maropu commented on pull request #29013:
URL: https://github.com/apache/spark/pull/29013#issuecomment-654542265
I don't look into the impl. though (I just read the PR description), you
meant this case? Or, do I miss something?
```
scala> sql("select * from t1").show()
+---+---+
| c1| c2|
+---+---+
| 1| 3|
| 3| 3|
+---+---+
scala> sql("select * from t1 where c1 in (1, 2, c2)").show()
+---+---+
| c1| c2|
+---+---+
| 1| 3|
| 3| 3|
+---+---+
scala> sql("select * from (select * from t1 where c1 in (1, 2)) t2(c1, c2)
where t2.c1 in (1, 2, t2.c2)").show()
+---+---+
| c1| c2|
+---+---+
| 1| 3|
+---+---+
```
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