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new e435e6f [Bug][Planner]Fix bug of count(*) in MV selector (#4060)
e435e6f is described below
commit e435e6f9a89bb67d10c39269c97b49e921547561
Author: EmmyMiao87 <522274...@qq.com>
AuthorDate: Mon Jul 13 20:53:10 2020 +0800
[Bug][Planner]Fix bug of count(*) in MV selector (#4060)
The output columns of query should be collected by all of tupleIds
in BaseTableRef rather than the top tupleIds of query.
The top tupleIds of count(*) is Agg tuple which does not expand the star.
Fixed #4065
---
fe/src/main/java/org/apache/doris/analysis/SelectStmt.java | 13 +++++++++++++
.../org/apache/doris/planner/MaterializedViewSelector.java | 4 +---
2 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/fe/src/main/java/org/apache/doris/analysis/SelectStmt.java
b/fe/src/main/java/org/apache/doris/analysis/SelectStmt.java
index f4e66f9..2ad443b 100644
--- a/fe/src/main/java/org/apache/doris/analysis/SelectStmt.java
+++ b/fe/src/main/java/org/apache/doris/analysis/SelectStmt.java
@@ -497,6 +497,19 @@ public class SelectStmt extends QueryStmt {
return result;
}
+ public List<TupleId> getTableRefIdsWithoutInlineView() {
+ List<TupleId> result = Lists.newArrayList();
+
+ for (TableRef ref : fromClause_) {
+ if (ref instanceof InlineViewRef) {
+ continue;
+ }
+ result.add(ref.getId());
+ }
+
+ return result;
+ }
+
@Override
public List<TupleId> collectTupleIds() {
List<TupleId> result = Lists.newArrayList();
diff --git
a/fe/src/main/java/org/apache/doris/planner/MaterializedViewSelector.java
b/fe/src/main/java/org/apache/doris/planner/MaterializedViewSelector.java
index e050271..35a9990 100644
--- a/fe/src/main/java/org/apache/doris/planner/MaterializedViewSelector.java
+++ b/fe/src/main/java/org/apache/doris/planner/MaterializedViewSelector.java
@@ -43,7 +43,6 @@ import com.google.common.collect.Sets;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
-import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
@@ -474,8 +473,7 @@ public class MaterializedViewSelector {
// Step4: compute the output column
// ISSUE-3174: all of columns which belong to top tuple should be
considered in selector.
- ArrayList<TupleId> topTupleIds = Lists.newArrayList();
- selectStmt.getMaterializedTupleIds(topTupleIds);
+ List<TupleId> topTupleIds =
selectStmt.getTableRefIdsWithoutInlineView();
for (TupleId tupleId : topTupleIds) {
TupleDescriptor tupleDescriptor = analyzer.getTupleDesc(tupleId);
tupleDescriptor.getTableNameToColumnNames(columnNamesInQueryOutput);
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