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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
This commit is contained in:
Peter Eisentraut
2011-02-08 23:04:18 +02:00
parent 1703f0e8da
commit 414c5a2ea6
156 changed files with 4519 additions and 582 deletions

View File

@@ -87,4 +87,6 @@ extern CoercionPathType find_coercion_pathway(Oid targetTypeId,
extern CoercionPathType find_typmod_coercion_function(Oid typeId,
Oid *funcid);
extern Oid select_common_collation(ParseState *pstate, List *exprs, bool none_ok);
#endif /* PARSE_COERCE_H */