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| author | Peter Eisentraut <peter_e@gmx.net> | 2011-02-08 23:04:18 +0200 |
|---|---|---|
| committer | Peter Eisentraut <peter_e@gmx.net> | 2011-02-08 23:04:18 +0200 |
| commit | 414c5a2ea65cbd38d79ffdf9b1fde7cc75c134e0 (patch) | |
| tree | 016efd0c7108f659ea4f3c52ea54d78e1e5449e1 /src/include/nodes/nodeFuncs.h | |
| parent | 1703f0e8da2e8e3eccb6e12879c011ba106f8a62 (diff) | |
| download | postgresql-414c5a2ea65cbd38d79ffdf9b1fde7cc75c134e0.tar.gz postgresql-414c5a2ea65cbd38d79ffdf9b1fde7cc75c134e0.zip | |
Per-column collation support
This adds collation support for columns and domains, a COLLATE clause
to override it per expression, and B-tree index support.
Peter Eisentraut
reviewed by Pavel Stehule, Itagaki Takahiro, Robert Haas, Noah Misch
Diffstat (limited to 'src/include/nodes/nodeFuncs.h')
| -rw-r--r-- | src/include/nodes/nodeFuncs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/nodes/nodeFuncs.h b/src/include/nodes/nodeFuncs.h index 433fbfe857e..32f09f68ad1 100644 --- a/src/include/nodes/nodeFuncs.h +++ b/src/include/nodes/nodeFuncs.h @@ -27,6 +27,8 @@ extern Oid exprType(Node *expr); extern int32 exprTypmod(Node *expr); +extern Oid exprCollation(Node *expr); +extern Oid coercion_expression_result_collation(Oid resulttype, Node *arg); extern bool exprIsLengthCoercion(Node *expr, int32 *coercedTypmod); extern bool expression_returns_set(Node *clause); |