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Merge next-mr -> next-4284.

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This commit is contained in:
Konstantin Osipov
2010-02-03 17:10:36 +03:00
parent b92ab41c5c 357496c091
commit f949e1b80f
38 changed files with 515 additions and 120 deletions
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6
sql/sql_select.cc
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@@ -6347,7 +6347,8 @@ make_join_select(JOIN *join,SQL_SELECT *select,COND *cond)
/* Push condition to storage engine if this is enabled
and the condition is not guarded */
tab->table->file->pushed_cond= NULL;
if (thd->variables.engine_condition_pushdown)
if (thd->variables.optimizer_switch &
OPTIMIZER_SWITCH_ENGINE_CONDITION_PUSHDOWN)
{
COND *push_cond=
make_cond_for_table(tmp, current_map, current_map);
@@ -16637,7 +16638,8 @@ static void select_describe(JOIN *join, bool need_tmp_table, bool need_order,
{
const COND *pushed_cond= tab->table->file->pushed_cond;
if (thd->variables.engine_condition_pushdown && pushed_cond)
if ((thd->variables.optimizer_switch &
OPTIMIZER_SWITCH_ENGINE_CONDITION_PUSHDOWN) && pushed_cond)
{
extra.append(STRING_WITH_LEN("; Using where with pushed "
"condition"));