diff options
Diffstat (limited to 'src/include/funcapi.h')
| -rw-r--r-- | src/include/funcapi.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/include/funcapi.h b/src/include/funcapi.h index d2dbc163f29..223eef28d17 100644 --- a/src/include/funcapi.h +++ b/src/include/funcapi.h @@ -144,6 +144,10 @@ typedef struct FuncCallContext * get_call_result_type. Note: the cases in which rowtypes cannot be * determined are different from the cases for get_call_result_type. * Do *not* use this if you can use one of the others. + * + * See also get_expr_result_tupdesc(), which is a convenient wrapper around + * get_expr_result_type() for use when the caller only cares about + * determinable-rowtype cases. *---------- */ @@ -152,6 +156,7 @@ typedef enum TypeFuncClass { TYPEFUNC_SCALAR, /* scalar result type */ TYPEFUNC_COMPOSITE, /* determinable rowtype result */ + TYPEFUNC_COMPOSITE_DOMAIN, /* domain over determinable rowtype result */ TYPEFUNC_RECORD, /* indeterminate rowtype result */ TYPEFUNC_OTHER /* bogus type, eg pseudotype */ } TypeFuncClass; @@ -166,6 +171,8 @@ extern TypeFuncClass get_func_result_type(Oid functionId, Oid *resultTypeId, TupleDesc *resultTupleDesc); +extern TupleDesc get_expr_result_tupdesc(Node *expr, bool noError); + extern bool resolve_polymorphic_argtypes(int numargs, Oid *argtypes, char *argmodes, Node *call_expr); @@ -335,7 +342,7 @@ extern void end_MultiFuncCall(PG_FUNCTION_ARGS, FuncCallContext *funcctx); * "VARIADIC NULL". */ extern int extract_variadic_args(FunctionCallInfo fcinfo, int variadic_start, - bool convert_unknown, Datum **values, - Oid **types, bool **nulls); + bool convert_unknown, Datum **values, + Oid **types, bool **nulls); #endif /* FUNCAPI_H */ |