Github user hsyuan closed the pull request at:
https://github.com/apache/incubator-hawq/pull/795
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GitHub user hsyuan opened a pull request:
https://github.com/apache/incubator-hawq/pull/795
HAWQ-860. Fix ORCA wrong plan when correlated subquery contains
set-returning functions
ORCA 1.633 returns wrong result for the following query:
```sql
select 0 is distinct from (sele
