From 3e3cab967eb74c8c6b457e4955375bb3d99b1526 Mon Sep 17 00:00:00 2001 From: yuuteng Date: Tue, 5 Dec 2023 15:22:20 -0500 Subject: [PATCH] Rebase to trino 439-SNAPSHOT Various style fixes and cleanup (#15) (#17) Co-authored-by: Martin Traverso Various style fixes and cleanup (#15) Update the github CI (#12) * Add Snowflake JDBC Connector * Add snowflake in the ci Add Snowflake JDBC Connector (#11) Had to redo the connector because all the rebases caused havoc --- .github/workflows/ci.yml | 22 + core/trino-server/src/main/provisio/trino.xml | 6 + docs/src/main/sphinx/connector.md | 1 + docs/src/main/sphinx/connector/snowflake.md | 96 +++ docs/src/main/sphinx/static/img/snowflake.png | Bin 0 -> 93500 bytes plugin/trino-snowflake/pom.xml | 237 +++++++ .../plugin/snowflake/SnowflakeClient.java | 658 ++++++++++++++++++ .../snowflake/SnowflakeClientModule.java | 95 +++ .../plugin/snowflake/SnowflakeConfig.java | 100 +++ .../plugin/snowflake/SnowflakePlugin.java | 25 + .../snowflake/BaseSnowflakeConnectorTest.java | 610 ++++++++++++++++ .../snowflake/SnowflakeQueryRunner.java | 97 +++ .../plugin/snowflake/TestSnowflakeClient.java | 151 ++++ .../plugin/snowflake/TestSnowflakeConfig.java | 61 ++ .../snowflake/TestSnowflakeConnectorTest.java | 38 + .../plugin/snowflake/TestSnowflakePlugin.java | 33 + .../snowflake/TestSnowflakeTypeMapping.java | 391 +++++++++++ .../snowflake/TestingSnowflakeServer.java | 77 ++ pom.xml | 7 + .../io/trino/tests/product/TestGroups.java | 1 + .../EnvMultinodeAllConnectors.java | 1 + .../environment/EnvMultinodeSnowflake.java | 77 ++ .../launcher/suite/suites/SuiteSnowflake.java | 37 + .../multinode-all/snowflake.properties | 4 + .../multinode-snowflake/snowflake.properties | 4 + .../product/snowflake/TestSnowflake.java | 46 ++ 26 files changed, 2875 insertions(+) create mode 100644 docs/src/main/sphinx/connector/snowflake.md create mode 100644 docs/src/main/sphinx/static/img/snowflake.png create mode 100644 plugin/trino-snowflake/pom.xml create mode 100644 plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeClient.java create mode 100644 plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeClientModule.java create mode 100644 plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeConfig.java create mode 100644 plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakePlugin.java create mode 100644 plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/BaseSnowflakeConnectorTest.java create mode 100644 plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/SnowflakeQueryRunner.java create mode 100644 plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeClient.java create mode 100644 plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeConfig.java create mode 100644 plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeConnectorTest.java create mode 100644 plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakePlugin.java create mode 100644 plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeTypeMapping.java create mode 100644 plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestingSnowflakeServer.java create mode 100644 testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/env/environment/EnvMultinodeSnowflake.java create mode 100644 testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/suite/suites/SuiteSnowflake.java create mode 100644 testing/trino-product-tests-launcher/src/main/resources/docker/presto-product-tests/conf/environment/multinode-all/snowflake.properties create mode 100644 testing/trino-product-tests-launcher/src/main/resources/docker/presto-product-tests/conf/environment/multinode-snowflake/snowflake.properties create mode 100644 testing/trino-product-tests/src/main/java/io/trino/tests/product/snowflake/TestSnowflake.java diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index 48c77f7745e7..71fcf9249f7e 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -421,6 +421,7 @@ jobs: !:trino-server, !:trino-server-rpm, !:trino-singlestore, + !:trino-snowflake, !:trino-sqlserver, !:trino-test-jdbc-compatibility-old-server, !:trino-tests, @@ -546,6 +547,8 @@ jobs: - { modules: plugin/trino-redshift, profile: fte-tests } - { modules: plugin/trino-resource-group-managers } - { modules: plugin/trino-singlestore } + - { modules: plugin/trino-snowflake } + - { modules: plugin/trino-snowflake, profile: cloud-tests } - { modules: plugin/trino-sqlserver } - { modules: testing/trino-faulttolerant-tests, profile: default } - { modules: testing/trino-faulttolerant-tests, profile: test-fault-tolerant-delta } @@ -713,6 +716,24 @@ jobs: if: matrix.modules == 'plugin/trino-bigquery' && !contains(matrix.profile, 'cloud-tests-2') && (env.CI_SKIP_SECRETS_PRESENCE_CHECKS != '' || env.BIGQUERY_CASE_INSENSITIVE_CREDENTIALS_KEY != '') run: | $MAVEN test ${MAVEN_TEST} -pl :trino-bigquery -Pcloud-tests-case-insensitive-mapping -Dbigquery.credentials-key="${BIGQUERY_CASE_INSENSITIVE_CREDENTIALS_KEY}" + - name: Cloud Snowflake Tests + env: + SNOWFLAKE_TEST_SERVER_URL: ${{ secrets.SNOWFLAKE_TEST_SERVER_URL }} + SNOWFLAKE_TEST_SERVER_USER: ${{ secrets.SNOWFLAKE_TEST_SERVER_USER }} + SNOWFLAKE_TEST_SERVER_PASSWORD: ${{ secrets.SNOWFLAKE_TEST_SERVER_PASSWORD }} + SNOWFLAKE_TEST_SERVER_DATABASE: ${{ secrets.SNOWFLAKE_TEST_SERVER_DATABASE }} + SNOWFLAKE_TEST_SERVER_ROLE: ${{ secrets.SNOWFLAKE_TEST_SERVER_ROLE }} + SNOWFLAKE_TEST_SERVER_WAREHOUSE: ${{ secrets.SNOWFLAKE_TEST_SERVER_WAREHOUSE }} + if: matrix.modules == 'plugin/trino-snowflake' && !contains(matrix.profile, 'cloud-tests') && (env.SNOWFLAKE_TEST_SERVER_URL != '' && env.SNOWFLAKE_TEST_SERVER_USER != '' && env.SNOWFLAKE_TEST_SERVER_PASSWORD != '') + run: | + $MAVEN test ${MAVEN_TEST} -pl :trino-snowflake -Pcloud-tests \ + -Dconnector.name="snowflake" \ + -Dsnowflake.test.server.url="${SNOWFLAKE_TEST_SERVER_URL}" \ + -Dsnowflake.test.server.user="${SNOWFLAKE_TEST_SERVER_USER}" \ + -Dsnowflake.test.server.password="${SNOWFLAKE_TEST_SERVER_PASSWORD}" \ + -Dsnowflake.test.server.database="${SNOWFLAKE_TEST_SERVER_DATABASE}" \ + -Dsnowflake.test.server.role="${SNOWFLAKE_TEST_SERVER_ROLE}" \ + -Dsnowflake.test.server.warehouse="${SNOWFLAKE_TEST_SERVER_WAREHOUSE}" - name: Iceberg Cloud Tests env: AWS_ACCESS_KEY_ID: ${{ secrets.TRINO_AWS_ACCESS_KEY_ID }} @@ -908,6 +929,7 @@ jobs: - suite-clickhouse - suite-mysql - suite-iceberg + - suite-snowflake - suite-hudi - suite-ignite exclude: diff --git a/core/trino-server/src/main/provisio/trino.xml b/core/trino-server/src/main/provisio/trino.xml index 2987eb5d0007..9041aba02007 100644 --- a/core/trino-server/src/main/provisio/trino.xml +++ b/core/trino-server/src/main/provisio/trino.xml @@ -296,6 +296,12 @@ + + + + + + diff --git a/docs/src/main/sphinx/connector.md b/docs/src/main/sphinx/connector.md index c741fdedb547..3c8dc201e7f0 100644 --- a/docs/src/main/sphinx/connector.md +++ b/docs/src/main/sphinx/connector.md @@ -38,6 +38,7 @@ Prometheus Redis Redshift SingleStore +Snowflake SQL Server System Thrift diff --git a/docs/src/main/sphinx/connector/snowflake.md b/docs/src/main/sphinx/connector/snowflake.md new file mode 100644 index 000000000000..579764534e23 --- /dev/null +++ b/docs/src/main/sphinx/connector/snowflake.md @@ -0,0 +1,96 @@ +# Snowflake connector + +```{raw} html + +``` + +The Snowflake connector allows querying and creating tables in an +external [Snowflake](https://www.snowflake.com/) account. This can be used to join data between +different systems like Snowflake and Hive, or between two different +Snowflake accounts. + +## Configuration + +To configure the Snowflake connector, create a catalog properties file +in `etc/catalog` named, for example, `example.properties`, to +mount the Snowflake connector as the `snowflake` catalog. +Create the file with the following contents, replacing the +connection properties as appropriate for your setup: + +```none +connector.name=snowflake +connection-url=jdbc:snowflake://.snowflakecomputing.com +connection-user=root +connection-password=secret +snowflake.account=account +snowflake.database=database +snowflake.role=role +snowflake.warehouse=warehouse +``` + +### Arrow serialization support + +This is an experimental feature which introduces support for using Apache Arrow +as the serialization format when reading from Snowflake. Please note there are +a few caveats: + +- Using Apache Arrow serialization is disabled by default. In order to enable + it, add `--add-opens=java.base/java.nio=ALL-UNNAMED` to the Trino + {ref}`jvm-config`. + +### Multiple Snowflake databases or accounts + +The Snowflake connector can only access a single database within +a Snowflake account. Thus, if you have multiple Snowflake databases, +or want to connect to multiple Snowflake accounts, you must configure +multiple instances of the Snowflake connector. + +% snowflake-type-mapping: + +## Type mapping + +Trino supports the following Snowflake data types: + +| Snowflake Type | Trino Type | +| -------------- | -------------- | +| `boolean` | `boolean` | +| `tinyint` | `bigint` | +| `smallint` | `bigint` | +| `byteint` | `bigint` | +| `int` | `bigint` | +| `integer` | `bigint` | +| `bigint` | `bigint` | +| `float` | `real` | +| `real` | `real` | +| `double` | `double` | +| `decimal` | `decimal(P,S)` | +| `varchar(n)` | `varchar(n)` | +| `char(n)` | `varchar(n)` | +| `binary(n)` | `varbinary` | +| `varbinary` | `varbinary` | +| `date` | `date` | +| `time` | `time` | +| `timestampntz` | `timestamp` | +| `timestamptz` | `timestampTZ` | +| `timestampltz` | `timestampTZ` | + +Complete list of [Snowflake data types](https://docs.snowflake.com/en/sql-reference/intro-summary-data-types.html). + +(snowflake-sql-support)= + +## SQL support + +The connector provides read access and write access to data and metadata in +a Snowflake database. In addition to the {ref}`globally available +` and {ref}`read operation ` +statements, the connector supports the following features: + +- {doc}`/sql/insert` +- {doc}`/sql/delete` +- {doc}`/sql/truncate` +- {doc}`/sql/create-table` +- {doc}`/sql/create-table-as` +- {doc}`/sql/drop-table` +- {doc}`/sql/alter-table` +- {doc}`/sql/create-schema` +- {doc}`/sql/drop-schema` diff --git a/docs/src/main/sphinx/static/img/snowflake.png b/docs/src/main/sphinx/static/img/snowflake.png new file mode 100644 index 0000000000000000000000000000000000000000..b337bc4d5a779c77e0c63cdf302ba793d235cc2c GIT binary patch literal 93500 zcmeFZ^tXCBVez@@pDk}xL!2C;V%7FtD~dH0D@o zOKvL`@2(zXY>}Njyyxij+)`5`zM28f!&9;}KRZ7gguC!@=iG1UPa!wxl4F%Y1&s^TwtEn$#QA*wHqmw=7fS`SY_# zDr4g~uSM2~gYHa)|4&y)-G)i_YmTH`u8+UX-z12D4-{d14Xby%MsAOPd1^C3Fe>kL zbs|H-SmJ5#7hQJWPf>+8F*>HMp!6ZQ5Q++Xe^$<;B75DtaQjtTn`Qc`W!^_gsi>dh z(?+Y>5L~(Zi7qj9*op-I6jkk%HY*N)v8b6mAsXvS=Nf!?pf@jv>uW0>Qt>>?`qUrG 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zjfePg9Za@X?4=*1hNVtfMv%p0beGm~w=i|L6f$?U1pk8Za`Wu9rUYv`=17m&K9;-KL76xt~a?UK?{nIej-);*d*lt0xL(fMgRZ+ literal 0 HcmV?d00001 diff --git a/plugin/trino-snowflake/pom.xml b/plugin/trino-snowflake/pom.xml new file mode 100644 index 000000000000..bd3d8d88c4ba --- /dev/null +++ b/plugin/trino-snowflake/pom.xml @@ -0,0 +1,237 @@ + + + 4.0.0 + + + io.trino + trino-root + 439-SNAPSHOT + ../../pom.xml + + + trino-snowflake + trino-plugin + Trino - Snowflake Connector + + + ${project.parent.basedir} + --add-opens=java.base/java.nio=ALL-UNNAMED + + + + + com.google.guava + guava + + + + com.google.inject + guice + + + + io.airlift + configuration + + + + io.airlift + log + + + + io.trino + trino-base-jdbc + + + + io.trino + trino-plugin-toolkit + + + + net.snowflake + snowflake-jdbc + 3.13.32 + + + + + com.fasterxml.jackson.core + jackson-annotations + provided + + + + io.airlift + slice + provided + + + + io.opentelemetry + opentelemetry-api + provided + + + + io.opentelemetry + opentelemetry-context + provided + + + + io.trino + trino-spi + provided + + + + org.openjdk.jol + jol-core + provided + + + + + io.airlift + testing + test + + + + io.trino + trino-base-jdbc + test-jar + test + + + + io.trino + trino-main + test + + + + io.trino + trino-main + test-jar + test + + + + io.trino + trino-testing + test + + + + io.trino + trino-testing-services + test + + + + io.trino + trino-tpch + test + + + + io.trino.tpch + tpch + test + + + + org.assertj + assertj-core + test + + + + org.jetbrains + annotations + test + + + + org.junit.jupiter + junit-jupiter-api + test + + + + org.junit.jupiter + junit-jupiter-engine + test + + + + org.testcontainers + jdbc + test + + + + org.testcontainers + testcontainers + test + + + + org.testng + testng + test + + + + + + default + + true + + + + + org.apache.maven.plugins + maven-surefire-plugin + + + **/TestSnowflakeConnectorTest.java + **/TestSnowflakePlugin.java + **/TestSnowflakeTypeMapping.java + + + + + + + + + + cloud-tests + + false + + + + + org.apache.maven.plugins + maven-surefire-plugin + + + **/TestSnowflakeClient.java + **/TestSnowflakeConfig.java + **/TestSnowflakeConnectorTest.java + **/TestSnowflakePlugin.java + **/TestSnowflakeTypeMapping.java + + + + + + + + diff --git a/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeClient.java b/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeClient.java new file mode 100644 index 000000000000..c68e786e2efe --- /dev/null +++ b/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeClient.java @@ -0,0 +1,658 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import com.google.common.collect.ImmutableMap; +import com.google.common.collect.ImmutableSet; +import com.google.inject.Inject; +import io.airlift.log.Logger; +import io.airlift.slice.Slices; +import io.trino.plugin.base.aggregation.AggregateFunctionRewriter; +import io.trino.plugin.base.aggregation.AggregateFunctionRule; +import io.trino.plugin.base.expression.ConnectorExpressionRewriter; +import io.trino.plugin.base.mapping.IdentifierMapping; +import io.trino.plugin.jdbc.BaseJdbcClient; +import io.trino.plugin.jdbc.BaseJdbcConfig; +import io.trino.plugin.jdbc.ColumnMapping; +import io.trino.plugin.jdbc.ConnectionFactory; +import io.trino.plugin.jdbc.JdbcColumnHandle; +import