mingmwang commented on PR #4923:
URL:
https://github.com/apache/arrow-datafusion/pull/4923#issuecomment-1386657477
Except for the method name `on_lr_is_preserved`, this PR LGTM.
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mingmwang commented on PR #4923:
URL:
https://github.com/apache/arrow-datafusion/pull/4923#issuecomment-1386652044
@alamb @ygf11
Just share you the SparkSQL's result:
```sql
explain extended
SELECT t1_id, t1_name FROM t1 LEFT SEMI JOIN t2 ON (t1_id = t2_id and t2_id
>=
mingmwang commented on PR #4923:
URL:
https://github.com/apache/arrow-datafusion/pull/4923#issuecomment-1384902196
is this PR ready for review now?
I'm working on another issue which might be related to the things that you
are working on. When decorrelates the where Exists/IN Subquer
