Rename another "hash_mem" local variable.
Missed by my commit
Backpatch: 13-, where disk-based hash aggregation was introduced.
@@ -1839,7 +1839,7 @@ hash_agg_check_limits(AggState *aggstate)
uint64 ngroups = aggstate->hash_ngroups_current;
Size meta_mem = MemoryContextMemAllocated(aggstate->hash_metacxt,
true);
- Size hash_mem = MemoryContextMemAllocated(aggstate->hashcontext->ecxt_per_tuple_memory,
+ Size hashkey_mem = MemoryContextMemAllocated(aggstate->hashcontext->ecxt_per_tuple_memory,
true);
/*
@@ -1847,7 +1847,7 @@ hash_agg_check_limits(AggState *aggstate)
* can be sure to make progress even in edge cases.
*/
if (aggstate->hash_ngroups_current > 0 &&
- (meta_mem + hash_mem > aggstate->hash_mem_limit ||
+ (meta_mem + hashkey_mem > aggstate->hash_mem_limit ||
ngroups > aggstate->hash_ngroups_limit))
{
hash_agg_enter_spill_mode(aggstate);