io.trino.plugin.jdbc.JdbcExpression; +import io.trino.plugin.jdbc.JdbcTableHandle; +import io.trino.plugin.jdbc.JdbcTypeHandle; +import io.trino.plugin.jdbc.LongWriteFunction; +import io.trino.plugin.jdbc.ObjectReadFunction; +import io.trino.plugin.jdbc.ObjectWriteFunction; +import io.trino.plugin.jdbc.PredicatePushdownController; +import io.trino.plugin.jdbc.QueryBuilder; +import io.trino.plugin.jdbc.SliceReadFunction; +import io.trino.plugin.jdbc.SliceWriteFunction; +import io.trino.plugin.jdbc.StandardColumnMappings; +import io.trino.plugin.jdbc.WriteMapping; +import io.trino.plugin.jdbc.aggregation.ImplementAvgDecimal; +import io.trino.plugin.jdbc.aggregation.ImplementAvgFloatingPoint; +import io.trino.plugin.jdbc.aggregation.ImplementCount; +import io.trino.plugin.jdbc.aggregation.ImplementCountAll; +import io.trino.plugin.jdbc.aggregation.ImplementMinMax; +import io.trino.plugin.jdbc.aggregation.ImplementSum; +import io.trino.plugin.jdbc.expression.JdbcConnectorExpressionRewriterBuilder; +import io.trino.plugin.jdbc.expression.ParameterizedExpression; +import io.trino.plugin.jdbc.logging.RemoteQueryModifier; +import io.trino.spi.TrinoException; +import io.trino.spi.connector.AggregateFunction; +import io.trino.spi.connector.ColumnHandle; +import io.trino.spi.connector.ConnectorSession; +import io.trino.spi.type.CharType; +import io.trino.spi.type.Chars; +import io.trino.spi.type.DateTimeEncoding; +import io.trino.spi.type.DateType; +import io.trino.spi.type.DecimalType; +import io.trino.spi.type.LongTimestamp; +import io.trino.spi.type.LongTimestampWithTimeZone; +import io.trino.spi.type.TimeType; +import io.trino.spi.type.TimeZoneKey; +import io.trino.spi.type.TimestampType; +import io.trino.spi.type.TimestampWithTimeZoneType; +import io.trino.spi.type.Timestamps; +import io.trino.spi.type.Type; +import io.trino.spi.type.VarcharType; + +import java.math.RoundingMode; +import java.sql.Connection; +import java.sql.PreparedStatement; +import java.sql.ResultSet; +import java.sql.SQLException; +import java.sql.Timestamp; +import java.sql.Types; +import java.time.Instant; +import java.time.LocalDate; +import java.time.LocalDateTime; +import java.time.LocalTime; +import java.time.ZoneId; +import java.time.ZoneOffset; +import java.time.ZonedDateTime; +import java.time.format.DateTimeFormatter; +import java.util.Calendar; +import java.util.Date; +import java.util.GregorianCalendar; +import java.util.Locale; +import java.util.Map; +import java.util.Optional; +import java.util.TimeZone; +import java.util.function.BiFunction; + +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.util.concurrent.MoreExecutors.directExecutor; +import static io.trino.plugin.jdbc.JdbcErrorCode.JDBC_ERROR; +import static io.trino.spi.StandardErrorCode.NOT_SUPPORTED; +import static io.trino.spi.type.DecimalType.createDecimalType; +import static io.trino.spi.type.TimestampWithTimeZoneType.createTimestampWithTimeZoneType; +import static io.trino.spi.type.Timestamps.MILLISECONDS_PER_SECOND; +import static io.trino.spi.type.Timestamps.NANOSECONDS_PER_MILLISECOND; +import static io.trino.spi.type.Timestamps.PICOSECONDS_PER_NANOSECOND; +import static io.trino.spi.type.VarcharType.createUnboundedVarcharType; +import static io.trino.spi.type.VarcharType.createVarcharType; +import static java.lang.String.format; + +public class SnowflakeClient + extends BaseJdbcClient +{ + /* TIME supports an optional precision parameter for fractional seconds, e.g. TIME(3). Time precision can range from 0 (seconds) to 9 (nanoseconds). The default precision is 9. + All TIME values must be between 00:00:00 and 23:59:59.999999999. TIME internally stores “wallclock” time, and all operations on TIME values are performed without taking any time zone into consideration. + */ + private static final int SNOWFLAKE_MAX_SUPPORTED_TIMESTAMP_PRECISION = 9; + private static final Logger log = Logger.get(SnowflakeClient.class); + private static final DateTimeFormatter SNOWFLAKE_DATETIME_FORMATTER = DateTimeFormatter.ofPattern("y-MM-dd'T'HH:mm:ss.SSSSSSSSSXXX"); + private static final DateTimeFormatter SNOWFLAKE_DATE_FORMATTER = DateTimeFormatter.ofPattern("uuuu-MM-dd"); + private static final DateTimeFormatter SNOWFLAKE_TIMESTAMP_FORMATTER = DateTimeFormatter.ofPattern("y-MM-dd'T'HH:mm:ss.SSSSSSSSS"); + private static final DateTimeFormatter SNOWFLAKE_TIME_FORMATTER = DateTimeFormatter.ofPattern("HH:mm:ss.SSSSSSSSS"); + private final AggregateFunctionRewriter aggregateFunctionRewriter; + + private interface WriteMappingFunction + { + WriteMapping convert(Type type); + } + + private interface ColumnMappingFunction + { + Optional convert(JdbcTypeHandle typeHandle); + } + + private static final TimeZone UTC_TZ = TimeZone.getTimeZone(ZoneId.of("UTC")); + // Mappings for JDBC column types to internal Trino types + private static final Map STANDARD_COLUMN_MAPPINGS = ImmutableMap.builder() + .put(Types.BOOLEAN, StandardColumnMappings.booleanColumnMapping()) + .put(Types.TINYINT, StandardColumnMappings.tinyintColumnMapping()) + .put(Types.SMALLINT, StandardColumnMappings.smallintColumnMapping()) + .put(Types.INTEGER, StandardColumnMappings.integerColumnMapping()) + .put(Types.BIGINT, StandardColumnMappings.bigintColumnMapping()) + .put(Types.REAL, StandardColumnMappings.realColumnMapping()) + .put(Types.DOUBLE, StandardColumnMappings.doubleColumnMapping()) + .put(Types.FLOAT, StandardColumnMappings.doubleColumnMapping()) + .put(Types.BINARY, StandardColumnMappings.varbinaryColumnMapping()) + .put(Types.VARBINARY, StandardColumnMappings.varbinaryColumnMapping()) + .put(Types.LONGVARBINARY, StandardColumnMappings.varbinaryColumnMapping()) + .buildOrThrow(); + + private static final Map SHOWFLAKE_COLUMN_MAPPINGS = ImmutableMap.builder() + .put("time", typeHandle -> Optional.of(timeColumnMapping(typeHandle))) + .put("timestampntz", typeHandle -> Optional.of(timestampColumnMapping(typeHandle))) + .put("timestamptz", typeHandle -> Optional.of(timestampTzColumnMapping(typeHandle))) + .put("timestampltz", typeHandle -> Optional.of(timestampTzColumnMapping(typeHandle))) + .put("date", typeHandle -> Optional.of(ColumnMapping.longMapping( + DateType.DATE, + (resultSet, columnIndex) -> LocalDate.ofEpochDay(resultSet.getLong(columnIndex)).toEpochDay(), + snowFlakeDateWriter()))) + .put("object", typeHandle -> Optional.of(ColumnMapping.sliceMapping( + createUnboundedVarcharType(), + StandardColumnMappings.varcharReadFunction(createUnboundedVarcharType()), + StandardColumnMappings.varcharWriteFunction(), + PredicatePushdownController.DISABLE_PUSHDOWN))) + .put("array", typeHandle -> Optional.of(ColumnMapping.sliceMapping( + createUnboundedVarcharType(), + StandardColumnMappings.varcharReadFunction(createUnboundedVarcharType()), + StandardColumnMappings.varcharWriteFunction(), + PredicatePushdownController.DISABLE_PUSHDOWN))) + .put("variant", typeHandle -> Optional.of(ColumnMapping.sliceMapping( + createUnboundedVarcharType(), + variantReadFunction(), + StandardColumnMappings.varcharWriteFunction(), + PredicatePushdownController.FULL_PUSHDOWN))) + .put("varchar", typeHandle -> Optional.of(varcharColumnMapping(typeHandle.getRequiredColumnSize()))) + .put("number", typeHandle -> { + int decimalDigits = typeHandle.getRequiredDecimalDigits(); + int precision = typeHandle.getRequiredColumnSize() + Math.max(-decimalDigits, 0); + if (precision > 38) { + return Optional.empty(); + } + return Optional.of(columnMappingPushdown( + StandardColumnMappings.decimalColumnMapping(createDecimalType(precision, Math.max(decimalDigits, 0)), RoundingMode.UNNECESSARY))); + }) + .buildOrThrow(); + + // Mappings for internal Trino types to JDBC column types + private static final Map STANDARD_WRITE_MAPPINGS = ImmutableMap.builder() + .put("BooleanType", WriteMapping.booleanMapping("boolean", StandardColumnMappings.booleanWriteFunction())) + .put("BigintType", WriteMapping.longMapping("number(19)", StandardColumnMappings.bigintWriteFunction())) + .put("IntegerType", WriteMapping.longMapping("number(10)", StandardColumnMappings.integerWriteFunction())) + .put("SmallintType", WriteMapping.longMapping("number(5)", StandardColumnMappings.smallintWriteFunction())) + .put("TinyintType", WriteMapping.longMapping("number(3)", StandardColumnMappings.tinyintWriteFunction())) + .put("DoubleType", WriteMapping.doubleMapping("double precision", StandardColumnMappings.doubleWriteFunction())) + .put("RealType", WriteMapping.longMapping("real", StandardColumnMappings.realWriteFunction())) + .put("VarbinaryType", WriteMapping.sliceMapping("varbinary", StandardColumnMappings.varbinaryWriteFunction())) + .put("DateType", WriteMapping.longMapping("date", snowFlakeDateWriter())) + .buildOrThrow(); + + private static final Map SNOWFLAKE_WRITE_MAPPINGS = ImmutableMap.builder() + .put("TimeType", type -> WriteMapping.longMapping("time", SnowflakeClient.snowFlaketimeWriter(type))) + .put("ShortTimestampType", SnowflakeClient::snowFlakeTimestampWriter) + .put("ShortTimestampWithTimeZoneType", SnowflakeClient::snowFlakeTimestampWithTZWriter) + .put("LongTimestampType", SnowflakeClient::snowFlakeTimestampWithTZWriter) + .put("LongTimestampWithTimeZoneType", SnowflakeClient::snowFlakeTimestampWithTZWriter) + .put("VarcharType", SnowflakeClient::snowFlakeVarCharWriter) + .put("CharType", SnowflakeClient::snowFlakeCharWriter) + .put("LongDecimalType", SnowflakeClient::snowFlakeDecimalWriter) + .put("ShortDecimalType", SnowflakeClient::snowFlakeDecimalWriter) + .buildOrThrow(); + + @Inject + public SnowflakeClient( + BaseJdbcConfig config, + ConnectionFactory connectionFactory, + QueryBuilder queryBuilder, + IdentifierMapping identifierMapping, + RemoteQueryModifier remoteQueryModifier) + { + super("\"", connectionFactory, queryBuilder, config.getJdbcTypesMappedToVarchar(), identifierMapping, remoteQueryModifier, false); + + JdbcTypeHandle bigintTypeHandle = new JdbcTypeHandle(Types.BIGINT, Optional.of("bigint"), Optional.empty(), Optional.empty(), Optional.empty(), Optional.empty()); + ConnectorExpressionRewriter connectorExpressionRewriter = JdbcConnectorExpressionRewriterBuilder.newBuilder() + .addStandardRules(this::quoted) + .build(); + + this.aggregateFunctionRewriter = new AggregateFunctionRewriter<>( + connectorExpressionRewriter, + ImmutableSet.>builder() + .add(new ImplementCountAll(bigintTypeHandle)) + .add(new ImplementCount(bigintTypeHandle)) + .add(new ImplementMinMax(false)) + .add(new ImplementSum(SnowflakeClient::toTypeHandle)) + .add(new ImplementAvgFloatingPoint()) + .add(new ImplementAvgDecimal()) + .build()); + } + + @Override + public void abortReadConnection(Connection connection, ResultSet resultSet) + throws SQLException + { + // Abort connection before closing. Without this, the Snowflake driver + // attempts to drain the connection by reading all the results. + connection.abort(directExecutor()); + } + + @Override + public Optional toColumnMapping(ConnectorSession session, Connection connection, JdbcTypeHandle typeHandle) + { + Optional mapping = getForcedMappingToVarchar(typeHandle); + if (mapping.isPresent()) { + return mapping; + } + + String jdbcTypeName = typeHandle.getJdbcTypeName() + .orElseThrow(() -> new TrinoException(JDBC_ERROR, "Type name is missing: " + typeHandle)); + jdbcTypeName = jdbcTypeName.toLowerCase(Locale.ENGLISH); + int type = typeHandle.getJdbcType(); + + // Mappings for JDBC column types to internal Trino types + final Map standardColumnMappings = ImmutableMap.builder() + .put(Types.BOOLEAN, StandardColumnMappings.booleanColumnMapping()) + .put(Types.TINYINT, StandardColumnMappings.tinyintColumnMapping()) + .put(Types.SMALLINT, StandardColumnMappings.smallintColumnMapping()) + .put(Types.INTEGER, StandardColumnMappings.integerColumnMapping()) + .put(Types.BIGINT, StandardColumnMappings.bigintColumnMapping()) + .put(Types.REAL, StandardColumnMappings.realColumnMapping()) + .put(Types.DOUBLE, StandardColumnMappings.doubleColumnMapping()) + .put(Types.FLOAT, StandardColumnMappings.doubleColumnMapping()) + .put(Types.BINARY, StandardColumnMappings.varbinaryColumnMapping()) + .put(Types.VARBINARY, StandardColumnMappings.varbinaryColumnMapping()) + .put(Types.LONGVARBINARY, StandardColumnMappings.varbinaryColumnMapping()) + .buildOrThrow(); + + ColumnMapping columnMap = standardColumnMappings.get(type); + if (columnMap != null) { + return Optional.of(columnMap); + } + + final Map snowflakeColumnMappings = ImmutableMap.builder() + .put("time", handle -> { + return Optional.of(timeColumnMapping(handle)); + }) + .put("date", handle -> { + return Optional.of(ColumnMapping.longMapping( + DateType.DATE, (resultSet, columnIndex) -> + LocalDate.ofEpochDay(resultSet.getLong(columnIndex)).toEpochDay(), + snowFlakeDateWriter())); + }) + .put("varchar", handle -> { + return Optional.of(varcharColumnMapping(handle.getRequiredColumnSize())); + }) + .put("number", handle -> { + int decimalDigits = handle.getRequiredDecimalDigits(); + int precision = handle.getRequiredColumnSize() + Math.max(-decimalDigits, 0); + if (precision > 38) { + return Optional.empty(); + } + return Optional.of(columnMappingPushdown( + StandardColumnMappings.decimalColumnMapping(DecimalType.createDecimalType( + precision, Math.max(decimalDigits, 0)), RoundingMode.UNNECESSARY))); + }) + .buildOrThrow(); + + ColumnMappingFunction columnMappingFunction = snowflakeColumnMappings.get(jdbcTypeName); + if (columnMappingFunction != null) { + return columnMappingFunction.convert(typeHandle); + } + + // Code should never reach here so throw an error. + throw new TrinoException(NOT_SUPPORTED, "SNOWFLAKE_CONNECTOR_COLUMN_TYPE_NOT_SUPPORTED: Unsupported column type(" + type + "):" + jdbcTypeName); + } + + @Override + public WriteMapping toWriteMapping(ConnectorSession session, Type type) + { + Class myClass = type.getClass(); + String simple = myClass.getSimpleName(); + + // Mappings for internal Trino types to JDBC column types + final Map standardWriteMappings = ImmutableMap.builder() + .put("BooleanType", WriteMapping.booleanMapping("boolean", StandardColumnMappings.booleanWriteFunction())) + .put("BigintType", WriteMapping.longMapping("number(19)", StandardColumnMappings.bigintWriteFunction())) + .put("IntegerType", WriteMapping.longMapping("number(10)", StandardColumnMappings.integerWriteFunction())) + .put("SmallintType", WriteMapping.longMapping("number(5)", StandardColumnMappings.smallintWriteFunction())) + .put("TinyintType", WriteMapping.longMapping("number(3)", StandardColumnMappings.tinyintWriteFunction())) + .put("DoubleType", WriteMapping.doubleMapping("double precision", StandardColumnMappings.doubleWriteFunction())) + .put("RealType", WriteMapping.longMapping("real", StandardColumnMappings.realWriteFunction())) + .put("VarbinaryType", WriteMapping.sliceMapping("varbinary", StandardColumnMappings.varbinaryWriteFunction())) + .put("DateType", WriteMapping.longMapping("date", snowFlakeDateWriter())) + .buildOrThrow(); + + WriteMapping writeMapping = standardWriteMappings.get(simple); + if (writeMapping != null) { + return writeMapping; + } + + final Map snowflakeWriteMappings = ImmutableMap.builder() + .put("TimeType", writeType -> { + return WriteMapping.longMapping("time", SnowflakeClient.snowFlaketimeWriter(writeType)); + }) + .put("ShortTimestampType", writeType -> { + WriteMapping myMap = SnowflakeClient.snowFlakeTimestampWriter(writeType); + return myMap; + }) + .put("ShortTimestampWithTimeZoneType", writeType -> { + WriteMapping myMap = SnowflakeClient.snowFlakeTimestampWithTZWriter(writeType); + return myMap; + }) + .put("LongTimestampType", writeType -> { + WriteMapping myMap = SnowflakeClient.snowFlakeTimestampWithTZWriter(writeType); + return myMap; + }) + .put("LongTimestampWithTimeZoneType", writeType -> { + WriteMapping myMap = SnowflakeClient.snowFlakeTimestampWithTZWriter(writeType); + return myMap; + }) + .put("VarcharType", writeType -> { + WriteMapping myMap = SnowflakeClient.snowFlakeVarCharWriter(writeType); + return myMap; + }) + .put("CharType", writeType -> { + WriteMapping myMap = SnowflakeClient.snowFlakeCharWriter(writeType); + return myMap; + }) + .put("LongDecimalType", writeType -> { + WriteMapping myMap = SnowflakeClient.snowFlakeDecimalWriter(writeType); + return myMap; + }) + .put("ShortDecimalType", writeType -> { + WriteMapping myMap = SnowflakeClient.snowFlakeDecimalWriter(writeType); + return myMap; + }) + .buildOrThrow(); + + WriteMappingFunction writeMappingFunction = snowflakeWriteMappings.get(simple); + if (writeMappingFunction != null) { + return writeMappingFunction.convert(type); + } + + throw new TrinoException(NOT_SUPPORTED, "SNOWFLAKE_CONNECTOR_COLUMN_TYPE_NOT_SUPPORTED: Unsupported column type: " + type.getDisplayName() + ", simple:" + simple); + } + + @Override + public Optional implementAggregation(ConnectorSession session, AggregateFunction aggregate, Map assignments) + { + // TODO support complex ConnectorExpressions + return aggregateFunctionRewriter.rewrite(session, aggregate, assignments); + } + + private static Optional toTypeHandle(DecimalType decimalType) + { + return Optional.of(new JdbcTypeHandle(Types.NUMERIC, Optional.of("decimal"), Optional.of(decimalType.getPrecision()), Optional.of(decimalType.getScale()), Optional.empty(), Optional.empty())); + } + + @Override + protected Optional> limitFunction() + { + return Optional.of((sql, limit) -> sql + " LIMIT " + limit); + } + + @Override + public boolean isLimitGuaranteed(ConnectorSession session) + { + return true; + } + + @Override + public void setColumnType(ConnectorSession session, JdbcTableHandle handle, JdbcColumnHandle column, Type type) + { + throw new TrinoException(NOT_SUPPORTED, "This connector does not support setting column types"); + } + + private static SliceReadFunction variantReadFunction() + { + return (resultSet, columnIndex) -> Slices.utf8Slice(resultSet.getString(columnIndex).replaceAll("^\"|\"$", "")); + } + + private static ColumnMapping columnMappingPushdown(ColumnMapping mapping) + { + if (mapping.getPredicatePushdownController() == PredicatePushdownController.DISABLE_PUSHDOWN) { + throw new TrinoException(NOT_SUPPORTED, "mapping.getPredicatePushdownController() is DISABLE_PUSHDOWN. Type was " + mapping.getType()); + } + + return new ColumnMapping(mapping.getType(), mapping.getReadFunction(), mapping.getWriteFunction(), PredicatePushdownController.FULL_PUSHDOWN); + } + + private static ColumnMapping timeColumnMapping(JdbcTypeHandle typeHandle) + { + int precision = typeHandle.getRequiredDecimalDigits(); + checkArgument(precision <= SNOWFLAKE_MAX_SUPPORTED_TIMESTAMP_PRECISION, "The max timestamp precision in Snowflake is " + SNOWFLAKE_MAX_SUPPORTED_TIMESTAMP_PRECISION); + return ColumnMapping.longMapping( + TimeType.createTimeType(precision), + (resultSet, columnIndex) -> { + LocalTime time = SNOWFLAKE_TIME_FORMATTER.parse(resultSet.getString(columnIndex), LocalTime::from); + return Timestamps.round(time.toNanoOfDay() * PICOSECONDS_PER_NANOSECOND, 12 - precision); + }, + timeWriteFunction(precision), + PredicatePushdownController.FULL_PUSHDOWN); + } + + private static LongWriteFunction snowFlaketimeWriter(Type type) + { + return timeWriteFunction(((TimeType) type).getPrecision()); + } + + private static LongWriteFunction timeWriteFunction(int precision) + { + checkArgument(precision <= SNOWFLAKE_MAX_SUPPORTED_TIMESTAMP_PRECISION, "Unsupported precision: %s", precision); + String bindExpression = format("CAST(? AS time(%s))", precision); + return new LongWriteFunction() + { + @Override + public String getBindExpression() + { + return bindExpression; + } + + @Override + public void set(PreparedStatement statement, int index, long picosOfDay) + throws SQLException + { + picosOfDay = Timestamps.round(picosOfDay, 12 - precision); + if (picosOfDay == Timestamps.PICOSECONDS_PER_DAY) { + picosOfDay = 0; + } + LocalTime localTime = LocalTime.ofNanoOfDay(picosOfDay / PICOSECONDS_PER_NANOSECOND); + // statement.setObject(.., localTime) would yield incorrect end result for 23:59:59.999000 + statement.setString(index, SNOWFLAKE_TIME_FORMATTER.format(localTime)); + } + }; + } + + private static ColumnMapping timestampTzColumnMapping(JdbcTypeHandle typeHandle) + { + int precision = typeHandle.getRequiredDecimalDigits(); + String jdbcTypeName = typeHandle.getJdbcTypeName() + .orElseThrow(() -> new TrinoException(JDBC_ERROR, "Type name is missing: " + typeHandle)); + int type = typeHandle.getJdbcType(); + log.debug("timestampTZColumnMapping: jdbcTypeName(%s):%s precision:%s", type, jdbcTypeName, precision); + + if (precision <= 3) { + return ColumnMapping.longMapping( + createTimestampWithTimeZoneType(precision), + (resultSet, columnIndex) -> { + ZonedDateTime timestamp = SNOWFLAKE_DATETIME_FORMATTER.parse(resultSet.getString(columnIndex), ZonedDateTime::from); + return DateTimeEncoding.packDateTimeWithZone(timestamp.toInstant().toEpochMilli(), timestamp.getZone().getId()); + }, + timestampWithTZWriter(), + PredicatePushdownController.FULL_PUSHDOWN); + } + else { + return ColumnMapping.objectMapping(createTimestampWithTimeZoneType(precision), longTimestampWithTimezoneReadFunction(), longTimestampWithTzWriteFunction()); + } + } + + private static ColumnMapping varcharColumnMapping(int varcharLength) + { + VarcharType varcharType = varcharLength <= VarcharType.MAX_LENGTH ? createVarcharType(varcharLength) : createUnboundedVarcharType(); + return ColumnMapping.sliceMapping( + varcharType, + StandardColumnMappings.varcharReadFunction(varcharType), + StandardColumnMappings.varcharWriteFunction()); + } + + private static ObjectReadFunction longTimestampWithTimezoneReadFunction() + { + return ObjectReadFunction.of(LongTimestampWithTimeZone.class, (resultSet, columnIndex) -> { + ZonedDateTime timestamp = SNOWFLAKE_DATETIME_FORMATTER.parse(resultSet.getString(columnIndex), ZonedDateTime::from); + return LongTimestampWithTimeZone.fromEpochSecondsAndFraction( + timestamp.toEpochSecond(), + (long) timestamp.getNano() * PICOSECONDS_PER_NANOSECOND, + TimeZoneKey.getTimeZoneKey(timestamp.getZone().getId())); + }); + } + + private static ObjectWriteFunction longTimestampWithTzWriteFunction() + { + return ObjectWriteFunction.of(LongTimestampWithTimeZone.class, (statement, index, value) -> { + long epochMilli = value.getEpochMillis(); + long epochSecond = Math.floorDiv(epochMilli, MILLISECONDS_PER_SECOND); + int nanosOfSecond = Math.floorMod(epochMilli, MILLISECONDS_PER_SECOND) * NANOSECONDS_PER_MILLISECOND + value.getPicosOfMilli() / PICOSECONDS_PER_NANOSECOND; + ZoneId zone = TimeZoneKey.getTimeZoneKey(value.getTimeZoneKey()).getZoneId(); + Instant instant = Instant.ofEpochSecond(epochSecond, nanosOfSecond); + statement.setString(index, SNOWFLAKE_DATETIME_FORMATTER.format(ZonedDateTime.ofInstant(instant, zone))); + }); + } + + private static WriteMapping snowFlakeDecimalWriter(Type type) + { + DecimalType decimalType = (DecimalType) type; + String dataType = format("decimal(%s, %s)", decimalType.getPrecision(), decimalType.getScale()); + + if (decimalType.isShort()) { + return WriteMapping.longMapping(dataType, StandardColumnMappings.shortDecimalWriteFunction(decimalType)); + } + return WriteMapping.objectMapping(dataType, StandardColumnMappings.longDecimalWriteFunction(decimalType)); + } + + private static LongWriteFunction snowFlakeDateWriter() + { + return (statement, index, day) -> statement.setString(index, SNOWFLAKE_DATE_FORMATTER.format(LocalDate.ofEpochDay(day))); + } + + private static WriteMapping snowFlakeCharWriter(Type type) + { + CharType charType = (CharType) type; + return WriteMapping.sliceMapping("char(" + charType.getLength() + ")", charWriteFunction(charType)); + } + + private static WriteMapping snowFlakeVarCharWriter(Type type) + { + String dataType; + VarcharType varcharType = (VarcharType) type; + + if (varcharType.isUnbounded()) { + dataType = "varchar"; + } + else { + dataType = "varchar(" + varcharType.getBoundedLength() + ")"; + } + return WriteMapping.sliceMapping(dataType, StandardColumnMappings.varcharWriteFunction()); + } + + private static SliceWriteFunction charWriteFunction(CharType charType) + { + return (statement, index, value) -> statement.setString(index, Chars.padSpaces(value, charType).toStringUtf8()); + } + + private static WriteMapping snowFlakeTimestampWriter(Type type) + { + TimestampType timestampType = (TimestampType) type; + checkArgument( + timestampType.getPrecision() <= SNOWFLAKE_MAX_SUPPORTED_TIMESTAMP_PRECISION, + "The max timestamp precision in Snowflake is " + SNOWFLAKE_MAX_SUPPORTED_TIMESTAMP_PRECISION); + + if (timestampType.isShort()) { + return WriteMapping.longMapping(format("timestamp_ntz(%d)", timestampType.getPrecision()), timestampWriteFunction()); + } + return WriteMapping.objectMapping(format("timestamp_ntz(%d)", timestampType.getPrecision()), longTimestampWriter(timestampType.getPrecision())); + } + + private static LongWriteFunction timestampWriteFunction() + { + return (statement, index, value) -> statement.setString(index, StandardColumnMappings.fromTrinoTimestamp(value).toString()); + } + + private static ObjectWriteFunction longTimestampWriter(int precision) + { + return ObjectWriteFunction.of( + LongTimestamp.class, + (statement, index, value) -> statement.setString(index, SNOWFLAKE_TIMESTAMP_FORMATTER.format(StandardColumnMappings.fromLongTrinoTimestamp(value, precision)))); + } + + private static WriteMapping snowFlakeTimestampWithTZWriter(Type type) + { + TimestampWithTimeZoneType timeTZType = (TimestampWithTimeZoneType) type; + + checkArgument(timeTZType.getPrecision() <= SNOWFLAKE_MAX_SUPPORTED_TIMESTAMP_PRECISION, "Max Snowflake precision is is " + SNOWFLAKE_MAX_SUPPORTED_TIMESTAMP_PRECISION); + if (timeTZType.isShort()) { + return WriteMapping.longMapping(format("timestamp_tz(%d)", timeTZType.getPrecision()), timestampWithTZWriter()); + } + return WriteMapping.objectMapping(format("timestamp_tz(%d)", timeTZType.getPrecision()), longTimestampWithTzWriteFunction()); + } + + private static LongWriteFunction timestampWithTZWriter() + { + return (statement, index, encodedTimeWithZone) -> { + Instant instant = Instant.ofEpochMilli(DateTimeEncoding.unpackMillisUtc(encodedTimeWithZone)); + ZoneId zone = ZoneId.of(DateTimeEncoding.unpackZoneKey(encodedTimeWithZone).getId()); + statement.setString(index, SNOWFLAKE_DATETIME_FORMATTER.format(instant.atZone(zone))); + }; + } + + private static ObjectReadFunction longTimestampReader() + { + return ObjectReadFunction.of(LongTimestamp.class, (resultSet, columnIndex) -> { + Calendar calendar = new GregorianCalendar(UTC_TZ, Locale.ENGLISH); + calendar.setTime(new Date(0)); + Timestamp ts = resultSet.getTimestamp(columnIndex, calendar); + long epochMillis = ts.getTime(); + int nanosInTheSecond = ts.getNanos(); + int nanosInTheMilli = nanosInTheSecond % NANOSECONDS_PER_MILLISECOND; + long micro = epochMillis * Timestamps.MICROSECONDS_PER_MILLISECOND + (nanosInTheMilli / Timestamps.NANOSECONDS_PER_MICROSECOND); + int picosOfMicro = nanosInTheMilli % 1000 * 1000; + return new LongTimestamp(micro, picosOfMicro); + }); + } + + private static ColumnMapping timestampColumnMapping(JdbcTypeHandle typeHandle) + { + int precision = typeHandle.getRequiredDecimalDigits(); + String jdbcTypeName = typeHandle.getJdbcTypeName() + .orElseThrow(() -> new TrinoException(JDBC_ERROR, "Type name is missing: " + typeHandle)); + int type = typeHandle.getJdbcType(); + log.debug("timestampColumnMapping: jdbcTypeName(%s):%s precision:%s", type, jdbcTypeName, precision); + + // <= 6 fits into a long + if (precision <= 6) { + return ColumnMapping.longMapping( + TimestampType.createTimestampType(precision), + (resultSet, columnIndex) -> StandardColumnMappings.toTrinoTimestamp(TimestampType.createTimestampType(precision), toLocalDateTime(resultSet, columnIndex)), + timestampWriteFunction()); + } + + // Too big. Put it in an object + return ColumnMapping.objectMapping( + TimestampType.createTimestampType(precision), + longTimestampReader(), + longTimestampWriter(precision)); + } + + private static LocalDateTime