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a fix (bug #10303: Misleading Last_query_cost value).

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sql/sql_select.cc:
  a fix (bug #10303: Misleading Last_query_cost value).
  reset last_query_cost in the very beginning.
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unknown
2005-09-01 15:06:36 +05:00
parent b5f8734487
commit 2a0f9f33ed
1 changed files with 3 additions and 0 deletions
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sql/sql_select.cc
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@@ -541,6 +541,9 @@ JOIN::optimize()
DBUG_RETURN(0);
optimized= 1;
if (thd->lex->orig_sql_command != SQLCOM_SHOW_STATUS)
thd->status_var.last_query_cost= 0.0;
row_limit= ((select_distinct || order || group_list) ? HA_POS_ERROR :
unit->select_limit_cnt);
/* select_limit is used to decide if we are likely to scan the whole table */