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[fix](statistics)Fix auto analyze bugs. #27559

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Nov 25, 2023
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Original file line number Diff line number Diff line change
Expand Up @@ -2138,7 +2138,7 @@ public class Config extends ConfigBase {
public static int force_olap_table_replication_num = 0;

@ConfField
public static int full_auto_analyze_simultaneously_running_task_num = 1;
public static int auto_analyze_simultaneously_running_task_num = 1;

@ConfField
public static final int period_analyze_simultaneously_running_task_num = 1;
Expand Down
10 changes: 7 additions & 3 deletions fe/fe-core/src/main/java/org/apache/doris/catalog/OlapTable.java
Original file line number Diff line number Diff line change
Expand Up @@ -1162,6 +1162,7 @@ public boolean needReAnalyzeTable(TableStatsMeta tblStats) {
}
if (!tblStats.analyzeColumns().containsAll(getBaseSchema()
.stream()
.filter(c -> !StatisticsUtil.isUnsupportedType(c.getType()))
.map(Column::getName)
.collect(Collectors.toSet()))) {
return true;
Expand All @@ -1178,16 +1179,20 @@ public Map<String, Set<String>> findReAnalyzeNeededPartitions() {
Set<String> allPartitions = table.getPartitionNames().stream().map(table::getPartition)
.filter(Partition::hasData).map(Partition::getName).collect(Collectors.toSet());
if (tableStats == null) {
return table.getBaseSchema().stream().collect(Collectors.toMap(Column::getName, v -> allPartitions));
return table.getBaseSchema().stream().filter(c -> !StatisticsUtil.isUnsupportedType(c.getType()))
.collect(Collectors.toMap(Column::getName, v -> allPartitions));
}
Map<String, Set<String>> colToPart = new HashMap<>();
for (Column col : table.getBaseSchema()) {
if (StatisticsUtil.isUnsupportedType(col.getType())) {
continue;
}
long lastUpdateTime = tableStats.findColumnLastUpdateTime(col.getName());
Set<String> partitions = table.getPartitionNames().stream()
.map(table::getPartition)
.filter(Partition::hasData)
.filter(partition ->
partition.getVisibleVersionTime() >= lastUpdateTime).map(Partition::getName)
partition.getVisibleVersionTime() >= lastUpdateTime).map(Partition::getName)
.collect(Collectors.toSet());
colToPart.put(col.getName(), partitions);
}
Expand Down Expand Up @@ -2393,7 +2398,6 @@ public void analyze(String dbName) {
}
}

@Override
public boolean isDistributionColumn(String columnName) {
Set<String> distributeColumns = getDistributionColumnNames()
.stream().map(String::toLowerCase).collect(Collectors.toSet());
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,7 @@
import org.apache.doris.statistics.BaseAnalysisTask;
import org.apache.doris.statistics.ColumnStatistic;
import org.apache.doris.statistics.TableStatsMeta;
import org.apache.doris.statistics.util.StatisticsUtil;
import org.apache.doris.thrift.TTableDescriptor;

import com.google.common.collect.Sets;
Expand Down Expand Up @@ -397,7 +398,8 @@ public Map<String, Set<String>> findReAnalyzeNeededPartitions() {
HashSet<String> partitions = Sets.newHashSet();
// TODO: Find a way to collect external table partitions that need to be analyzed.
partitions.add("Dummy Partition");
return getBaseSchema().stream().collect(Collectors.toMap(Column::getName, k -> partitions));
return getBaseSchema().stream().filter(c -> !StatisticsUtil.isUnsupportedType(c.getType()))
.collect(Collectors.toMap(Column::getName, k -> partitions));
}