toLocalDateTime(ResultSet resultSet, int columnIndex) + throws SQLException + { + Calendar calendar = new GregorianCalendar(UTC_TZ, Locale.ENGLISH); + calendar.setTime(new Date(0)); + Timestamp ts = resultSet.getTimestamp(columnIndex, calendar); + return LocalDateTime.ofInstant(Instant.ofEpochMilli(ts.getTime()), ZoneOffset.UTC); + } +} diff --git a/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeClientModule.java b/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeClientModule.java new file mode 100644 index 000000000000..19fc35847191 --- /dev/null +++ b/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeClientModule.java @@ -0,0 +1,95 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import com.google.inject.Binder; +import com.google.inject.Module; +import com.google.inject.Provides; +import com.google.inject.Scopes; +import com.google.inject.Singleton; +import io.trino.plugin.jdbc.BaseJdbcConfig; +import io.trino.plugin.jdbc.ConnectionFactory; +import io.trino.plugin.jdbc.DriverConnectionFactory; +import io.trino.plugin.jdbc.ForBaseJdbc; +import io.trino.plugin.jdbc.JdbcClient; +import io.trino.plugin.jdbc.TypeHandlingJdbcConfig; +import io.trino.plugin.jdbc.credential.CredentialProvider; +import io.trino.spi.TrinoException; +import net.snowflake.client.jdbc.SnowflakeDriver; + +import java.net.MalformedURLException; +import java.net.URL; +import java.util.Properties; + +import static io.airlift.configuration.ConfigBinder.configBinder; +import static io.trino.spi.StandardErrorCode.NOT_SUPPORTED; + +public class SnowflakeClientModule + implements Module +{ + @Override + public void configure(Binder binder) + { + binder.bind(JdbcClient.class).annotatedWith(ForBaseJdbc.class).to(SnowflakeClient.class).in(Scopes.SINGLETON); + configBinder(binder).bindConfig(SnowflakeConfig.class); + configBinder(binder).bindConfig(TypeHandlingJdbcConfig.class); + } + + @Singleton + @Provides + @ForBaseJdbc + public ConnectionFactory getConnectionFactory(BaseJdbcConfig baseJdbcConfig, SnowflakeConfig snowflakeConfig, CredentialProvider credentialProvider) + throws MalformedURLException + { + Properties properties = new Properties(); + snowflakeConfig.getAccount().ifPresent(account -> properties.setProperty("account", account)); + snowflakeConfig.getDatabase().ifPresent(database -> properties.setProperty("db", database)); + snowflakeConfig.getRole().ifPresent(role -> properties.setProperty("role", role)); + snowflakeConfig.getWarehouse().ifPresent(warehouse -> properties.setProperty("warehouse", warehouse)); + + // Set the expected date/time formatting we expect for our plugin to parse + properties.setProperty("TIMESTAMP_OUTPUT_FORMAT", "YYYY-MM-DD\"T\"HH24:MI:SS.FF9TZH:TZM"); + properties.setProperty("TIMESTAMP_NTZ_OUTPUT_FORMAT", "YYYY-MM-DD\"T\"HH24:MI:SS.FF9TZH:TZM"); + properties.setProperty("TIMESTAMP_TZ_OUTPUT_FORMAT", "YYYY-MM-DD\"T\"HH24:MI:SS.FF9TZH:TZM"); + properties.setProperty("TIMESTAMP_LTZ_OUTPUT_FORMAT", "YYYY-MM-DD\"T\"HH24:MI:SS.FF9TZH:TZM"); + properties.setProperty("TIME_OUTPUT_FORMAT", "HH24:MI:SS.FF9"); + snowflakeConfig.getTimestampNoTimezoneAsUTC().ifPresent(as_utc -> properties.setProperty("JDBC_TREAT_TIMESTAMP_NTZ_AS_UTC", as_utc ? "true" : "false")); + + // Support for Corporate proxies + if (snowflakeConfig.getHTTPProxy().isPresent()) { + String proxy = snowflakeConfig.getHTTPProxy().get(); + + URL url = new URL(proxy); + + properties.setProperty("useProxy", "true"); + properties.setProperty("proxyHost", url.getHost()); + properties.setProperty("proxyPort", Integer.toString(url.getPort())); + properties.setProperty("proxyProtocol", url.getProtocol()); + + String userInfo = url.getUserInfo(); + if (userInfo != null) { + String[] usernamePassword = userInfo.split(":", 2); + + if (usernamePassword.length != 2) { + throw new TrinoException(NOT_SUPPORTED, "Improper snowflake.http_proxy. username:password@ is optional but what was entered was not correct"); + } + + properties.setProperty("proxyUser", usernamePassword[0]); + properties.setProperty("proxyPassword", usernamePassword[1]); + } + } + + return new DriverConnectionFactory(new SnowflakeDriver(), baseJdbcConfig.getConnectionUrl(), properties, credentialProvider); + } +} diff --git a/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeConfig.java b/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeConfig.java new file mode 100644 index 000000000000..6dbf12520177 --- /dev/null +++ b/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakeConfig.java @@ -0,0 +1,100 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import io.airlift.configuration.Config; + +import java.util.Optional; + +public class SnowflakeConfig +{ + private String account; + private String database; + private String role; + private String warehouse; + private Boolean timestampNoTimezoneAsUTC; + private String httpProxy; + + public Optional getAccount() + { + return Optional.ofNullable(account); + } + + @Config("snowflake.account") + public SnowflakeConfig setAccount(String account) + { + this.account = account; + return this; + } + + public Optional getDatabase() + { + return Optional.ofNullable(database); + } + + @Config("snowflake.database") + public SnowflakeConfig setDatabase(String database) + { + this.database = database; + return this; + } + + public Optional getRole() + { + return Optional.ofNullable(role); + } + + @Config("snowflake.role") + public SnowflakeConfig setRole(String role) + { + this.role = role; + return this; + } + + public Optional getWarehouse() + { + return Optional.ofNullable(warehouse); + } + + @Config("snowflake.warehouse") + public SnowflakeConfig setWarehouse(String warehouse) + { + this.warehouse = warehouse; + return this; + } + + public Optional getTimestampNoTimezoneAsUTC() + { + return Optional.ofNullable(timestampNoTimezoneAsUTC); + } + + @Config("snowflake.timestamp-no-timezone-as-utc") + public SnowflakeConfig setTimestampNoTimezoneAsUTC(Boolean timestampNoTimezoneAsUTC) + { + this.timestampNoTimezoneAsUTC = timestampNoTimezoneAsUTC; + return this; + } + + public Optional getHTTPProxy() + { + return Optional.ofNullable(httpProxy); + } + + @Config("snowflake.http-proxy") + public SnowflakeConfig setHTTPProxy(String httpProxy) + { + this.httpProxy = httpProxy; + return this; + } +} diff --git a/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakePlugin.java b/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakePlugin.java new file mode 100644 index 000000000000..728264d29778 --- /dev/null +++ b/plugin/trino-snowflake/src/main/java/io/trino/plugin/snowflake/SnowflakePlugin.java @@ -0,0 +1,25 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import io.trino.plugin.jdbc.JdbcPlugin; + +public class SnowflakePlugin + extends JdbcPlugin +{ + public SnowflakePlugin() + { + super("snowflake", new SnowflakeClientModule()); + } +} diff --git a/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/BaseSnowflakeConnectorTest.java b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/BaseSnowflakeConnectorTest.java new file mode 100644 index 000000000000..b547624cebea --- /dev/null +++ b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/BaseSnowflakeConnectorTest.java @@ -0,0 +1,610 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import io.trino.Session; +import io.trino.plugin.jdbc.BaseJdbcConnectorTest; +import io.trino.testing.MaterializedResult; +import io.trino.testing.TestingConnectorBehavior; +import io.trino.testing.sql.TestTable; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.TestInstance; +import org.junit.jupiter.api.parallel.Execution; + +import java.util.Optional; +import java.util.OptionalInt; + +import static com.google.common.base.Strings.nullToEmpty; +import static io.trino.plugin.snowflake.TestingSnowflakeServer.TEST_SCHEMA; +import static io.trino.spi.connector.ConnectorMetadata.MODIFYING_ROWS_MESSAGE; +import static io.trino.spi.type.VarcharType.VARCHAR; +import static io.trino.testing.MaterializedResult.resultBuilder; +import static io.trino.testing.TestingConnectorBehavior.SUPPORTS_CREATE_TABLE; +import static io.trino.testing.TestingConnectorBehavior.SUPPORTS_CREATE_TABLE_WITH_DATA; +import static io.trino.testing.TestingNames.randomNameSuffix; +import static org.assertj.core.api.Assertions.assertThat; +import static org.assertj.core.api.Assertions.assertThatThrownBy; +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertFalse; +import static org.junit.jupiter.api.Assertions.assertTrue; +import static org.junit.jupiter.api.Assumptions.abort; +import static org.junit.jupiter.api.TestInstance.Lifecycle.PER_CLASS; +import static org.junit.jupiter.api.parallel.ExecutionMode.CONCURRENT; + +@TestInstance(PER_CLASS) +@Execution(CONCURRENT) +public abstract class BaseSnowflakeConnectorTest + extends BaseJdbcConnectorTest +{ + protected TestingSnowflakeServer server; + + @Override + protected boolean hasBehavior(TestingConnectorBehavior connectorBehavior) + { + switch (connectorBehavior) { + case SUPPORTS_AGGREGATION_PUSHDOWN: + case SUPPORTS_TOPN_PUSHDOWN: + case SUPPORTS_LIMIT_PUSHDOWN: + return false; + case SUPPORTS_COMMENT_ON_COLUMN: + case SUPPORTS_ADD_COLUMN_WITH_COMMENT: + case SUPPORTS_COMMENT_ON_TABLE: + case SUPPORTS_CREATE_TABLE_WITH_TABLE_COMMENT: + case SUPPORTS_CREATE_TABLE_WITH_COLUMN_COMMENT: + case SUPPORTS_SET_COLUMN_TYPE: + return false; + case SUPPORTS_DROP_FIELD: + case SUPPORTS_ROW_TYPE: + case SUPPORTS_ARRAY: + return false; + default: + return super.hasBehavior(connectorBehavior); + } + } + + @Override + protected TestTable createTableWithDefaultColumns() + { + return new TestTable( + onRemoteDatabase(), + TEST_SCHEMA, + "(col_required BIGINT NOT NULL," + + "col_nullable BIGINT," + + "col_default BIGINT DEFAULT 43," + + "col_nonnull_default BIGINT NOT NULL DEFAULT 42," + + "col_required2 BIGINT NOT NULL)"); + } + + @Override + protected TestTable createTableWithUnsupportedColumn() + { + return new TestTable( + onRemoteDatabase(), + TEST_SCHEMA, + "(one bigint, two decimal(38,0), three varchar(10))"); + } + + @Override + protected Optional filterDataMappingSmokeTestData(DataMappingTestSetup dataMappingTestSetup) + { + String typeName = dataMappingTestSetup.getTrinoTypeName(); + // TODO: Test fails with these types + // Error: No result for query: SELECT row_id FROM test_data_mapping_smoke_real_3u8xo6hp59 WHERE rand() = 42 OR value = REAL '567.123' + // In the testDataMappingSmokeTestDataProvider(), the type sampleValueLiteral of type real should be "DOUBLE" rather than "REAL". + if (typeName.equals("real")) { + return Optional.empty(); + } + // Error: Failed to insert data: SQL compilation error: error line 1 at position 130 + if (typeName.equals("time") + || typeName.equals("time(6)") + || typeName.equals("timestamp(6)")) { + return Optional.empty(); + } + // Error: not equal + if (typeName.equals("char(3)")) { + return Optional.empty(); + } + return Optional.of(dataMappingTestSetup); + } + + @Override + protected boolean isColumnNameRejected(Exception exception, String columnName, boolean delimited) + { + return nullToEmpty(exception.getMessage()).matches(".*(Incorrect column name).*"); + } + + @Override + protected MaterializedResult getDescribeOrdersResult() + { + // Override this test because the type of row "shippriority" should be bigint rather than integer for snowflake case + return resultBuilder(getSession(), VARCHAR, VARCHAR, VARCHAR, VARCHAR) + .row("orderkey", "bigint", "", "") + .row("custkey", "bigint", "", "") + .row("orderstatus", "varchar(1)", "", "") + .row("totalprice", "double", "", "") + .row("orderdate", "date", "", "") + .row("orderpriority", "varchar(15)", "", "") + .row("clerk", "varchar(15)", "", "") + .row("shippriority", "bigint", "", "") + .row("comment", "varchar(79)", "", "") + .build(); + } + + @Test + @Override + public void testShowColumns() + { + assertThat(query("SHOW COLUMNS FROM orders")).matches(getDescribeOrdersResult()); + } + + @Test + public void testViews() + { + String tableName = "test_view_" + randomNameSuffix(); + onRemoteDatabase().execute("CREATE OR REPLACE VIEW tpch." + tableName + " AS SELECT * FROM tpch.orders"); + assertQuery("SELECT orderkey FROM " + tableName, "SELECT orderkey FROM orders"); + onRemoteDatabase().execute("DROP VIEW IF EXISTS tpch." + tableName); + } + + @Test + @Override + public void testShowCreateTable() + { + // Override this test because the type of row "shippriority" should be bigint rather than integer for snowflake case + assertThat(computeActual("SHOW CREATE TABLE orders").getOnlyValue()) + .isEqualTo("CREATE TABLE snowflake.tpch.orders (\n" + + " orderkey bigint,\n" + + " custkey bigint,\n" + + " orderstatus varchar(1),\n" + + " totalprice double,\n" + + " orderdate date,\n" + + " orderpriority varchar(15),\n" + + " clerk varchar(15),\n" + + " shippriority bigint,\n" + + " comment varchar(79)\n" + + ")\n" + + "COMMENT ''"); + } + + @Test + @Override + public void testAddNotNullColumn() + { + assertThatThrownBy(super::testAddNotNullColumn) + .isInstanceOf(AssertionError.class) + .hasMessage("Unexpected failure when adding not null column"); + } + + @Test + @Override + public void testCharVarcharComparison() + { + assertThatThrownBy(super::testCharVarcharComparison) + .hasMessageContaining("For query") + .hasMessageContaining("Actual rows") + .hasMessageContaining("Expected rows"); + } + + @Test + @Override + public void testCountDistinctWithStringTypes() + { + abort("TODO"); + } + + @Test + @Override + public void testInsertInPresenceOfNotSupportedColumn() + { + abort("TODO"); + } + + @Test + @Override + public void testAggregationPushdown() + { + abort("TODO"); + } + + @Test + @Override + public void testDistinctAggregationPushdown() + { + abort("TODO"); + } + + @Test + @Override + public void testNumericAggregationPushdown() + { + abort("TODO"); + } + + @Test + @Override + public void testLimitPushdown() + { + abort("TODO"); + } + + @Test + @Override + public void testInsertIntoNotNullColumn() + { + // TODO: java.lang.UnsupportedOperationException: This