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Merge sanja.is.com.ua:/home/bell/mysql/bk/mysql-4.1

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into sanja.is.com.ua:/home/bell/mysql/bk/work-4.1


sql/sql_select.cc:
  Auto merged
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unknown
2003-07-03 14:13:47 +03:00
parent 9f6614292b 7c16b86213
commit 31fa66ffe2
1 changed files with 4 additions and 12 deletions
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16
sql/sql_select.cc
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@@ -2028,9 +2028,7 @@ add_key_fields(JOIN_TAB *stat,KEY_FIELD **key_fields,uint *and_level,
break; break;
case Item_func::OPTIMIZE_KEY: case Item_func::OPTIMIZE_KEY:
if (cond_func->key_item()->real_item()->type() == Item::FIELD_ITEM && if (cond_func->key_item()->real_item()->type() == Item::FIELD_ITEM &&
// field from outer query can't be used as key !(cond_func->used_tables() & OUTER_REF_TABLE_BIT))
!((Item_field*) (cond_func->key_item()->real_item()))
->depended_from)
add_key_field(key_fields,*and_level, add_key_field(key_fields,*and_level,
((Item_field*) (cond_func->key_item()->real_item())) ((Item_field*) (cond_func->key_item()->real_item()))
->field, ->field,
@@ -2042,9 +2040,7 @@ add_key_fields(JOIN_TAB *stat,KEY_FIELD **key_fields,uint *and_level,
cond_func->functype() == Item_func::EQUAL_FUNC); cond_func->functype() == Item_func::EQUAL_FUNC);
if (cond_func->arguments()[0]->real_item()->type() == Item::FIELD_ITEM && if (cond_func->arguments()[0]->real_item()->type() == Item::FIELD_ITEM &&
// field from outer query can't be used as key !(cond_func->arguments()[0]->used_tables() & OUTER_REF_TABLE_BIT))
!((Item_field*) (cond_func->arguments()[0]->real_item()))
->depended_from)
{ {
add_key_field(key_fields,*and_level, add_key_field(key_fields,*and_level,
((Item_field*) (cond_func->arguments()[0])->real_item()) ((Item_field*) (cond_func->arguments()[0])->real_item())
@@ -2054,9 +2050,7 @@ add_key_fields(JOIN_TAB *stat,KEY_FIELD **key_fields,uint *and_level,
} }
if (cond_func->arguments()[1]->real_item()->type() == Item::FIELD_ITEM && if (cond_func->arguments()[1]->real_item()->type() == Item::FIELD_ITEM &&
cond_func->functype() != Item_func::LIKE_FUNC && cond_func->functype() != Item_func::LIKE_FUNC &&
// field from outer query can't be used as key !(cond_func->arguments()[0]->used_tables() & OUTER_REF_TABLE_BIT))
!((Item_field*) (cond_func->arguments()[1]->real_item()))
->depended_from)
{ {
add_key_field(key_fields,*and_level, add_key_field(key_fields,*and_level,
((Item_field*) (cond_func->arguments()[1])->real_item()) ((Item_field*) (cond_func->arguments()[1])->real_item())
@@ -2069,9 +2063,7 @@ add_key_fields(JOIN_TAB *stat,KEY_FIELD **key_fields,uint *and_level,
case Item_func::OPTIMIZE_NULL: case Item_func::OPTIMIZE_NULL:
/* column_name IS [NOT] NULL */ /* column_name IS [NOT] NULL */
if (cond_func->arguments()[0]->real_item()->type() == Item::FIELD_ITEM && if (cond_func->arguments()[0]->real_item()->type() == Item::FIELD_ITEM &&
// field from outer query can't be used as key !(cond_func->used_tables() & OUTER_REF_TABLE_BIT))
!((Item_field*) (cond_func->arguments()[0]->real_item()))
->depended_from)
{ {
add_key_field(key_fields,*and_level, add_key_field(key_fields,*and_level,
((Item_field*) (cond_func->arguments()[0])->real_item()) ((Item_field*) (cond_func->arguments()[0])->real_item())