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sql/mysql_priv.h:
  Auto merged
sql/sql_class.cc:
  Auto merged
sql/sql_help.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
This commit is contained in:
unknown 2004-01-17 13:13:48 +02:00
commit fb006367e5
13 changed files with 57 additions and 25 deletions
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17
mysql-test/r/subselect_innodb.result
View File

@ -60,8 +60,8 @@ INSERT INTO t2 VALUES (1,1),(2,2),(3,3);
SELECT distinct p1.processor_id, (SELECT y.yod_id FROM t1 p2, t2 y WHERE p2.processor_id = p1.processor_id and p2.processor_id = y.processor_id) FROM t1 p1;
processor_id (SELECT y.yod_id FROM t1 p2, t2 y WHERE p2.processor_id = p1.processor_id and p2.processor_id = y.processor_id)
1 1
2 1
3 1
2 2
3 3
drop table t1,t2,t3;
CREATE TABLE t1 (
id int(11) NOT NULL default '0',
@ -83,3 +83,16 @@ select (select max(id) from t2 where b=1 group by b) as x,b from t1 where b=1;
x b
2 1
drop table t1,t2;
create table t1 (id int not null, value char(255), primary key(id)) engine=innodb;
create table t2 (id int not null, value char(255)) engine=innodb;
insert into t1 values (1,'a'),(2,'b');
insert into t2 values (1,'z'),(2,'x');
select t2.id,t2.value,(select t1.value from t1 where t1.id=t2.id) from t2;
id value (select t1.value from t1 where t1.id=t2.id)
1 z a
2 x b
select t2.id,t2.value,(select t1.value from t1 where t1.id=t2.id) from t2;
id value (select t1.value from t1 where t1.id=t2.id)
1 z a
2 x b
drop table t1,t2;

11
mysql-test/t/subselect_innodb.test
View File

@ -90,3 +90,14 @@ CREATE TABLE t2 (
INSERT INTO t2 VALUES (0,0,'GPL'),(1,0,'GPL'),(2,1,'GPL'),(3,2,'GPL');
select (select max(id) from t2 where b=1 group by b) as x,b from t1 where b=1;
drop table t1,t2;
#
# reiniting innodb tables
#
create table t1 (id int not null, value char(255), primary key(id)) engine=innodb;
create table t2 (id int not null, value char(255)) engine=innodb;
insert into t1 values (1,'a'),(2,'b');
insert into t2 values (1,'z'),(2,'x');
select t2.id,t2.value,(select t1.value from t1 where t1.id=t2.id) from t2;
select t2.id,t2.value,(select t1.value from t1 where t1.id=t2.id) from t2;
drop table t1,t2;

2
sql/mysql_priv.h
View File

@ -665,7 +665,7 @@ bool get_key_map_from_key_list(key_map *map, TABLE *table,
bool insert_fields(THD *thd,TABLE_LIST *tables,
const char *db_name, const char *table_name,
List_iterator<Item> *it);
bool setup_tables(TABLE_LIST *tables);
bool setup_tables(TABLE_LIST *tables, my_bool reinit);
int setup_wild(THD *thd, TABLE_LIST *tables, List<Item> &fields,
List<Item> *sum_func_list, uint wild_num);
int setup_fields(THD *thd, Item** ref_pointer_array, TABLE_LIST *tables,

17
sql/sql_base.cc
View File

@ -2039,6 +2039,19 @@ int setup_fields(THD *thd, Item **ref_pointer_array, TABLE_LIST *tables,
/*
prepare tables
SYNOPSIS
setup_tables()
tables - tables list
reinit - true if called for table reinitialization before
subquery reexecuting
RETURN
0 ok; In this case *map will includes the choosed index
1 error
NOTE
Remap table numbers if INSERT ... SELECT
Check also that the 'used keys' and 'ignored keys' exists and set up the
table structure accordingly
@ -2047,7 +2060,7 @@ int setup_fields(THD *thd, Item **ref_pointer_array, TABLE_LIST *tables,
table->map is not set and all Item_field will be regarded as const items.
*/
bool setup_tables(TABLE_LIST *tables)
bool setup_tables(TABLE_LIST *tables, my_bool reinit)
{
DBUG_ENTER("setup_tables");
uint tablenr=0;
@ -2074,7 +2087,7 @@ bool setup_tables(TABLE_LIST *tables)
table->keys_in_use_for_query.subtract(map);
}
table->used_keys.intersect(table->keys_in_use_for_query);
if (table_list->shared || table->clear_query_id)
if ((table_list->shared || table->clear_query_id) && !reinit)
{
table->clear_query_id= 0;
/* Clear query_id that may have been set by previous select */