method should be overridden + assertThatThrownBy(super::testInsertIntoNotNullColumn); + } + + @Test + @Override + public void testDeleteWithLike() + { + assertThatThrownBy(super::testDeleteWithLike) + .hasStackTraceContaining("TrinoException: " + MODIFYING_ROWS_MESSAGE); + } + + @Test + @Override + public void testCreateTableAsSelect() + { + String tableName = "test_ctas" + randomNameSuffix(); + if (!hasBehavior(SUPPORTS_CREATE_TABLE_WITH_DATA)) { + assertQueryFails("CREATE TABLE IF NOT EXISTS " + tableName + " AS SELECT name, regionkey FROM nation", "This connector does not support creating tables with data"); + return; + } + assertUpdate("CREATE TABLE IF NOT EXISTS " + tableName + " AS SELECT name, regionkey FROM nation", "SELECT count(*) FROM nation"); + assertTableColumnNames(tableName, "name", "regionkey"); + + assertEquals(getTableComment(getSession().getCatalog().orElseThrow(), getSession().getSchema().orElseThrow(), tableName), ""); + assertUpdate("DROP TABLE " + tableName); + + // Some connectors support CREATE TABLE AS but not the ordinary CREATE TABLE. Let's test CTAS IF NOT EXISTS with a table that is guaranteed to exist. + assertUpdate("CREATE TABLE IF NOT EXISTS nation AS SELECT nationkey, regionkey FROM nation", 0); + assertTableColumnNames("nation", "nationkey", "name", "regionkey", "comment"); + + assertCreateTableAsSelect( + "SELECT nationkey, name, regionkey FROM nation", + "SELECT count(*) FROM nation"); + + assertCreateTableAsSelect( + "SELECT mktsegment, sum(acctbal) x FROM customer GROUP BY mktsegment", + "SELECT count(DISTINCT mktsegment) FROM customer"); + + assertCreateTableAsSelect( + "SELECT count(*) x FROM nation JOIN region ON nation.regionkey = region.regionkey", + "SELECT 1"); + + assertCreateTableAsSelect( + "SELECT nationkey FROM nation ORDER BY nationkey LIMIT 10", + "SELECT 10"); + + assertCreateTableAsSelect( + "SELECT * FROM nation WITH DATA", + "SELECT * FROM nation", + "SELECT count(*) FROM nation"); + + assertCreateTableAsSelect( + "SELECT * FROM nation WITH NO DATA", + "SELECT * FROM nation LIMIT 0", + "SELECT 0"); + + // Tests for CREATE TABLE with UNION ALL: exercises PushTableWriteThroughUnion optimizer + + assertCreateTableAsSelect( + "SELECT name, nationkey, regionkey FROM nation WHERE nationkey % 2 = 0 UNION ALL " + + "SELECT name, nationkey, regionkey FROM nation WHERE nationkey % 2 = 1", + "SELECT name, nationkey, regionkey FROM nation", + "SELECT count(*) FROM nation"); + + assertCreateTableAsSelect( + Session.builder(getSession()).setSystemProperty("redistribute_writes", "true").build(), + "SELECT CAST(nationkey AS BIGINT) nationkey, regionkey FROM nation UNION ALL " + + "SELECT 1234567890, 123", + "SELECT nationkey, regionkey FROM nation UNION ALL " + + "SELECT 1234567890, 123", + "SELECT count(*) + 1 FROM nation"); + + assertCreateTableAsSelect( + Session.builder(getSession()).setSystemProperty("redistribute_writes", "false").build(), + "SELECT CAST(nationkey AS BIGINT) nationkey, regionkey FROM nation UNION ALL " + + "SELECT 1234567890, 123", + "SELECT nationkey, regionkey FROM nation UNION ALL " + + "SELECT 1234567890, 123", + "SELECT count(*) + 1 FROM nation"); + + // TODO: BigQuery throws table not found at BigQueryClient.insert if we reuse the same table name + tableName = "test_ctas" + randomNameSuffix(); + assertExplainAnalyze("EXPLAIN ANALYZE CREATE TABLE " + tableName + " AS SELECT name FROM nation"); + assertQuery("SELECT * from " + tableName, "SELECT name FROM nation"); + assertUpdate("DROP TABLE " + tableName); + } + + @Test + @Override + public void testCreateTable() + { + String tableName = "test_create_" + randomNameSuffix(); + if (!hasBehavior(SUPPORTS_CREATE_TABLE)) { + assertQueryFails("CREATE TABLE " + tableName + " (a bigint, b double, c varchar(50))", "This connector does not support creating tables"); + return; + } + + assertThat(computeActual("SHOW TABLES").getOnlyColumnAsSet()) // prime the cache, if any + .doesNotContain(tableName); + assertUpdate("CREATE TABLE " + tableName + " (a bigint, b double, c varchar(50))"); + assertTrue(getQueryRunner().tableExists(getSession(), tableName)); + assertThat(computeActual("SHOW TABLES").getOnlyColumnAsSet()) + .contains(tableName); + assertTableColumnNames(tableName, "a", "b", "c"); + assertEquals(getTableComment(getSession().getCatalog().orElseThrow(), getSession().getSchema().orElseThrow(), tableName), ""); + + assertUpdate("DROP TABLE " + tableName); + assertFalse(getQueryRunner().tableExists(getSession(), tableName)); + assertThat(computeActual("SHOW TABLES").getOnlyColumnAsSet()) + .doesNotContain(tableName); + + assertQueryFails("CREATE TABLE " + tableName + " (a bad_type)", ".* Unknown type 'bad_type' for column 'a'"); + assertFalse(getQueryRunner().tableExists(getSession(), tableName)); + + // TODO (https://github.com/trinodb/trino/issues/5901) revert to longer name when Oracle version is updated + tableName = "test_cr_not_exists_" + randomNameSuffix(); + assertUpdate("CREATE TABLE " + tableName + " (a bigint, b varchar(50), c double)"); + assertTrue(getQueryRunner().tableExists(getSession(), tableName)); + assertTableColumnNames(tableName, "a", "b", "c"); + + assertUpdate("CREATE TABLE IF NOT EXISTS " + tableName + " (d bigint, e varchar(50))"); + assertTrue(getQueryRunner().tableExists(getSession(), tableName)); + assertTableColumnNames(tableName, "a", "b", "c"); + + assertUpdate("DROP TABLE " + tableName); + assertFalse(getQueryRunner().tableExists(getSession(), tableName)); + + // Test CREATE TABLE LIKE + tableName = "test_create_orig_" + randomNameSuffix(); + assertUpdate("CREATE TABLE " + tableName + " (a bigint, b double, c varchar(50))"); + assertTrue(getQueryRunner().tableExists(getSession(), tableName)); + assertTableColumnNames(tableName, "a", "b", "c"); + + String tableNameLike = "test_create_like_" + randomNameSuffix(); + assertUpdate("CREATE TABLE " + tableNameLike + " (LIKE " + tableName + ", d bigint, e varchar(50))"); + assertTrue(getQueryRunner().tableExists(getSession(), tableNameLike)); + assertTableColumnNames(tableNameLike, "a", "b", "c", "d", "e"); + + assertUpdate("DROP TABLE " + tableName); + assertFalse(getQueryRunner().tableExists(getSession(), tableName)); + + assertUpdate("DROP TABLE " + tableNameLike); + assertFalse(getQueryRunner().tableExists(getSession(), tableNameLike)); + } + + @Test + @Override + public void testNativeQueryCreateStatement() + { + abort("TODO"); + } + + @Test + @Override + public void testNativeQueryInsertStatementTableExists() + { + abort("TODO"); + } + + @Test + @Override + public void testNativeQuerySelectUnsupportedType() + { + abort("TODO"); + } + + @Test + @Override + public void testCreateTableWithLongColumnName() + { + String tableName = "test_long_column" + randomNameSuffix(); + String baseColumnName = "col"; + + int maxLength = maxColumnNameLength() + // Assume 2^16 is enough for most use cases. Add a bit more to ensure 2^16 isn't actual limit. + .orElse(65536 + 5); + + String validColumnName = baseColumnName + "z".repeat(maxLength - baseColumnName.length()); + assertUpdate("CREATE TABLE " + tableName + " (" + validColumnName + " bigint)"); + assertTrue(columnExists(tableName, validColumnName)); + assertUpdate("DROP TABLE " + tableName); + + if (maxColumnNameLength().isEmpty()) { + return; + } + assertFalse(getQueryRunner().tableExists(getSession(), tableName)); + } + + @Test + @Override + public void testCreateTableWithLongTableName() + { + // TODO: Find the maximum table name length in Snowflake and enable this test. + abort("TODO"); + } + + @Override + protected OptionalInt maxColumnNameLength() + { + return OptionalInt.of(251); + } + + @Test + @Override + public void testAlterTableAddLongColumnName() + { + String tableName = "test_long_column" + randomNameSuffix(); + assertUpdate("CREATE TABLE " + tableName + " AS SELECT 123 x", 1); + + String baseColumnName = "col"; + int maxLength = maxColumnNameLength() + // Assume 2^16 is enough for most use cases. Add a bit more to ensure 2^16 isn't actual limit. + .orElse(65536 + 5); + + String validTargetColumnName = baseColumnName + "z".repeat(maxLength - baseColumnName.length()); + assertUpdate("ALTER TABLE " + tableName + " ADD COLUMN " + validTargetColumnName + " int"); + assertTrue(getQueryRunner().tableExists(getSession(), tableName)); + assertQuery("SELECT x FROM " + tableName, "VALUES 123"); + assertUpdate("DROP TABLE " + tableName); + + if (maxColumnNameLength().isEmpty()) { + return; + } + + assertUpdate("CREATE TABLE " + tableName + " AS SELECT 123 x", 1); + assertQuery("SELECT x FROM " + tableName, "VALUES 123"); + } + + @Test + @Override + public void testAlterTableRenameColumnToLongName() + { + String tableName = "test_long_column" + randomNameSuffix(); + assertUpdate("CREATE TABLE " + tableName + " AS SELECT 123 x", 1); + + String baseColumnName = "col"; + int maxLength = maxColumnNameLength() + // Assume 2^16 is enough for most use cases. Add a bit more to ensure 2^16 isn't actual limit. + .orElse(65536 + 5); + + String validTargetColumnName = baseColumnName + "z".repeat(maxLength - baseColumnName.length()); + assertUpdate("ALTER TABLE " + tableName + " RENAME COLUMN x TO " + validTargetColumnName); + assertQuery("SELECT " + validTargetColumnName + " FROM " + tableName, "VALUES 123"); + assertUpdate("DROP TABLE " + tableName); + + if (maxColumnNameLength().isEmpty()) { + return; + } + + assertUpdate("CREATE TABLE " + tableName + " AS SELECT 123 x", 1); + assertQuery("SELECT x FROM " + tableName, "VALUES 123"); + } + + @Test + @Override + public void testCreateSchemaWithLongName() + { + // TODO: Find the maximum table schema length in Snowflake and enable this test. + abort("TODO"); + } + + @Test + @Override + public void testInsertArray() + { + // Snowflake does not support this feature. + abort("Not supported"); + } + + @Test + @Override + public void testInsertRowConcurrently() + { + abort("TODO: Connection is already closed"); + } + + @Test + @Override + public void testNativeQueryColumnAlias() + { + abort("TODO: Table function system.query not registered"); + } + + @Test + @Override + public void testNativeQueryColumnAliasNotFound() + { + abort("TODO: Table function system.query not registered"); + } + + @Test + @Override + public void testNativeQueryIncorrectSyntax() + { + abort("TODO"); + } + + @Test + @Override + public void testNativeQueryInsertStatementTableDoesNotExist() + { + abort("TODO"); + } + + @Test + @Override + public void testNativeQueryParameters() + { + abort("TODO"); + } + + @Test + @Override + public void testNativeQuerySelectFromNation() + { + abort("TODO"); + } + + @Test + @Override + public void testNativeQuerySelectFromTestTable() + { + abort("TODO"); + } + + @Test + @Override + public void testNativeQuerySimple() + { + abort("TODO"); + } + + @Test + @Override + public void testRenameSchemaToLongName() + { + // TODO: Find the maximum table schema length in Snowflake and enable this test. + abort("TODO"); + } + + @Test + @Override + public void testRenameTableToLongTableName() + { + // TODO: Find the maximum table length in Snowflake and enable this test. + abort("TODO"); + } + + @Test + @Override + public void testCharTrailingSpace() + { + assertThatThrownBy(super::testCharVarcharComparison) + .hasMessageContaining("For query") + .hasMessageContaining("Actual rows") + .hasMessageContaining("Expected rows"); + } + + @Test + @Override + public void testDescribeTable() + { + assertThat(query("DESCRIBE orders")).matches(getDescribeOrdersResult()); + } +} diff --git a/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/SnowflakeQueryRunner.java b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/SnowflakeQueryRunner.java new file mode 100644 index 000000000000..a50debaf003b --- /dev/null +++ b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/SnowflakeQueryRunner.java @@ -0,0 +1,97 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import com.google.common.collect.ImmutableList; +import com.google.common.collect.ImmutableMap; +import io.airlift.log.Logger; +import io.trino.Session; +import io.trino.plugin.tpch.TpchPlugin; +import io.trino.testing.DistributedQueryRunner; +import io.trino.tpch.TpchTable; + +import java.util.HashMap; +import java.util.Map; + +import static io.airlift.testing.Closeables.closeAllSuppress; +import static io.trino.plugin.tpch.TpchMetadata.TINY_SCHEMA_NAME; +import static io.trino.testing.QueryAssertions.copyTpchTables; +import static io.trino.testing.TestingSession.testSessionBuilder; + +public final class SnowflakeQueryRunner +{ + public static final String TPCH_SCHEMA = "tpch"; + + private SnowflakeQueryRunner() {} + + public static DistributedQueryRunner createSnowflakeQueryRunner( + TestingSnowflakeServer server, + Map extraProperties, + Map connectorProperties, + Iterable> tables) + throws Exception + { + DistributedQueryRunner queryRunner = DistributedQueryRunner.builder(createSession()) + .setExtraProperties(extraProperties) + .build(); + try { + queryRunner.installPlugin(new TpchPlugin()); + queryRunner.createCatalog("tpch", "tpch"); + + connectorProperties = new HashMap<>(ImmutableMap.copyOf(connectorProperties)); + connectorProperties.putIfAbsent("connection-url", TestingSnowflakeServer.TEST_URL); + connectorProperties.putIfAbsent("connection-user", TestingSnowflakeServer.TEST_USER); + connectorProperties.putIfAbsent("connection-password", TestingSnowflakeServer.TEST_PASSWORD); + connectorProperties.putIfAbsent("snowflake.database", TestingSnowflakeServer.TEST_DATABASE); + connectorProperties.putIfAbsent("snowflake.role", TestingSnowflakeServer.TEST_ROLE); + connectorProperties.putIfAbsent("snowflake.warehouse", TestingSnowflakeServer.TEST_WAREHOUSE); + if (TestingSnowflakeServer.TEST_PROXY != null) { + connectorProperties.putIfAbsent("snowflake.httpProxy", TestingSnowflakeServer.TEST_PROXY); + } + + queryRunner.installPlugin(new SnowflakePlugin()); + queryRunner.createCatalog("snowflake", "snowflake", connectorProperties); + + copyTpchTables(queryRunner, "tpch", TINY_SCHEMA_NAME, createSession(), tables); + + return