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Use FLEXIBLE_ARRAY_MEMBER for HeapTupleHeaderData.t_bits[].

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This requires changing quite a few places that were depending on
sizeof(HeapTupleHeaderData), but it seems for the best.

Michael Paquier, some adjustments by me
This commit is contained in:
Tom Lane
2015-02-21 15:13:06 -05:00
parent 3d9b6f31ee
commit e1a11d9311
19 changed files with 102 additions and 99 deletions
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2
src/backend/optimizer/prep/prepunion.c
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@@ -832,7 +832,7 @@ choose_hashed_setop(PlannerInfo *root, List *groupClauses,
* Don't do it if it doesn't look like the hashtable will fit into
* work_mem.
*/
hashentrysize = MAXALIGN(input_plan->plan_width) + MAXALIGN(sizeof(MinimalTupleData));
hashentrysize = MAXALIGN(input_plan->plan_width) + MAXALIGN(SizeofMinimalTupleHeader);
if (hashentrysize * dNumGroups > work_mem * 1024L)
return false;