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Add transforms feature

This provides a mechanism for specifying conversions between SQL data
types and procedural languages.  As examples, there are transforms
for hstore and ltree for PL/Perl and PL/Python.

reviews by Pavel Stěhule and Andres Freund
This commit is contained in:
Peter Eisentraut
2015-04-26 10:33:14 -04:00
parent f320cbb615
commit cac7658205
101 changed files with 6034 additions and 2811 deletions

View File

@ -176,6 +176,7 @@ extern int get_func_arg_info(HeapTuple procTup,
extern int get_func_input_arg_names(Datum proargnames, Datum proargmodes,
char ***arg_names);
extern int get_func_trftypes(HeapTuple procTup, Oid **p_trftypes);
extern char *get_func_result_name(Oid functionId);
extern TupleDesc build_function_result_tupdesc_d(Datum proallargtypes,