iwanttobepowerful commented on code in PR #30459:
URL: https://github.com/apache/doris/pull/30459#discussion_r1469044186
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/analysis/SubqueryToApply.java:
##########
@@ -140,6 +140,13 @@ public List<Rule> buildRules() {
.filter(s -> !(s instanceof
MarkJoinSlotReference))
.collect(ImmutableList.toImmutableList()),
newFilter);
} else {
+ if (applyPlan instanceof LogicalProject) {
Review Comment:
```
mysql> explain parsed plan with cte1 as(select * from t123) select tm from
cte1 group by tm having tm > (select 'Apple');
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Explain String(Nereids Planner)
|
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| UnboundResultSink[11] ( )
|
| +--LogicalCTE ( aliasQueries=[LogicalSubQueryAlias ( qualifier=[cte1] )] )
|
| |-*LogicalSubQueryAlias ( qualifier=[cte1] )
|
| | +--LogicalProject[8] ( distinct=false, projects=[*], excepts=[] )
|
| | +--LogicalCheckPolicy ( )
|
| | +--UnboundRelation ( id=RelationId#2, nameParts=t123 )
|
| +--LogicalHaving ( predicates=('tm > (SCALARSUBQUERY) SubqueryExpr (
QueryPlan=LogicalProject[4] ( distinct=false, projects=[UnboundAlias('Apple')],
excepts=[] ), CorrelatedSlots=[], typeCoercionExpr=null )) ) |
| +--LogicalAggregate[2] ( groupByExpr=['tm], outputExpr=['tm],
hasRepeat=false )
|
| +--LogicalCheckPolicy ( )
|
| +--UnboundRelation ( id=RelationId#0, nameParts=cte1 )
|
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
10 rows in set (0.00 sec)
mysql> explain analyzed plan with cte1 as(select * from t123) select tm
from cte1 group by tm having tm > (select 'Apple');
+------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Explain String(Nereids Planner)
|
+------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| LogicalResultSink[43] ( outputExprs=[tm#1] )
|
| +--LogicalCteAnchor[41] ( cteId=CTEId#0 )
|
| |--LogicalCteProducer[18] ( cteId=CTEId#0 )
|
| | +--LogicalSubQueryAlias ( qualifier=[cte1] )
|
| | +--LogicalProject[16] ( distinct=false, projects=[tm#0],
excepts=[] )
|
| | +--LogicalOlapScan ( qualified=demo.t123,
indexName=<index_not_selected>, selectedIndexId=10097, preAgg=ON )
|
| +--LogicalProject[40] ( distinct=false, projects=[tm#1], excepts=[] )
|
| +--LogicalFilter[39] ( predicates=(tm#1 > 'Apple'#3) )
|
| +--LogicalProject[38] ( distinct=false, projects=[tm#1,
'Apple'#3], excepts=[] )
|
| +--LogicalApply ( correlationSlot=[],
correlationFilter=Optional.empty, isMarkJoin=false,
isMarkJoinSlotNotNull=false, MarkJoinSlotReference=empty ) |
| |--LogicalProject[34] ( distinct=false, projects=[tm#1],
excepts=[] )
|
| | +--LogicalAggregate[33] ( groupByExpr=[tm#1],
outputExpr=[tm#1], hasRepeat=false )
|
| | +--LogicalProject[32] ( distinct=false,
projects=[tm#1], excepts=[] )
|
| | +--LogicalCteConsumer[19] ( cteId=CTEId#0,
relationId=RelationId#0, name=cte1 )
|
| +--LogicalProject[27] ( distinct=false, projects=['Apple'
AS `'Apple'`#3], excepts=[] )
|
| +--LogicalOneRowRelation ( projects=['Apple' AS
`'Apple'`#2] )
|
+------------------------------------------------------------------------------------------------------------------------------------------------------------------+
16 rows in set (0.00 sec)
```
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