datafusion-comet
datafusion-comet copied to clipboard
feat: Investigate potential issues with HashJoin and LeftSemi
What is the problem the feature request solves?
When having
"spark.comet.exec.replaceSortMergeJoin" -> "true",
"spark.sql.adaptive.enabled" -> "false",
The TPCDS Q69 giving correctness issues like analyzed in https://github.com/apache/datafusion-comet/issues/2667 Currently we stop join rewrite but it can be a bigger problem behind and we need to investigate the rootcause
Describe the potential solution
No response
Additional context
No response