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Per-column collation support

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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
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6
src/include/utils/formatting.h
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@@ -20,9 +20,9 @@
#include "fmgr.h"
extern char *str_tolower(const char *buff, size_t nbytes);
extern char *str_toupper(const char *buff, size_t nbytes);
extern char *str_initcap(const char *buff, size_t nbytes);
extern char *str_tolower(const char *buff, size_t nbytes, Oid collid);
extern char *str_toupper(const char *buff, size_t nbytes, Oid collid);
extern char *str_initcap(const char *buff, size_t nbytes, Oid collid);
extern Datum timestamp_to_char(PG_FUNCTION_ARGS);
extern Datum timestamptz_to_char(PG_FUNCTION_ARGS);