2
sql/sql_help.cc
View File

@ -686,7 +686,7 @@ int mysqld_help(THD *thd, const char *mask)
goto end;
}
/* Init tables and fields to be usable from items */
setup_tables(tables);
setup_tables(tables, 0);
memcpy((char*) used_fields, (char*) init_used_fields, sizeof(used_fields));
if (init_fields(thd, tables, used_fields, array_elements(used_fields)))
{

4
sql/sql_insert.cc
View File

@ -84,7 +84,7 @@ check_insert_fields(THD *thd,TABLE *table,List<Item> &fields,
table_list.grant=table->grant;
thd->dupp_field=0;
if (setup_tables(&table_list) ||
if (setup_tables(&table_list, 0) ||
setup_fields(thd, 0, &table_list,fields,1,0,0))
return -1;
if (thd->dupp_field)
@ -204,7 +204,7 @@ int mysql_insert(THD *thd,TABLE_LIST *table_list,
}
if (check_insert_fields(thd,table,fields,*values,1) ||
setup_tables(insert_table_list) ||
setup_tables(insert_table_list, 0) ||
setup_fields(thd, 0, insert_table_list, *values, 0, 0, 0) ||
(duplic == DUP_UPDATE &&
(setup_fields(thd, 0, insert_table_list, update_fields, 0, 0, 0) ||

5
sql/sql_lex.cc
View File

@ -1222,11 +1222,6 @@ void st_select_lex::mark_as_dependent(SELECT_LEX *last)
s->uncacheable|= UNCACHEABLE_DEPENDENT;
SELECT_LEX_UNIT *munit= s->master_unit();
munit->uncacheable|= UNCACHEABLE_DEPENDENT;
//Tables will be reopened many times
for (TABLE_LIST *tbl= s->get_table_list();
tbl;
tbl= tbl->next)
tbl->shared= 1;
}
}

2
sql/sql_load.cc
View File

@ -123,7 +123,7 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
else
{ // Part field list
thd->dupp_field=0;
if (setup_tables(table_list) ||
if (setup_tables(table_list, 0) ||
setup_fields(thd, 0, table_list, fields, 1, 0, 0))
DBUG_RETURN(-1);
if (thd->dupp_field)

2
sql/sql_olap.cc
View File

@ -164,7 +164,7 @@ int handle_olaps(LEX *lex, SELECT_LEX *select_lex)
List<Item> all_fields(select_lex->item_list);
if (setup_tables((TABLE_LIST *)select_lex->table_list.first) ||
if (setup_tables((TABLE_LIST *)select_lex->table_list.first, 0) ||
setup_fields(lex->thd, 0, (TABLE_LIST *)select_lex->table_list.first,
select_lex->item_list, 1, &all_fields,1) ||
setup_fields(lex->thd, 0, (TABLE_LIST *)select_lex->table_list.first,

2
sql/sql_prepare.cc
View File

@ -679,7 +679,7 @@ static bool mysql_test_upd_fields(Prepared_statement *stmt,
#endif
if (open_and_lock_tables(thd, table_list))
DBUG_RETURN(1);
if (setup_tables(table_list) ||
if (setup_tables(table_list, 0) ||
setup_fields(thd, 0, table_list, fields, 1, 0, 0) ||
setup_conds(thd, table_list, &conds) || thd->net.report_error)
DBUG_RETURN(1);

4
sql/sql_select.cc
View File

@ -301,7 +301,7 @@ JOIN::prepare(Item ***rref_pointer_array,
/* Check that all tables, fields, conds and order are ok */
if (setup_tables(tables_list) ||
if (setup_tables(tables_list, 0) ||
setup_wild(thd, tables_list, fields_list, &all_fields, wild_num) ||
select_lex->setup_ref_array(thd, og_num) ||
setup_fields(thd, (*rref_pointer_array), tables_list, fields_list, 1,
@ -1015,7 +1015,7 @@ JOIN::reinit()
if (unit->select_limit_cnt == HA_POS_ERROR)
select_lex->options&= ~OPTION_FOUND_ROWS;
if (setup_tables(tables_list))
if (setup_tables(tables_list, 1))
DBUG_RETURN(1);
/* Reset of sum functions */

2
sql/sql_update.cc
View File

@ -95,7 +95,7 @@ int mysql_update(THD *thd,
tables.table= table;
tables.alias= table_list->alias;
if (setup_tables(update_table_list) ||
if (setup_tables(update_table_list, 0) ||
setup_conds(thd,update_table_list,&conds) ||
thd->lex->select_lex.setup_ref_array(thd, order_num) ||
setup_order(thd, thd->lex->select_lex.ref_pointer_array,