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[Enhancement] (nereids)implement showColumnStatsCommand in nereids #45439

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[Enhancement] (nereids)implement showColumnStatsCommand in nereids #45439

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c3e07ca
[Enhancement] (nereids)implement showColumnStatsCommand in nereids
msridhar78 Dec 15, 2024
855f1c2
Merge branch 'master' into show_column_stats
msridhar78 Dec 27, 2024
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8 changes: 6 additions & 2 deletions fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
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Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,7 @@ statementBase
| supportedRecoverStatement #supportedRecoverStatementAlias
| supportedAdminStatement #supportedAdminStatementAlias
| supportedUseStatement #supportedUseStatementAlias
| supportedStatsStatement #supportedStatsStatementAlias
| supportedOtherStatement #supportedOtherStatementAlias
| unsupportedStatement #unsupported
;
Expand Down Expand Up @@ -707,6 +708,11 @@ unsupportedDropStatement
| DROP STAGE (IF EXISTS)? name=identifier #dropStage
;

supportedStatsStatement
: SHOW COLUMN CACHED? STATS tableName=multipartIdentifier
columnList=identifierList? partitionSpec? #showColumnStats
;

unsupportedStatsStatement
: ANALYZE TABLE name=multipartIdentifier partitionSpec?
columns=identifierList? (WITH analyzeProperties)* propertyClause? #analyzeTable
Expand All @@ -727,8 +733,6 @@ unsupportedStatsStatement
partitionSpec? columnList=identifierList? #showTableStats
| SHOW TABLE STATS tableId=INTEGER_VALUE #showTableStats
| SHOW INDEX STATS tableName=multipartIdentifier indexId=identifier #showIndexStats
| SHOW COLUMN CACHED? STATS tableName=multipartIdentifier
columnList=identifierList? partitionSpec? #showColumnStats
| SHOW COLUMN HISTOGRAM tableName=multipartIdentifier
columnList=identifierList #showColumnHistogramStats
| SHOW AUTO? ANALYZE tableName=multipartIdentifier? wildWhere? #showAnalyze
Expand Down
18 changes: 18 additions & 0 deletions fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
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Expand Up @@ -271,6 +271,7 @@
import org.apache.doris.nereids.DorisParser.ShowBrokerContext;
import org.apache.doris.nereids.DorisParser.ShowCharsetContext;
import org.apache.doris.nereids.DorisParser.ShowCollationContext;
import org.apache.doris.nereids.DorisParser.ShowColumnStatsContext;
import org.apache.doris.nereids.DorisParser.ShowConfigContext;
import org.apache.doris.nereids.DorisParser.ShowConstraintContext;
import org.apache.doris.nereids.DorisParser.ShowCreateCatalogContext;
Expand Down Expand Up @@ -554,6 +555,7 @@
import org.apache.doris.nereids.trees.plans.commands.ShowBrokerCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowCharsetCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowCollationCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowColumnStatsCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowConfigCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowConstraintsCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowCreateCatalogCommand;
Expand Down Expand Up @@ -4696,6 +4698,22 @@ private Expression getWildWhere(DorisParser.WildWhereContext ctx) {
}
}

@Override
public LogicalPlan visitShowColumnStats(ShowColumnStatsContext ctx) {
List<String> tableNameParts = visitMultipartIdentifier(ctx.tableName);
List<String> colNames = ctx.columnList == null ? ImmutableList.of() : visitIdentifierList(ctx.columnList);
Pair<Boolean, List<String>> partitionSpec = visitPartitionSpec(ctx.partitionSpec());
PartitionNamesInfo partitionNames;
if (partitionSpec.second == null) {
partitionNames = new PartitionNamesInfo(true); //isStar = true
} else {
partitionNames = new PartitionNamesInfo(partitionSpec.first, partitionSpec.second);
}
boolean isCached = ctx.CACHED() != null;

return new ShowColumnStatsCommand(new TableNameInfo(tableNameParts), colNames, partitionNames, isCached);
}

@Override
public ShowViewCommand visitShowView(ShowViewContext ctx) {
List<String> tableNameParts = visitMultipartIdentifier(ctx.tableName);
Expand Down
1 change: 1 addition & 0 deletions fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
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Expand Up @@ -213,6 +213,7 @@ public enum PlanType {
SHOW_BROKER_COMMAND,
SHOW_CHARSET_COMMAND,
SHOW_COLLATION_COMMAND,
SHOW_COLUMN_STATS_COMMAND,
SHOW_CONFIG_COMMAND,
SHOW_CREATE_CATALOG_COMMAND,
SHOW_CREATE_DATABASE_COMMAND,
Expand Down
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