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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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9
src/backend/utils/adt/oracle_compat.c
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@@ -47,7 +47,8 @@ lower(PG_FUNCTION_ARGS)
text *result;
out_string = str_tolower(VARDATA_ANY(in_string),
VARSIZE_ANY_EXHDR(in_string));
VARSIZE_ANY_EXHDR(in_string),
PG_GET_COLLATION());
result = cstring_to_text(out_string);
pfree(out_string);
@@ -77,7 +78,8 @@ upper(PG_FUNCTION_ARGS)
text *result;
out_string = str_toupper(VARDATA_ANY(in_string),
VARSIZE_ANY_EXHDR(in_string));
VARSIZE_ANY_EXHDR(in_string),
PG_GET_COLLATION());
result = cstring_to_text(out_string);
pfree(out_string);
@@ -110,7 +112,8 @@ initcap(PG_FUNCTION_ARGS)
text *result;
out_string = str_initcap(VARDATA_ANY(in_string),
VARSIZE_ANY_EXHDR(in_string));
VARSIZE_ANY_EXHDR(in_string),
PG_GET_COLLATION());
result = cstring_to_text(out_string);
pfree(out_string);