DatumGetSetP ensure_set_isof_type ensure_valid_set_set MAXIDX MINIDX PG_GETARG_SET_P PG_RETURN_SET_P set_find_value set_out_fn set_unnest_state_make set_unnest_state_next SetPGetDatum

set_out_fn() char * set_out_fn ( const Set *  s, int  maxdd, outfunc  value_out  ) Return the output representation of a set given by a function.