@Override
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@
import org.apache.doris.catalog.TableIf;
import org.apache.doris.catalog.external.ExternalTable;
import org.apache.doris.common.Config;
import org.apache.doris.common.DdlException;
import org.apache.doris.common.util.TimeUtils;
import org.apache.doris.datasource.CatalogIf;
import org.apache.doris.statistics.AnalysisInfo.AnalysisMethod;
Expand All @@ -50,8 +51,8 @@ public class StatisticsAutoCollector extends StatisticsCollector {

public StatisticsAutoCollector() {
super("Automatic Analyzer",
TimeUnit.MINUTES.toMillis(Config.full_auto_analyze_simultaneously_running_task_num),
new AnalysisTaskExecutor(Config.full_auto_analyze_simultaneously_running_task_num));
TimeUnit.MINUTES.toMillis(Config.auto_check_statistics_in_minutes),
new AnalysisTaskExecutor(Config.auto_analyze_simultaneously_running_task_num));
}

@Override
Expand All @@ -77,12 +78,17 @@ private void analyzeAll() {
if (StatisticConstants.SYSTEM_DBS.contains(databaseIf.getFullName())) {
continue;
}
analyzeDb(databaseIf);
try {
analyzeDb(databaseIf);
} catch (Throwable t) {
LOG.warn("Failed to analyze database {}.{}", ctl.getName(), databaseIf.getFullName(), t);
continue;
}
}
}
}

public void analyzeDb(DatabaseIf<TableIf> databaseIf) {
public void analyzeDb(DatabaseIf<TableIf> databaseIf) throws DdlException {
List<AnalysisInfo> analysisInfos = constructAnalysisInfo(databaseIf);
for (AnalysisInfo analysisInfo : analysisInfos) {
analysisInfo = getReAnalyzeRequiredPart(analysisInfo);
Expand All @@ -91,8 +97,9 @@ public void analyzeDb(DatabaseIf<TableIf> databaseIf) {
}
try {
createSystemAnalysisJob(analysisInfo);
} catch (Exception e) {
LOG.warn("Failed to create analysis job", e);
} catch (Throwable t) {
analysisInfo.message = t.getMessage();
throw t;
}
}
}
Expand Down Expand Up @@ -136,8 +143,7 @@ protected void createAnalyzeJobForTbl(DatabaseIf<? extends TableIf> db,
.setTblId(table.getId())
.setColName(
table.getBaseSchema().stream().filter(c -> !StatisticsUtil.isUnsupportedType(c.getType()))
.map(
Column::getName).collect(Collectors.joining(","))
.map(Column::getName).collect(Collectors.joining(","))
)
.setAnalysisType(AnalysisInfo.AnalysisType.FUNDAMENTALS)
.setAnalysisMode(AnalysisInfo.AnalysisMode.INCREMENTAL)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@
import org.apache.doris.common.io.Writable;
import org.apache.doris.persist.gson.GsonUtils;
import org.apache.doris.statistics.AnalysisInfo.JobType;
import org.apache.doris.statistics.util.StatisticsUtil;

import com.google.gson.annotations.SerializedName;

Expand Down Expand Up @@ -136,8 +137,9 @@ public void update(AnalysisInfo analyzedJob, TableIf tableIf) {
}
jobType = analyzedJob.jobType;
if (tableIf != null && analyzedJob.colToPartitions.keySet()
.containsAll(tableIf.getBaseSchema().stream().map(Column::getName).collect(
Collectors.toSet()))) {
.containsAll(tableIf.getBaseSchema().stream()
.filter(c -> !StatisticsUtil.isUnsupportedType(c.getType()))
.map(Column::getName).collect(Collectors.toSet()))) {
updatedRows.set(0);
}
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -247,7 +247,7 @@ public boolean enableAutoAnalyze() {
@Test
public void checkAvailableThread() {
StatisticsAutoCollector autoCollector = new StatisticsAutoCollector();
Assertions.assertEquals(Config.full_auto_analyze_simultaneously_running_task_num,
Assertions.assertEquals(Config.auto_analyze_simultaneously_running_task_num,
autoCollector.analysisTaskExecutor.executors.getMaximumPoolSize());
}

Expand Down