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| author | Peter Eisentraut <peter@eisentraut.org> | 2024-01-24 15:43:41 +0100 |
|---|---|---|
| committer | Peter Eisentraut <peter@eisentraut.org> | 2024-01-24 16:34:37 +0100 |
| commit | 46a0cd4cefb4d9b462d8cc4df5e7ecdd190bea92 (patch) | |
| tree | ccbcef511474ad69dd7472f0a35fe7813e47d909 /src/include/access/gist.h | |
| parent | 74a73063106583b1f49274a2cd1df42e35107361 (diff) | |
| download | postgresql-46a0cd4cefb4d9b462d8cc4df5e7ecdd190bea92.tar.gz postgresql-46a0cd4cefb4d9b462d8cc4df5e7ecdd190bea92.zip | |
Add temporal PRIMARY KEY and UNIQUE constraints
Add WITHOUT OVERLAPS clause to PRIMARY KEY and UNIQUE constraints.
These are backed by GiST indexes instead of B-tree indexes, since they
are essentially exclusion constraints with = for the scalar parts of
the key and && for the temporal part.
Author: Paul A. Jungwirth <pj@illuminatedcomputing.com>
Reviewed-by: Peter Eisentraut <peter@eisentraut.org>
Reviewed-by: jian he <jian.universality@gmail.com>
Discussion: https://www.postgresql.org/message-id/flat/CA+renyUApHgSZF9-nd-a0+OPGharLQLO=mDHcY4_qQ0+noCUVg@mail.gmail.com
Diffstat (limited to 'src/include/access/gist.h')
| -rw-r--r-- | src/include/access/gist.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/include/access/gist.h b/src/include/access/gist.h index e7ced18a5ba..22dd04c1418 100644 --- a/src/include/access/gist.h +++ b/src/include/access/gist.h @@ -17,6 +17,7 @@ #define GIST_H #include "access/itup.h" +#include "access/stratnum.h" #include "access/transam.h" #include "access/xlog.h" #include "access/xlogdefs.h" @@ -246,4 +247,6 @@ typedef struct do { (e).key = (k); (e).rel = (r); (e).page = (pg); \ (e).offset = (o); (e).leafkey = (l); } while (0) +extern StrategyNumber GistTranslateStratnum(Oid opclass, StrategyNumber strat); + #endif /* GIST_H */ |