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| author | Bruce Momjian <bruce@momjian.us> | 2019-12-27 14:49:08 -0500 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2019-12-27 14:49:08 -0500 |
| commit | 937cf1b09146ef91195780f747900cf69e8d0fd8 (patch) | |
| tree | ff25b64be70347db261c70e141f03c3e880f3654 /src/backend/executor/nodeCustom.c | |
| parent | ebd3c132f5304f351e43e34a4565233e2587154f (diff) | |
doc: add examples of creative use of unique expression indexes
Unique expression indexes can constrain data in creative ways, so show
two examples.
Reported-by: Tuomas Leikola
Discussion: https://postgr.es/m/156760275564.1127.12321702656456074572@wrigleys.postgresql.org
Backpatch-through: 9.4
Diffstat (limited to 'src/backend/executor/nodeCustom.c')
0 files changed, 0 insertions, 0 deletions