src/backend/optimizer/util/pathnode.c · 03e2a47e0bf11fd8ec33d0a4b302347c5a765e7e · Abuhujair Javed / Postgres FD Implementation · GitLab

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Teach is_distinct_query to recognize that GROUP BY forces a subquery's · 03e2a47e
Tom Lane authored Mar 02, 2004
```
output to be distinct, if all the GROUP BY columns appear in the output.
Per suggestion from Dennis Haney.
```
03e2a47e

pathnode.c 25 KB