EnricoMi commented on code in PR #39556:
URL: https://github.com/apache/spark/pull/39556#discussion_r1070900791
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala:
##########
@@ -435,6 +435,15 @@ object SQLConf {
.booleanConf
.createWithDefault(true)
+ val EXPRESSION_PROJECTION_CANDIDATE_LIMIT =
+ buildConf("spark.sql.optimizer.expressionProjectionCandidateLimit")
+ .doc("The maximum number of the candidate of out put expressions whose
alias are replaced." +
+ " It can preserve the output partitioning and ordering." +
+ " Negative value means disable this optimization.")
Review Comment:
```suggestion
.doc("The maximum number of candidates for output expressions whose
aliases are replaced." +
" This can preserve the output partitioning and ordering." +
" A negative value means to disable this optimization.")
```
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