queryRunner; + } + catch (Throwable e) { + closeAllSuppress(e, queryRunner); + throw e; + } + } + + public static Session createSession() + { + return testSessionBuilder() + .setCatalog("snowflake") + .setSchema(TPCH_SCHEMA) + .build(); + } + + public static void main(String[] args) + throws Exception + { + DistributedQueryRunner queryRunner = createSnowflakeQueryRunner( + new TestingSnowflakeServer(), + ImmutableMap.of("http-server.http.port", "8080"), + ImmutableMap.of(), + ImmutableList.of()); + + Logger log = Logger.get(SnowflakeQueryRunner.class); + log.info("======== SERVER STARTED ========"); + log.info("\n====\n%s\n====", queryRunner.getCoordinator().getBaseUrl()); + } +} diff --git a/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeClient.java b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeClient.java new file mode 100644 index 000000000000..3e92cfcb6f6c --- /dev/null +++ b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeClient.java @@ -0,0 +1,151 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import io.trino.plugin.base.mapping.DefaultIdentifierMapping; +import io.trino.plugin.jdbc.BaseJdbcConfig; +import io.trino.plugin.jdbc.ColumnMapping; +import io.trino.plugin.jdbc.DefaultQueryBuilder; +import io.trino.plugin.jdbc.JdbcClient; +import io.trino.plugin.jdbc.JdbcColumnHandle; +import io.trino.plugin.jdbc.JdbcExpression; +import io.trino.plugin.jdbc.JdbcTypeHandle; +import io.trino.plugin.jdbc.logging.RemoteQueryModifier; +import io.trino.spi.connector.AggregateFunction; +import io.trino.spi.connector.ColumnHandle; +import io.trino.spi.expression.ConnectorExpression; +import io.trino.spi.expression.Variable; +import org.testng.annotations.Test; + +import java.sql.Types; +import java.util.List; +import java.util.Map; +import java.util.Optional; + +import static io.trino.spi.type.BigintType.BIGINT; +import static io.trino.spi.type.BooleanType.BOOLEAN; +import static io.trino.spi.type.DoubleType.DOUBLE; +import static io.trino.testing.TestingConnectorSession.SESSION; +import static org.assertj.core.api.Assertions.assertThat; +import static org.testng.Assert.assertEquals; +import static org.testng.Assert.assertTrue; + +public class TestSnowflakeClient +{ + private static final JdbcColumnHandle BIGINT_COLUMN = + JdbcColumnHandle.builder() + .setColumnName("c_bigint") + .setColumnType(BIGINT) + .setJdbcTypeHandle(new JdbcTypeHandle(Types.BIGINT, Optional.of("int8"), Optional.empty(), Optional.empty(), Optional.empty(), Optional.empty())) + .build(); + + private static final JdbcColumnHandle DOUBLE_COLUMN = + JdbcColumnHandle.builder() + .setColumnName("c_double") + .setColumnType(DOUBLE) + .setJdbcTypeHandle(new JdbcTypeHandle(Types.DOUBLE, Optional.of("double"), Optional.empty(), Optional.empty(), Optional.empty(), Optional.empty())) + .build(); + + private static final JdbcClient JDBC_CLIENT = new SnowflakeClient( + new BaseJdbcConfig(), + session -> { throw new UnsupportedOperationException(); }, + new DefaultQueryBuilder(RemoteQueryModifier.NONE), + new DefaultIdentifierMapping(), + RemoteQueryModifier.NONE); + + @Test + public void testImplementCount() + { + Variable bigintVariable = new Variable("v_bigint", BIGINT); + Variable doubleVariable = new Variable("v_double", BIGINT); + Optional filter = Optional.of(new Variable("a_filter", BOOLEAN)); + + // count(*) + testImplementAggregation( + new AggregateFunction("count", BIGINT, List.of(), List.of(), false, Optional.empty()), + Map.of(), + Optional.of("count(*)")); + + // count(bigint) + testImplementAggregation( + new AggregateFunction("count", BIGINT, List.of(bigintVariable), List.of(), false, Optional.empty()), + Map.of(bigintVariable.getName(), BIGINT_COLUMN), + Optional.of("count(\"c_bigint\")")); + + // count(double) + testImplementAggregation( + new AggregateFunction("count", BIGINT, List.of(doubleVariable), List.of(), false, Optional.empty()), + Map.of(doubleVariable.getName(), DOUBLE_COLUMN), + Optional.of("count(\"c_double\")")); + + // count() FILTER (WHERE ...) + testImplementAggregation( + new AggregateFunction("count", BIGINT, List.of(), List.of(), false, filter), + Map.of(), + Optional.empty()); + + // count(bigint) FILTER (WHERE ...) + testImplementAggregation( + new AggregateFunction("count", BIGINT, List.of(bigintVariable), List.of(), false, filter), + Map.of(bigintVariable.getName(), BIGINT_COLUMN), + Optional.empty()); + } + + @Test + public void testImplementSum() + { + Variable bigintVariable = new Variable("v_bigint", BIGINT); + Variable doubleVariable = new Variable("v_double", DOUBLE); + Optional filter = Optional.of(new Variable("a_filter", BOOLEAN)); + + // sum(bigint) + testImplementAggregation( + new AggregateFunction("sum", BIGINT, List.of(bigintVariable), List.of(), false, Optional.empty()), + Map.of(bigintVariable.getName(), BIGINT_COLUMN), + Optional.of("sum(\"c_bigint\")")); + + // sum(double) + testImplementAggregation( + new AggregateFunction("sum", DOUBLE, List.of(doubleVariable), List.of(), false, Optional.empty()), + Map.of(doubleVariable.getName(), DOUBLE_COLUMN), + Optional.of("sum(\"c_double\")")); + + // sum(DISTINCT bigint) + testImplementAggregation( + new AggregateFunction("sum", BIGINT, List.of(bigintVariable), List.of(), true, Optional.empty()), + Map.of(bigintVariable.getName(), BIGINT_COLUMN), + Optional.of("sum(DISTINCT \"c_bigint\")")); + + // sum(bigint) FILTER (WHERE ...) + testImplementAggregation( + new AggregateFunction("sum", BIGINT, List.of(bigintVariable), List.of(), false, filter), + Map.of(bigintVariable.getName(), BIGINT_COLUMN), + Optional.empty()); // filter not supported + } + + private static void testImplementAggregation(AggregateFunction aggregateFunction, Map assignments, Optional expectedExpression) + { + Optional result = JDBC_CLIENT.implementAggregation(SESSION, aggregateFunction, assignments); + if (expectedExpression.isEmpty()) { + assertThat(result).isEmpty(); + } + else { + assertThat(result).isPresent(); + assertEquals(result.get().getExpression(), expectedExpression.get()); + Optional columnMapping = JDBC_CLIENT.toColumnMapping(SESSION, null, result.get().getJdbcTypeHandle()); + assertTrue(columnMapping.isPresent(), "No mapping for: " + result.get().getJdbcTypeHandle()); + assertEquals(columnMapping.get().getType(), aggregateFunction.getOutputType()); + } + } +} diff --git a/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeConfig.java b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeConfig.java new file mode 100644 index 000000000000..eb5c32a3d063 --- /dev/null +++ b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeConfig.java @@ -0,0 +1,61 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import com.google.common.collect.ImmutableMap; +import org.testng.annotations.Test; + +import java.util.Map; + +import static io.airlift.configuration.testing.ConfigAssertions.assertFullMapping; +import static io.airlift.configuration.testing.ConfigAssertions.assertRecordedDefaults; +import static io.airlift.configuration.testing.ConfigAssertions.recordDefaults; + +public class TestSnowflakeConfig +{ + @Test + public void testDefaults() + { + assertRecordedDefaults(recordDefaults(SnowflakeConfig.class) + .setAccount(null) + .setDatabase(null) + .setRole(null) + .setWarehouse(null) + .setHTTPProxy(null) + .setTimestampNoTimezoneAsUTC(null)); + } + + @Test + public void testExplicitPropertyMappings() + { + Map properties = ImmutableMap.builder() + .put("snowflake.account", "MYACCOUNT") + .put("snowflake.database", "MYDATABASE") + .put("snowflake.role", "MYROLE") + .put("snowflake.warehouse", "MYWAREHOUSE") + .put("snowflake.http-proxy", "MYPROXY") + .put("snowflake.timestamp-no-timezone-as-utc", "true") + .buildOrThrow(); + + SnowflakeConfig expected = new SnowflakeConfig() + .setAccount("MYACCOUNT") + .setDatabase("MYDATABASE") + .setRole("MYROLE") + .setWarehouse("MYWAREHOUSE") + .setHTTPProxy("MYPROXY") + .setTimestampNoTimezoneAsUTC(true); + + assertFullMapping(properties, expected); + } +} diff --git a/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeConnectorTest.java b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeConnectorTest.java new file mode 100644 index 000000000000..8b9b0c78c73b --- /dev/null +++ b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeConnectorTest.java @@ -0,0 +1,38 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import com.google.common.collect.ImmutableMap; +import io.trino.testing.QueryRunner; +import io.trino.testing.sql.SqlExecutor; + +import static io.trino.plugin.snowflake.SnowflakeQueryRunner.createSnowflakeQueryRunner; + +public class TestSnowflakeConnectorTest + extends BaseSnowflakeConnectorTest +{ + @Override + protected QueryRunner createQueryRunner() + throws Exception + { + server = closeAfterClass(new TestingSnowflakeServer()); + return createSnowflakeQueryRunner(server, ImmutableMap.of(), ImmutableMap.of(), REQUIRED_TPCH_TABLES); + } + + @Override + protected SqlExecutor onRemoteDatabase() + { + return server::execute; + } +} diff --git a/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakePlugin.java b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakePlugin.java new file mode 100644 index 000000000000..26165c3f018c --- /dev/null +++ b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakePlugin.java @@ -0,0 +1,33 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import com.google.common.collect.ImmutableMap; +import io.trino.spi.Plugin; +import io.trino.spi.connector.ConnectorFactory; +import io.trino.testing.TestingConnectorContext; +import org.testng.annotations.Test; + +import static com.google.common.collect.Iterables.getOnlyElement; + +public class TestSnowflakePlugin +{ + @Test + public void testCreateConnector() + { + Plugin plugin = new SnowflakePlugin(); + ConnectorFactory factory = getOnlyElement(plugin.getConnectorFactories()); + factory.create("test", ImmutableMap.of("connection-url", "jdbc:snowflake://test"), new TestingConnectorContext()).shutdown(); + } +} diff --git a/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeTypeMapping.java b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeTypeMapping.java new file mode 100644 index 000000000000..5377e013a6cd --- /dev/null +++ b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestSnowflakeTypeMapping.java @@ -0,0 +1,391 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import com.google.common.collect.ImmutableList; +import com.google.common.collect.ImmutableMap; +import io.trino.Session; +import io.trino.spi.type.TimeZoneKey; +import io.trino.testing.AbstractTestQueryFramework; +import io.trino.testing.QueryRunner; +import io.trino.testing.TestingSession; +import io.trino.testing.datatype.CreateAndInsertDataSetup; +import io.trino.testing.datatype.CreateAsSelectDataSetup; +import io.trino.testing.datatype.DataSetup; +import io.trino.testing.datatype.SqlDataTypeTest; +import io.trino.testing.sql.TrinoSqlExecutor; +import org.junit.jupiter.api.BeforeAll; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.TestInstance; +import org.junit.jupiter.api.parallel.Execution; + +import java.time.LocalDate; +import java.time.ZoneId; + +import static com.google.common.base.Preconditions.checkState; +import static com.google.common.base.Verify.verify; +import static io.trino.plugin.snowflake.SnowflakeQueryRunner.createSnowflakeQueryRunner; +import static io.trino.spi.type.BigintType.BIGINT; +import static io.trino.spi.type.BooleanType.BOOLEAN; +import static io.trino.spi.type.DateType.DATE; +import static io.trino.spi.type.DecimalType.createDecimalType; +import static io.trino.spi.type.DoubleType.DOUBLE; +import static io.trino.spi.type.TimeZoneKey.getTimeZoneKey; +import static io.trino.spi.type.TimestampType.createTimestampType; +import static io.trino.spi.type.VarbinaryType.VARBINARY; +import static io.trino.spi.type.VarcharType.createVarcharType; +import static java.time.ZoneOffset.UTC; +import static org.junit.jupiter.api.TestInstance.Lifecycle.PER_CLASS; +import static org.junit.jupiter.api.parallel.ExecutionMode.CONCURRENT; + +@TestInstance(PER_CLASS) +@Execution(CONCURRENT) +public class TestSnowflakeTypeMapping + extends AbstractTestQueryFramework +{ + protected TestingSnowflakeServer snowflakeServer; + + private final ZoneId jvmZone = ZoneId.systemDefault(); + // no DST in 1970, but has DST in later years (e.g. 2018) + private final ZoneId vilnius = ZoneId.of("Europe/Vilnius"); + // minutes offset change since 1970-01-01, no DST + private final ZoneId kathmandu = ZoneId.of("Asia/Kathmandu"); + + @BeforeAll + public void setUp() + { + String zone = jvmZone.getId(); + checkState(jvmZone.getId().equals("America/Bahia_Banderas"), "Timezone not configured correctly. Add -Duser.timezone=America/Bahia_Banderas to your JVM arguments"); + checkIsGap(jvmZone, LocalDate.of(1970, 1, 1)); + checkIsGap(vilnius, LocalDate.of(1983, 4, 1)); + verify(vilnius.getRules().getValidOffsets(LocalDate.of(1983, 10, 1).atStartOfDay().minusMinutes(1)).size() == 2); + } + + @Override + protected QueryRunner createQueryRunner() + throws Exception + { + snowflakeServer = new TestingSnowflakeServer(); + return createSnowflakeQueryRunner( + snowflakeServer, + ImmutableMap.of(), + ImmutableMap.of(), + ImmutableList.of()); + } + + @Test + public void testBoolean() + { + SqlDataTypeTest.create() + .addRoundTrip("boolean", "true", BOOLEAN, "BOOLEAN '1'") + .addRoundTrip("boolean", "false", BOOLEAN, "BOOLEAN '0'") + .addRoundTrip("boolean", "NULL", BOOLEAN, "CAST(NULL AS BOOLEAN)") + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.test_boolean")) + .execute(getQueryRunner(), trinoCreateAsSelect("tpch.test_boolean")) + .execute(getQueryRunner(), trinoCreateAndInsert("tpch.test_boolean")); + } + + @Test + public void testInteger() + { + // INT , INTEGER , BIGINT , SMALLINT , TINYINT , BYTEINT, DECIMAL , NUMERIC are aliases for NUMBER(38, 0) in snowflake + // https://docs.snowflake.com/en/sql-reference/data-types-numeric.html#int-integer-bigint-smallint-tinyint-byteint + testInteger("INT"); + testInteger("INTEGER"); + testInteger("BIGINT"); + testInteger("SMALLINT"); + testInteger("TINYINT"); + testInteger("BYTEINT"); + } + + private void testInteger(String inputType) + { + SqlDataTypeTest.create() + .addRoundTrip(inputType, "-9223372036854775808", BIGINT, "-9223372036854775808") + .addRoundTrip(inputType, "9223372036854775807", BIGINT, "9223372036854775807") + .addRoundTrip(inputType, "0", BIGINT, "CAST(0 AS BIGINT)") + .addRoundTrip(inputType, "NULL", BIGINT, "CAST(NULL AS BIGINT)") + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.integer")); + } + + @Test + public void testDecimal() + { + SqlDataTypeTest.create() + .addRoundTrip("decimal(3, 0)", "NULL", BIGINT, "CAST(NULL AS BIGINT)") + .addRoundTrip("decimal(3, 0)", "CAST('193' AS decimal(3, 0))", BIGINT, "CAST('193' AS BIGINT)") + .addRoundTrip("decimal(3, 0)", "CAST('19' AS decimal(3, 0))", BIGINT, "CAST('19' AS BIGINT)") + .addRoundTrip("decimal(3, 0)", "CAST('-193' AS decimal(3, 0))", BIGINT, "CAST('-193' AS BIGINT)") + .addRoundTrip("decimal(3, 1)", "CAST('10.0' AS decimal(3, 1))", createDecimalType(3, 1), "CAST('10.0' AS decimal(3, 1))") + .addRoundTrip("decimal(3, 1)", "CAST('10.1' AS decimal(3, 1))", createDecimalType(3, 1), "CAST('10.1' AS decimal(3, 1))") + .addRoundTrip("decimal(3, 1)", "CAST('-10.1' AS decimal(3, 1))", createDecimalType(3, 1), "CAST('-10.1' AS decimal(3, 1))") + .addRoundTrip("decimal(4, 2)", "CAST('2' AS decimal(4, 2))", createDecimalType(4, 2), "CAST('2' AS decimal(4, 2))") + .addRoundTrip("decimal(4, 2)", "CAST('2.3' AS decimal(4, 2))", createDecimalType(4, 2), "CAST('2.3' AS decimal(4, 2))") + .addRoundTrip("decimal(24, 2)", "CAST('2' AS decimal(24, 2))", createDecimalType(24, 2), "CAST('2' AS decimal(24, 2))") + .addRoundTrip("decimal(24, 2)", "CAST('2.3' AS decimal(24, 2))", createDecimalType(24, 2), "CAST('2.3' AS decimal(24, 2))") + .addRoundTrip("decimal(24, 2)", "CAST('123456789.3' AS decimal(24, 2))", createDecimalType(24, 2), "CAST('123456789.3' AS decimal(24, 2))") + .addRoundTrip("decimal(24, 4)", "CAST('12345678901234567890.31' AS decimal(24, 4))", createDecimalType(24, 4), "CAST('12345678901234567890.31' AS decimal(24, 4))") + .addRoundTrip("decimal(30, 5)", "CAST('3141592653589793238462643.38327' AS decimal(30, 5))", createDecimalType(30, 5), "CAST('3141592653589793238462643.38327' AS decimal(30, 5))") + .addRoundTrip("decimal(30, 5)", "CAST('-3141592653589793238462643.38327' AS decimal(30, 5))", createDecimalType(30, 5), "CAST('-3141592653589793238462643.38327' AS decimal(30, 5))") + .addRoundTrip("decimal(38, 0)", "CAST(NULL AS decimal(38, 0))", BIGINT, "CAST(NULL AS BIGINT)") + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.test_decimal")) + .execute(getQueryRunner(), trinoCreateAsSelect("test_decimal")) + .execute(getQueryRunner(), trinoCreateAndInsert("test_decimal")); + } + + @Test + public void testFloat() + { + // https://docs.snowflake.com/en/sql-reference/data-types-numeric.html#float-float4-float8 + SqlDataTypeTest.create() + .addRoundTrip("real", "3.14", DOUBLE, "DOUBLE '3.14'") + .addRoundTrip("real", "10.3e0", DOUBLE, "DOUBLE '10.3e0'") + .addRoundTrip("real", "NULL", DOUBLE, "CAST(NULL AS DOUBLE)") + .addRoundTrip("real", "CAST('NaN' AS DOUBLE)", DOUBLE, "nan()") + .addRoundTrip("real", "CAST('Infinity' AS DOUBLE)", DOUBLE, "+infinity()") + .addRoundTrip("real", "CAST('-Infinity' AS DOUBLE)", DOUBLE, "-infinity()") + .execute(getQueryRunner(), trinoCreateAsSelect("tpch.test_real")) + .execute(getQueryRunner(), trinoCreateAndInsert("tpch.test_real")); + + SqlDataTypeTest.create() + .addRoundTrip("float", "3.14", DOUBLE, "DOUBLE '3.14'") + .addRoundTrip("float", "10.3e0", DOUBLE, "DOUBLE '10.3e0'") + .addRoundTrip("float", "NULL", DOUBLE, "CAST(NULL AS DOUBLE)") + .addRoundTrip("float", "CAST('NaN' AS float)", DOUBLE, "nan()") + .addRoundTrip("float", "CAST('Infinity' AS float)", DOUBLE, "+infinity()") + .addRoundTrip("float", "CAST('-Infinity' AS float)", DOUBLE, "-infinity()") + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.test_float")); + } + + @Test + public void testDouble() + { + SqlDataTypeTest.create() + .addRoundTrip("double", "3.14", DOUBLE, "CAST(3.14 AS DOUBLE)") + .addRoundTrip("double", "1.0E100", DOUBLE, "1.0E100") + .addRoundTrip("double", "1.23456E12", DOUBLE, "1.23456E12") + .addRoundTrip("double", "NULL", DOUBLE, "CAST(NULL AS DOUBLE)") + .addRoundTrip("double", "CAST('NaN' AS DOUBLE)", DOUBLE, "nan()") + .addRoundTrip("double", "CAST('Infinity' AS DOUBLE)", DOUBLE, "+infinity()") + .addRoundTrip("double", "CAST('-Infinity' AS DOUBLE)", DOUBLE, "-infinity()") + .execute(getQueryRunner(), trinoCreateAsSelect("trino_test_double")) + .execute(getQueryRunner(), trinoCreateAndInsert("trino_test_double")) + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.test_double")); + } + + @Test + public void testSnowflakeCreatedParameterizedVarchar() + { + SqlDataTypeTest.create() + .addRoundTrip("text", "'b'", createVarcharType(16777216), "CAST('b' AS VARCHAR(16777216))") + .addRoundTrip("varchar(32)", "'e'", createVarcharType(32), "CAST('e' AS VARCHAR(32))") + .addRoundTrip("varchar(15000)", "'f'", createVarcharType(15000), "CAST('f' AS VARCHAR(15000))") + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.snowflake_test_parameterized_varchar")); + } + + @Test + public void testSnowflakeCreatedParameterizedVarcharUnicode() + { + SqlDataTypeTest.create() + .addRoundTrip("text collate \'utf8\'", "'攻殻機動隊'", createVarcharType(16777216), "CAST('攻殻機動隊' AS VARCHAR(16777216))") + .addRoundTrip("varchar(5) collate \'utf8\'", "'攻殻機動隊'", createVarcharType(5), "CAST('攻殻機動隊' AS VARCHAR(5))") + .addRoundTrip("varchar(32) collate \'utf8\'", "'攻殻機動隊'", createVarcharType(32), "CAST('攻殻機動隊' AS VARCHAR(32))") + .addRoundTrip("varchar(20000) collate \'utf8\'", "'攻殻機動隊'", createVarcharType(20000), "CAST('攻殻機動隊' AS VARCHAR(20000))") + .addRoundTrip("varchar(1) collate \'utf8mb4\'", "'😂'", createVarcharType(1), "CAST('😂' AS VARCHAR(1))") + .addRoundTrip("varchar(77) collate \'utf8mb4\'", "'Ну, погоди!'", createVarcharType(77), "CAST('Ну, погоди!' AS VARCHAR(77))") + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.snowflake_test_parameterized_varchar_unicode")); + } + + @Test + public void testParameterizedChar() + { + SqlDataTypeTest.create() + .addRoundTrip("char", "''", createVarcharType(1), "CAST(' ' AS varchar(1))") + .addRoundTrip("char", "'a'", createVarcharType(1), "CAST('a' AS varchar(1))") + .addRoundTrip("char(1)", "''", createVarcharType(1), "CAST(' ' AS varchar(1))") + .addRoundTrip("char(1)", "'a'", createVarcharType(1), "CAST('a' AS varchar(1))") + .addRoundTrip("char(8)", "'abc'", createVarcharType(8), "CAST('abc ' AS varchar(8))") + .addRoundTrip("char(8)", "'12345678'", createVarcharType(8), "CAST('12345678' AS varchar(8))") + .execute(getQueryRunner(), trinoCreateAsSelect("snowflake_test_parameterized_char")); + + SqlDataTypeTest.create() + .addRoundTrip("char", "''", createVarcharType(1), "CAST('' AS varchar(1))") + .addRoundTrip("char", "'a'", createVarcharType(1), "CAST('a' AS varchar(1))") + .addRoundTrip("char(1)", "''", createVarcharType(1), "CAST('' AS varchar(1))") + .addRoundTrip("char(1)", "'a'", createVarcharType(1), "CAST('a' AS varchar(1))") + .addRoundTrip("char(8)", "'abc'", createVarcharType(8), "CAST('abc' AS varchar(8))") + .addRoundTrip("char(8)", "'12345678'", createVarcharType(8), "CAST('12345678' AS varchar(8))") + .execute(getQueryRunner(), trinoCreateAndInsert("snowflake_test_parameterized_char")) + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.snowflake_test_parameterized_char")); + } + + @Test + public void testSnowflakeParameterizedCharUnicode() + { + SqlDataTypeTest.create() + .addRoundTrip("char(1) collate \'utf8\'", "'攻'", createVarcharType(1), "CAST('攻' AS VARCHAR(1))") + .addRoundTrip("char(5) collate \'utf8\'", "'攻殻'", createVarcharType(5), "CAST('攻殻' AS VARCHAR(5))") + .addRoundTrip("char(5) collate \'utf8\'", "'攻殻機動隊'", createVarcharType(5), "CAST('攻殻機動隊' AS VARCHAR(5))") + .addRoundTrip("char(1)", "'😂'", createVarcharType(1), "CAST('😂' AS VARCHAR(1))") + .addRoundTrip("char(77)", "'Ну, погоди!'", createVarcharType(77), "CAST('Ну, погоди!' AS VARCHAR(77))") + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.snowflake_test_parameterized_char")); + } + + @Test + public void testBinary() + { + SqlDataTypeTest.create() + .addRoundTrip("binary(18)", "NULL", VARBINARY, "CAST(NULL AS varbinary)") + .addRoundTrip("binary(18)", "X''", VARBINARY, "X''") + .addRoundTrip("binary(18)", "X'68656C6C6F'", VARBINARY, "to_utf8('hello')") + .addRoundTrip("binary(18)", "X'C582C4856B61207720E69DB1E4BAACE983BD'", VARBINARY, "to_utf8('łąka w 東京都')") // no trailing zeros + .addRoundTrip("binary(18)", "X'4261672066756C6C206F6620F09F92B0'", VARBINARY, "to_utf8('Bag full of 💰')") + .addRoundTrip("binary(18)", "X'0001020304050607080DF9367AA7000000'", VARBINARY, "X'0001020304050607080DF9367AA7000000'") // non-text prefix + .addRoundTrip("binary(18)", "X'000000000000'", VARBINARY, "X'000000000000'") + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.test_binary")); + } + + @Test + public void testVarbinary() + { + SqlDataTypeTest.create() + .addRoundTrip("varbinary", "NULL", VARBINARY, "CAST(NULL AS varbinary)") + .addRoundTrip("varbinary", "X''", VARBINARY, "X''") + .addRoundTrip("varbinary", "X'68656C6C6F'", VARBINARY, "to_utf8('hello')") + .addRoundTrip("varbinary", "X'5069C4996B6E6120C582C4856B61207720E69DB1E4BAACE983BD'", VARBINARY, "to_utf8('Piękna łąka w 東京都')") + .addRoundTrip("varbinary", "X'4261672066756C6C206F6620F09F92B0'", VARBINARY, "to_utf8('Bag full of 💰')") + .addRoundTrip("varbinary", "X'0001020304050607080DF9367AA7000000'", VARBINARY, "X'0001020304050607080DF9367AA7000000'") // non-text + .addRoundTrip("varbinary", "X'000000000000'", VARBINARY, "X'000000000000'") + .execute(getQueryRunner(), trinoCreateAsSelect("test_varbinary")) + .execute(getQueryRunner(), trinoCreateAndInsert("test_varbinary")) + .execute(getQueryRunner(), snowflakeCreateAndInsert("tpch.test_varbinary")); + } + + @Test + public void testDate() + { + testDate(UTC); + testDate(jvmZone); + testDate(vilnius); + testDate(kathmandu); + testDate(TestingSession.DEFAULT_TIME_ZONE_KEY.getZoneId()); + } + + private void testDate(ZoneId sessionZone) + { + Session session = Session.builder(getSession()) + .setTimeZoneKey(getTimeZoneKey(sessionZone.getId())) + .build(); + + SqlDataTypeTest.create() + .addRoundTrip("date", "NULL", DATE, "CAST(NULL AS DATE)") + .addRoundTrip("date", "'-5877641-06-23'", DATE, "DATE '-5877641-06-23'") // min value in Trino + .addRoundTrip("date", "'0000-01-01'", DATE, "DATE '0000-01-01'") + .addRoundTrip("date", "DATE '0001-01-01'", DATE, "DATE '0001-01-01'") // Min value for the function Date. + .addRoundTrip("date", "DATE '1582-10-05'", DATE, "DATE '1582-10-05'") // begin julian->gregorian switch + .addRoundTrip("date", "DATE '1582-10-14'", DATE, "DATE '1582-10-14'") // end julian->gregorian switch + .addRoundTrip("date", "DATE '1983-04-01'", DATE, "DATE '1983-04-01'") + .addRoundTrip("date", "DATE '1983-10-01'", DATE, "DATE '1983-10-01'") + .addRoundTrip("date", "DATE '2017-07-01'", DATE, "DATE '2017-07-01'") // summer on northern hemisphere (possible DST) + .addRoundTrip("date", "DATE '2017-01-01'", DATE, "DATE '2017-01-01'") // winter on northern hemisphere (possible DST on southern hemisphere) + .addRoundTrip("date", "DATE '99999-12-31'", DATE, "DATE '99999-12-31'") + .addRoundTrip("date", "'5881580-07-11'", DATE, "DATE '5881580-07-11'") // max value in Trino + .execute(getQueryRunner(), session, trinoCreateAsSelect("test_date")) + .execute(getQueryRunner(), session, snowflakeCreateAndInsert("tpch.test_date")); + } + + @Test + public void testTimestamp() + { + testTimestamp(UTC); + testTimestamp(jvmZone); + testTimestamp(vilnius); + testTimestamp(kathmandu); + testTimestamp(TestingSession.DEFAULT_TIME_ZONE_KEY.getZoneId()); + } + + private void testTimestamp(ZoneId sessionZone) + { + Session session = Session.builder(getSession()) + .setTimeZoneKey(TimeZoneKey.getTimeZoneKey(sessionZone.getId())) + .build(); + + SqlDataTypeTest.create() + // after epoch (MariaDb's timestamp type doesn't support values <= epoch) + .addRoundTrip("timestamp(3)", "TIMESTAMP '2019-03-18 10:01:17.987'", createTimestampType(3), "TIMESTAMP '2019-03-18 10:01:17.987'") + // time doubled in JVM zone + .addRoundTrip("timestamp(3)", "TIMESTAMP '2018-10-28 01:33:17.456'", createTimestampType(3), "TIMESTAMP '2018-10-28 01:33:17.456'") + // time double in Vilnius + .addRoundTrip("timestamp(3)", "TIMESTAMP '2018-10-28 03:33:33.333'", createTimestampType(3), "TIMESTAMP '2018-10-28 03:33:33.333'") + .addRoundTrip("timestamp(3)", "TIMESTAMP '1970-01-01 00:13:42.000'", createTimestampType(3), "TIMESTAMP '1970-01-01 00:13:42.000'") + .addRoundTrip("timestamp(3)", "TIMESTAMP '2018-04-01 02:13:55.123'", createTimestampType(3), "TIMESTAMP '2018-04-01 02:13:55.123'") + // time gap in Vilnius + .addRoundTrip("timestamp(3)", "TIMESTAMP '2018-03-25 03:17:17.000'", createTimestampType(3), "TIMESTAMP '2018-03-25 03:17:17.000'") + // time gap in Kathmandu + .addRoundTrip("timestamp(3)", "TIMESTAMP '1986-01-01 00:13:07.000'", createTimestampType(3), "TIMESTAMP '1986-01-01 00:13:07.000'") + // max value 2038-01-19 03:14:07 + .addRoundTrip("timestamp(3)", "TIMESTAMP '2038-01-19 03:14:07.000'", createTimestampType(3), "TIMESTAMP '2038-01-19 03:14:07.000'") + // test arbitrary time for all supported precisions + .addRoundTrip("timestamp(0)", "TIMESTAMP '1970-01-01 00:00:01'", createTimestampType(0), "TIMESTAMP '1970-01-01 00:00:01'") + .addRoundTrip("timestamp(1)", "TIMESTAMP '1970-01-01 00:00:01.1'", createTimestampType(1), "TIMESTAMP '1970-01-01 00:00:01.1'") + .addRoundTrip("timestamp(1)", "TIMESTAMP '1970-01-01 00:00:01.9'", createTimestampType(1), "TIMESTAMP '1970-01-01 00:00:01.9'") + .addRoundTrip("timestamp(2)", "TIMESTAMP '1970-01-01 00:00:01.12'", createTimestampType(2), "TIMESTAMP '1970-01-01 