R1:709c304d76d1
R1:709c304d76d1
Group query results under the "ANCESTOR" operator unconditionally
Summary:
Fixes T12753. See that task for reproduction instructions.
We add a `GROUP BY` clause to queries with an "ANCESTOR" edge constraint only if the constaint has more than one PHID, but this is incorrect: the same row can be found twice by an ANCESTOR query if task T is tagged with both "B" and "C", children of "A", and the user queries for "tasks in A".
Instead, always add GROUP BY for ANCESTOR queries.
Test Plan:
- Followed test…
Summary:
Fixes T12753. See that task for reproduction instructions.
We add a `GROUP BY` clause to queries with an "ANCESTOR" edge constraint only if the constaint has more than one PHID, but this is incorrect: the same row can be found twice by an ANCESTOR query if task T is tagged with both "B" and "C", children of "A", and the user queries for "tasks in A".
Instead, always add GROUP BY for ANCESTOR queries.
Test Plan:
- Followed test…
Repository: R1 hydra
Commit Date: May 24 2017