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serg@serg.mysql.com
2003-03-13 18:51:50 +01:00
parent f590fa7ce2 ff86765a4d
commit 860e8099ab
1 changed files with 5 additions and 0 deletions
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5
sql/filesort.cc
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@@ -149,6 +149,11 @@ ha_rows filesort(TABLE *table, SORT_FIELD *sortorder, uint s_length,
if ((memavl=memavl/4*3) < MIN_SORT_MEMORY && old_memavl > MIN_SORT_MEMORY)
memavl=MIN_SORT_MEMORY;
}
if (memavl < param.sort_length*MERGEBUFF2)
{
my_error(ER_OUT_OF_SORTMEMORY,MYF(0));
goto err;
}
if (memavl < MIN_SORT_MEMORY)
{
my_error(ER_OUTOFMEMORY,MYF(ME_ERROR+ME_WAITTANG),