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fix core of json_to_record

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This commit is contained in:
gentle_hu
2023-04-06 19:35:26 +08:00
parent 5040cea392
commit 7ddba578ba
1 changed files with 3 additions and 8 deletions
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11
src/common/backend/utils/adt/jsonfuncs.cpp
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@ -1905,15 +1905,10 @@ static inline Datum populate_record_worker(FunctionCallInfo fcinfo, bool have_re
* calls, assuming the record type doesn't change underneath us.
*/
my_extra = (RecordIOData *) fcinfo->flinfo->fn_extra;
if (my_extra == NULL ||
my_extra->ncolumns != ncolumns) {
fcinfo->flinfo->fn_extra =
MemoryContextAlloc(fcinfo->flinfo->fn_mcxt,
sizeof(RecordIOData) - sizeof(ColumnIOData)
+ ncolumns * sizeof(ColumnIOData));
if (my_extra == NULL || my_extra->ncolumns != ncolumns) {
fcinfo->flinfo->fn_extra = MemoryContextAllocZero(
fcinfo->flinfo->fn_mcxt, sizeof(RecordIOData) - sizeof(ColumnIOData) + ncolumns * sizeof(ColumnIOData));
my_extra = (RecordIOData *) fcinfo->flinfo->fn_extra;
my_extra->record_type = InvalidOid;
my_extra->record_typmod = 0;
}
if (have_record_arg && (my_extra->record_type != tupType ||