00:00:01.12'") + .addRoundTrip("timestamp(3)", "TIMESTAMP '1970-01-01 00:00:01.123'", createTimestampType(3), "TIMESTAMP '1970-01-01 00:00:01.123'") + .addRoundTrip("timestamp(3)", "TIMESTAMP '1970-01-01 00:00:01.999'", createTimestampType(3), "TIMESTAMP '1970-01-01 00:00:01.999'") + .addRoundTrip("timestamp(1)", "TIMESTAMP '2020-09-27 12:34:56.1'", createTimestampType(1), "TIMESTAMP '2020-09-27 12:34:56.1'") + .addRoundTrip("timestamp(1)", "TIMESTAMP '2020-09-27 12:34:56.9'", createTimestampType(1), "TIMESTAMP '2020-09-27 12:34:56.9'") + .addRoundTrip("timestamp(3)", "TIMESTAMP '2020-09-27 12:34:56.123'", createTimestampType(3), "TIMESTAMP '2020-09-27 12:34:56.123'") + .addRoundTrip("timestamp(3)", "TIMESTAMP '2020-09-27 12:34:56.999'", createTimestampType(3), "TIMESTAMP '2020-09-27 12:34:56.999'") + .execute(getQueryRunner(), session, snowflakeCreateAndInsert("tpch.test_timestamp")) + .execute(getQueryRunner(), session, trinoCreateAsSelect(session, "test_timestamp")) + .execute(getQueryRunner(), session, trinoCreateAsSelect("test_timestamp")) + .execute(getQueryRunner(), session, trinoCreateAndInsert(session, "test_timestamp")) + .execute(getQueryRunner(), session, trinoCreateAndInsert("test_timestamp")); + } + + private DataSetup trinoCreateAsSelect(String tableNamePrefix) + { + return trinoCreateAsSelect(getSession(), tableNamePrefix); + } + + private DataSetup trinoCreateAsSelect(Session session, String tableNamePrefix) + { + return new CreateAsSelectDataSetup(new TrinoSqlExecutor(getQueryRunner(), session), tableNamePrefix); + } + + private DataSetup trinoCreateAndInsert(String tableNamePrefix) + { + return trinoCreateAndInsert(getSession(), tableNamePrefix); + } + + private DataSetup trinoCreateAndInsert(Session session, String tableNamePrefix) + { + return new CreateAndInsertDataSetup(new TrinoSqlExecutor(getQueryRunner(), session), tableNamePrefix); + } + + private DataSetup snowflakeCreateAndInsert(String tableNamePrefix) + { + return new CreateAndInsertDataSetup(snowflakeServer::execute, tableNamePrefix); + } + + private static void checkIsGap(ZoneId zone, LocalDate date) + { + verify(isGap(zone, date), "Expected %s to be a gap in %s", date, zone); + } + + private static boolean isGap(ZoneId zone, LocalDate date) + { + return zone.getRules().getValidOffsets(date.atStartOfDay()).isEmpty(); + } +} diff --git a/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestingSnowflakeServer.java b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestingSnowflakeServer.java new file mode 100644 index 000000000000..bd64f3030759 --- /dev/null +++ b/plugin/trino-snowflake/src/test/java/io/trino/plugin/snowflake/TestingSnowflakeServer.java @@ -0,0 +1,77 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.plugin.snowflake; + +import org.intellij.lang.annotations.Language; + +import java.sql.Connection; +import java.sql.DriverManager; +import java.sql.SQLException; +import java.sql.Statement; +import java.util.Properties; + +import static java.util.Objects.requireNonNull; + +public class TestingSnowflakeServer + implements AutoCloseable +{ + public static final String TEST_URL = requireNonNull(System.getProperty("snowflake.test.server.url"), "snowflake.test.server.url is not set"); + public static final String TEST_USER = requireNonNull(System.getProperty("snowflake.test.server.user"), "snowflake.test.server.user is not set"); + public static final String TEST_PASSWORD = requireNonNull(System.getProperty("snowflake.test.server.password"), "snowflake.test.server.password is not set"); + public static final String TEST_DATABASE = requireNonNull(System.getProperty("snowflake.test.server.database"), "snowflake.test.server.database is not set"); + public static final String TEST_WAREHOUSE = requireNonNull(System.getProperty("snowflake.test.server.warehouse"), "snowflake.test.server.warehouse is not set"); + public static final String TEST_ROLE = requireNonNull(System.getProperty("snowflake.test.server.role"), "snowflake.test.server.role is not set"); + public static final String TEST_PROXY = System.getProperty("snowflake.test.http_proxy"); + public static final String TEST_SCHEMA = "tpch"; + + public TestingSnowflakeServer() + { + execute("CREATE SCHEMA IF NOT EXISTS tpch"); + } + + public void execute(@Language("SQL") String sql) + { + execute(TEST_URL, getProperties(), sql); + } + + private static void execute(String url, Properties properties, String sql) + { + try (Connection connection = DriverManager.getConnection(url, properties); + Statement statement = connection.createStatement()) { + statement.execute(sql); + } + catch (SQLException e) { + throw new RuntimeException(e); + } + } + + public Properties getProperties() + { + Properties properties = new Properties(); + properties.setProperty("user", TEST_USER); + properties.setProperty("password", TEST_PASSWORD); + properties.setProperty("db", TEST_DATABASE); + properties.setProperty("schema", TEST_SCHEMA); + properties.setProperty("warehouse", TEST_WAREHOUSE); + properties.setProperty("role", TEST_ROLE); + return properties; + } + + @Override + public void close() + throws Exception + { + execute("DROP SCHEMA IF EXISTS tpch"); + } +} diff --git a/pom.xml b/pom.xml index 20881f5bafd7..4dd4837bb675 100644 --- a/pom.xml +++ b/pom.xml @@ -105,6 +105,7 @@ plugin/trino-resource-group-managers plugin/trino-session-property-managers plugin/trino-singlestore + plugin/trino-snowflake plugin/trino-sqlserver plugin/trino-teradata-functions plugin/trino-thrift @@ -1412,6 +1413,12 @@ test-jar + + io.trino + trino-snowflake + ${project.version} + + io.trino trino-spi diff --git a/testing/trino-product-tests-groups/src/main/java/io/trino/tests/product/TestGroups.java b/testing/trino-product-tests-groups/src/main/java/io/trino/tests/product/TestGroups.java index 3b271972ed16..d69d1c0eefa1 100644 --- a/testing/trino-product-tests-groups/src/main/java/io/trino/tests/product/TestGroups.java +++ b/testing/trino-product-tests-groups/src/main/java/io/trino/tests/product/TestGroups.java @@ -83,6 +83,7 @@ public final class TestGroups public static final String CLICKHOUSE = "clickhouse"; public static final String KUDU = "kudu"; public static final String MARIADB = "mariadb"; + public static final String SNOWFLAKE = "snowflake"; public static final String DELTA_LAKE_OSS = "delta-lake-oss"; public static final String DELTA_LAKE_HDFS = "delta-lake-hdfs"; public static final String DELTA_LAKE_MINIO = "delta-lake-minio"; diff --git a/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/env/environment/EnvMultinodeAllConnectors.java b/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/env/environment/EnvMultinodeAllConnectors.java index 12c958581ee8..c44f85b98437 100644 --- a/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/env/environment/EnvMultinodeAllConnectors.java +++ b/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/env/environment/EnvMultinodeAllConnectors.java @@ -78,6 +78,7 @@ public void extendEnvironment(Environment.Builder builder) "raptor_legacy", "redis", "redshift", + "snowflake", "sqlserver", "trino_thrift", "tpcds") diff --git a/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/env/environment/EnvMultinodeSnowflake.java b/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/env/environment/EnvMultinodeSnowflake.java new file mode 100644 index 000000000000..7f4ab574084a --- /dev/null +++ b/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/env/environment/EnvMultinodeSnowflake.java @@ -0,0 +1,77 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.tests.product.launcher.env.environment; + +import com.google.inject.Inject; +import io.trino.tests.product.launcher.docker.DockerFiles; +import io.trino.tests.product.launcher.env.Environment; +import io.trino.tests.product.launcher.env.EnvironmentProvider; +import io.trino.tests.product.launcher.env.common.Standard; +import io.trino.tests.product.launcher.env.common.TestsEnvironment; + +import java.io.File; +import java.io.IOException; +import java.io.UncheckedIOException; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.attribute.PosixFilePermissions; + +import static java.nio.file.attribute.PosixFilePermissions.fromString; +import static java.util.Objects.requireNonNull; +import static org.testcontainers.utility.MountableFile.forHostPath; + +@TestsEnvironment +public class EnvMultinodeSnowflake + extends EnvironmentProvider +{ + private final DockerFiles.ResourceProvider configDir; + + @Inject + public EnvMultinodeSnowflake(DockerFiles dockerFiles, Standard standard) + { + super(standard); + configDir = requireNonNull(dockerFiles, "dockerFiles is null").getDockerFilesHostDirectory("conf/environment/multinode-snowflake"); + } + + @Override + public void extendEnvironment(Environment.Builder builder) + { + builder.addConnector("snowflake", forHostPath(getEnvProperties())); + } + + private Path getEnvProperties() + { + try { + String properties = Files.readString(configDir.getPath("snowflake.properties")) + .replace("${ENV:SNOWFLAKE_URL}", requireEnv("SNOWFLAKE_URL")) + .replace("${ENV:SNOWFLAKE_USER}", requireEnv("SNOWFLAKE_USER")) + .replace("${ENV:SNOWFLAKE_PASSWORD}", requireEnv("SNOWFLAKE_PASSWORD")) + .replace("${ENV:SNOWFLAKE_DATABASE}", requireEnv("SNOWFLAKE_DATABASE")) + .replace("${ENV:SNOWFLAKE_ROLE}", requireEnv("SNOWFLAKE_ROLE")) + .replace("${ENV:SNOWFLAKE_WAREHOUSE}", requireEnv("SNOWFLAKE_WAREHOUSE")); + File newProperties = Files.createTempFile("snowflake-replaced", ".properties", PosixFilePermissions.asFileAttribute(fromString("rwxrwxrwx"))).toFile(); + newProperties.deleteOnExit(); + Files.writeString(newProperties.toPath(), properties); + return newProperties.toPath(); + } + catch (IOException e) { + throw new UncheckedIOException(e); + } + } + + private static String requireEnv(String variable) + { + return requireNonNull(System.getenv(variable), () -> "environment variable not set: " + variable); + } +} diff --git a/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/suite/suites/SuiteSnowflake.java b/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/suite/suites/SuiteSnowflake.java new file mode 100644 index 000000000000..317d34817236 --- /dev/null +++ b/testing/trino-product-tests-launcher/src/main/java/io/trino/tests/product/launcher/suite/suites/SuiteSnowflake.java @@ -0,0 +1,37 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.tests.product.launcher.suite.suites; + +import com.google.common.collect.ImmutableList; +import io.trino.tests.product.launcher.env.EnvironmentConfig; +import io.trino.tests.product.launcher.env.environment.EnvMultinodeSnowflake; +import io.trino.tests.product.launcher.suite.Suite; +import io.trino.tests.product.launcher.suite.SuiteTestRun; + +import java.util.List; + +import static io.trino.tests.product.launcher.suite.SuiteTestRun.testOnEnvironment; + +public class SuiteSnowflake + extends Suite +{ + @Override + public List getTestRuns(EnvironmentConfig config) + { + return ImmutableList.of( + testOnEnvironment(EnvMultinodeSnowflake.class) + .withGroups("configured_features", "snowflake") + .build()); + } +} diff --git a/testing/trino-product-tests-launcher/src/main/resources/docker/presto-product-tests/conf/environment/multinode-all/snowflake.properties b/testing/trino-product-tests-launcher/src/main/resources/docker/presto-product-tests/conf/environment/multinode-all/snowflake.properties new file mode 100644 index 000000000000..669489ea4363 --- /dev/null +++ b/testing/trino-product-tests-launcher/src/main/resources/docker/presto-product-tests/conf/environment/multinode-all/snowflake.properties @@ -0,0 +1,4 @@ +connector.name=snowflake +connection-url=${ENV:SNOWFLAKE_URL} +connection-user=${ENV:SNOWFLAKE_USER} +connection-password=${ENV:SNOWFLAKE_PASSWORD} diff --git a/testing/trino-product-tests-launcher/src/main/resources/docker/presto-product-tests/conf/environment/multinode-snowflake/snowflake.properties b/testing/trino-product-tests-launcher/src/main/resources/docker/presto-product-tests/conf/environment/multinode-snowflake/snowflake.properties new file mode 100644 index 000000000000..669489ea4363 --- /dev/null +++ b/testing/trino-product-tests-launcher/src/main/resources/docker/presto-product-tests/conf/environment/multinode-snowflake/snowflake.properties @@ -0,0 +1,4 @@ +connector.name=snowflake +connection-url=${ENV:SNOWFLAKE_URL} +connection-user=${ENV:SNOWFLAKE_USER} +connection-password=${ENV:SNOWFLAKE_PASSWORD} diff --git a/testing/trino-product-tests/src/main/java/io/trino/tests/product/snowflake/TestSnowflake.java b/testing/trino-product-tests/src/main/java/io/trino/tests/product/snowflake/TestSnowflake.java new file mode 100644 index 000000000000..8850ca216550 --- /dev/null +++ b/testing/trino-product-tests/src/main/java/io/trino/tests/product/snowflake/TestSnowflake.java @@ -0,0 +1,46 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package io.trino.tests.product.snowflake; + +import io.trino.tempto.ProductTest; +import io.trino.tempto.query.QueryResult; +import org.testng.annotations.Test; + +import static io.trino.tempto.assertions.QueryAssert.Row.row; +import static io.trino.tempto.assertions.QueryAssert.assertThat; +import static io.trino.testing.TestingNames.randomNameSuffix; +import static io.trino.tests.product.TestGroups.PROFILE_SPECIFIC_TESTS; +import static io.trino.tests.product.TestGroups.SNOWFLAKE; +import static io.trino.tests.product.utils.QueryExecutors.onTrino; + +public class TestSnowflake + extends ProductTest +{ + @Test(groups = {SNOWFLAKE, PROFILE_SPECIFIC_TESTS}) + public void testCreateTableAsSelect() + { + String tableName = "snowflake.tpch.nation_" + randomNameSuffix(); + + onTrino().executeQuery("DROP TABLE IF EXISTS " + tableName); + QueryResult result = onTrino().executeQuery("CREATE TABLE " + tableName + " AS SELECT * FROM tpch.tiny.nation"); + try { + assertThat(result).updatedRowsCountIsEqualTo(25); + assertThat(onTrino().executeQuery("SELECT COUNT(*) FROM " + tableName)) + .containsOnly(row(25)); + } + finally { + onTrino().executeQuery("DROP TABLE " + tableName); + } + } +}