diff --git a/src/backend/utils/adt/jsonfuncs.c b/src/backend/utils/adt/jsonfuncs.c index e1d8aaed0c44c963be321f5d114db55563c927c1..232030560858f23b4403acb90e43c93e49576aba 100644 --- a/src/backend/utils/adt/jsonfuncs.c +++ b/src/backend/utils/adt/jsonfuncs.c @@ -941,7 +941,11 @@ each_worker(PG_FUNCTION_ARGS, bool as_text) rsi->returnMode = SFRM_Materialize; - (void) get_call_result_type(fcinfo, NULL, &tupdesc); + if (get_call_result_type(fcinfo, NULL, &tupdesc) != TYPEFUNC_COMPOSITE) + ereport(ERROR, + (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), + errmsg("function returning record called in context " + "that cannot accept type record"))); /* make these in a sufficiently long-lived memory context */ old_cxt = MemoryContextSwitchTo(rsi->econtext->ecxt_per_query_memory); @@ -1349,7 +1353,13 @@ populate_record_worker(PG_FUNCTION_ARGS, bool have_record_arg) json = PG_GETARG_TEXT_P(0); - get_call_result_type(fcinfo, NULL, &tupdesc); + if (get_call_result_type(fcinfo, NULL, &tupdesc) != TYPEFUNC_COMPOSITE) + ereport(ERROR, + (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), + errmsg("function returning record called in context " + "that cannot accept type record"), + errhint("Try calling the function in the FROM clause " + "using a column definition list."))); } json_hash = get_json_object_as_hash(json, "json_populate_record", @@ -1713,7 +1723,11 @@ populate_recordset_worker(PG_FUNCTION_ARGS, bool have_record_arg) * get the tupdesc from the result set info - it must be a record type * because we already checked that arg1 is a record type. */ - (void) get_call_result_type(fcinfo, NULL, &tupdesc); + if (get_call_result_type(fcinfo, NULL, &tupdesc) != TYPEFUNC_COMPOSITE) + ereport(ERROR, + (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), + errmsg("function returning record called in context " + "that cannot accept type record"))); state = palloc0(sizeof(PopulateRecordsetState)); sem = palloc0(sizeof(JsonSemAction));