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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/utils/lsyscache.h | |
| parent | 1703f0e8da2e8e3eccb6e12879c011ba106f8a62 (diff) | |
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/utils/lsyscache.h')
| -rw-r--r-- | src/include/utils/lsyscache.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/include/utils/lsyscache.h b/src/include/utils/lsyscache.h index 26c241c3484..22dfd58f0aa 100644 --- a/src/include/utils/lsyscache.h +++ b/src/include/utils/lsyscache.h @@ -60,8 +60,10 @@ extern char *get_relid_attribute_name(Oid relid, AttrNumber attnum); extern AttrNumber get_attnum(Oid relid, const char *attname); extern Oid get_atttype(Oid relid, AttrNumber attnum); extern int32 get_atttypmod(Oid relid, AttrNumber attnum); +extern Oid get_attcollation(Oid relid, AttrNumber attnum); extern void get_atttypetypmod(Oid relid, AttrNumber attnum, Oid *typid, int32 *typmod); +extern char *get_collation_name(Oid colloid); extern char *get_constraint_name(Oid conoid); extern Oid get_opclass_family(Oid opclass); extern Oid get_opclass_input_type(Oid opclass); @@ -124,6 +126,8 @@ extern void getTypeOutputInfo(Oid type, Oid *typOutput, bool *typIsVarlena); extern void getTypeBinaryInputInfo(Oid type, Oid *typReceive, Oid *typIOParam); extern void getTypeBinaryOutputInfo(Oid type, Oid *typSend, bool *typIsVarlena); extern Oid get_typmodin(Oid typid); +extern Oid get_typcollation(Oid typid); +extern bool type_is_collatable(Oid typid); extern Oid getBaseType(Oid typid); extern Oid getBaseTypeAndTypmod(Oid typid, int32 *typmod); extern int32 get_typavgwidth(Oid typid, int32 typmod); |