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Fix query failure when accessing numeric types in BigQuery #10565

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merged 2 commits into from
Jan 12, 2022
Merged

Fix query failure when accessing numeric types in BigQuery #10565

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eb131d6
Fix query failure when accessing numeric types in BigQuery
ebyhr Jan 12, 2022
ebd83b9
Extract writeObject method in BigQueryResultPageSource
ebyhr Jan 12, 2022
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23 changes: 17 additions & 6 deletions plugin/trino-bigquery/src/main/java/io/trino/plugin/bigquery/BigQueryResultPageSource.java
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@
import io.trino.spi.type.ArrayType;
import io.trino.spi.type.DecimalType;
import io.trino.spi.type.Decimals;
import io.trino.spi.type.Int128;
import io.trino.spi.type.LongTimestampWithTimeZone;
import io.trino.spi.type.RowType;
import io.trino.spi.type.Type;
Expand Down Expand Up @@ -190,6 +191,9 @@ else if (type.equals(TIME_MICROS)) {
else if (javaType == double.class) {
type.writeDouble(output, ((Number) value).doubleValue());
}
else if (type.getJavaType() == Int128.class) {
writeObject(output, type, value);
}
else if (javaType == Slice.class) {
writeSlice(output, type, value);
}
Expand Down Expand Up @@ -217,12 +221,6 @@ private static void writeSlice(BlockBuilder output, Type type, Object value)
if (type instanceof VarcharType) {
type.writeSlice(output, utf8Slice(((Utf8) value).toString()));
}
else if (type instanceof DecimalType) {
verify(isLongDecimal(type), "The type should be long decimal");
DecimalType decimalType = (DecimalType) type;
BigDecimal decimal = DECIMAL_CONVERTER.convert(decimalType.getPrecision(), decimalType.getScale(), value);
type.writeObject(output, Decimals.encodeScaledValue(decimal, decimalType.getScale()));
}
else if (type instanceof VarbinaryType) {
if (value instanceof ByteBuffer) {
type.writeSlice(output, Slices.wrappedBuffer((ByteBuffer) value));
Expand All @@ -236,6 +234,19 @@ else if (type instanceof VarbinaryType) {
}
}

private static void writeObject(BlockBuilder output, Type type, Object value)
{
if (type instanceof DecimalType) {
verify(isLongDecimal(type), "The type should be long decimal");
DecimalType decimalType = (DecimalType) type;
BigDecimal decimal = DECIMAL_CONVERTER.convert(decimalType.getPrecision(), decimalType.getScale(), value);
type.writeObject(output, Decimals.encodeScaledValue(decimal, decimalType.getScale()));
}
else {
throw new TrinoException(GENERIC_INTERNAL_ERROR, "Unhandled type for Object: " + type.getTypeSignature());
}
}

private void writeBlock(BlockBuilder output, Type type, Object value)
{
if (type instanceof ArrayType && value instanceof List<?>) {
Expand Down