huaxingao commented on a change in pull request #29695:
URL: https://github.com/apache/spark/pull/29695#discussion_r530060859
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/V2ScanRelationPushDown.scala
##########
@@ -73,33 +77,25 @@ object V2ScanRelationPushDown extends Rule[LogicalPlan] {
postScanFilters)
Aggregate(groupingExpressions, resultExpressions, plan)
} else {
- val resultAttributes = resultExpressions.map(_.toAttribute)
- .map ( e => e match { case a: AttributeReference => a })
- var index = 0
val aggOutputBuilder = ArrayBuilder.make[AttributeReference]
- for (a <- resultAttributes) {
- val newName = if (a.name.contains("FILTER")) {
- a.name.substring(0, a.name.indexOf("FILTER") - 1)
- } else if (a.name.contains("DISTINCT")) {
- a.name.replace("DISTINCT ", "")
- } else {
- a.name
- }
-
- aggOutputBuilder +=
- a.copy(name = newName,
- dataType = aggregates(index).dataType)(exprId =
NamedExpression.newExprId,
- qualifier = a.qualifier)
- index += 1
+ for (a <- aggregates) {
+ aggOutputBuilder += AttributeReference(toPrettySQL(a),
a.dataType)()
}
val aggOutput = aggOutputBuilder.result
- var newOutput = aggOutput
- for (col <- output) {
- if (!aggOutput.exists(_.name.contains(col.name))) {
- newOutput = col +: newOutput
+ val newOutputBuilder = ArrayBuilder.make[AttributeReference]
+ for (col1 <- output) {
+ var found = false
+ for (col2 <- aggOutput) {
+ if (contains(col2.name, col1.name)) {
Review comment:
@rf972 Thanks for sharing the TCPH tests results! I will fix the bug. I
actually haven't done extensive tests yet. I will do more tests after the
Thanksgiving weekend.
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