mirror of
https://github.com/MariaDB/server.git
synced 2025-01-17 20:42:30 +01:00
411 lines
13 KiB
Text
411 lines
13 KiB
Text
--source include/have_innodb.inc
|
|
|
|
--disable_warnings
|
|
DROP TABLE IF EXISTS t1,t2,t3,t4;
|
|
DROP DATABASE IF EXISTS dbt3_s001;
|
|
--enable_warnings
|
|
|
|
SET SESSION STORAGE_ENGINE='InnoDB';
|
|
|
|
CREATE DATABASE dbt3_s001;
|
|
|
|
use dbt3_s001;
|
|
|
|
--disable_query_log
|
|
--disable_result_log
|
|
--disable_warnings
|
|
--source include/dbt3_s001.inc
|
|
--enable_warnings
|
|
--enable_result_log
|
|
--enable_query_log
|
|
|
|
set @save_ext_key_optimizer_switch=@@optimizer_switch;
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select count(*) from lineitem where l_orderkey=130 and l_shipdate='1992-07-01';
|
|
flush status;
|
|
select count(*) from lineitem where l_orderkey=130 and l_shipdate='1992-07-01';
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select count(*) from lineitem where l_orderkey=130 and l_shipdate='1992-07-01';
|
|
flush status;
|
|
select count(*) from lineitem where l_orderkey=130 and l_shipdate='1992-07-01';
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select count(*) from lineitem
|
|
where l_orderkey=130 and l_linenumber=2 and l_shipdate='1992-07-01';
|
|
flush status;
|
|
select count(*) from lineitem
|
|
where l_orderkey=130 and l_linenumber=2 and l_shipdate='1992-07-01';
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select count(*) from lineitem
|
|
where l_orderkey=130 and l_linenumber=2 and l_shipdate='1992-07-01';
|
|
flush status;
|
|
select count(*) from lineitem
|
|
where l_orderkey=130 and l_linenumber=2 and l_shipdate='1992-07-01';
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select count(*) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000;
|
|
flush status;
|
|
select count(*) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select count(*) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000;
|
|
flush status;
|
|
select count(*) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select l_orderkey, l_linenumber from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1001 and 2000;
|
|
flush status;
|
|
select l_orderkey, l_linenumber from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1001 and 2000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select l_orderkey, l_linenumber from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1001 and 2000;
|
|
flush status;
|
|
select l_orderkey, l_linenumber from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1001 and 2000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select min(l_orderkey) from lineitem where l_shipdate='1992-07-01';
|
|
flush status;
|
|
select min(l_orderkey) from lineitem where l_shipdate='1992-07-01';
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select min(l_orderkey) from lineitem where l_shipdate='1992-07-01';
|
|
flush status;
|
|
select min(l_orderkey) from lineitem where l_shipdate='1992-07-01';
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select min(l_orderkey) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1001 and 2000;
|
|
flush status;
|
|
select min(l_orderkey) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1001 and 2000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select min(l_orderkey) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1001 and 2000;
|
|
flush status;
|
|
select min(l_orderkey) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1001 and 2000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select max(l_linenumber) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey=130;
|
|
flush status;
|
|
select max(l_linenumber) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey=130;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select max(l_linenumber) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey=130;
|
|
flush status;
|
|
select max(l_linenumber) from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey=130;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select l_orderkey, l_linenumber
|
|
from lineitem use index (i_l_shipdate, i_l_receiptdate)
|
|
where l_shipdate='1992-07-01' and l_orderkey=130
|
|
or l_receiptdate='1992-07-01' and l_orderkey=5603;
|
|
flush status;
|
|
select l_orderkey, l_linenumber
|
|
from lineitem use index (i_l_shipdate, i_l_receiptdate)
|
|
where l_shipdate='1992-07-01' and l_orderkey=130
|
|
or l_receiptdate='1992-07-01' and l_orderkey=5603;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select l_orderkey, l_linenumber
|
|
from lineitem use index (i_l_shipdate, i_l_receiptdate)
|
|
where l_shipdate='1992-07-01' and l_orderkey=130
|
|
or l_receiptdate='1992-07-01' and l_orderkey=5603;
|
|
flush status;
|
|
select l_orderkey, l_linenumber
|
|
from lineitem use index (i_l_shipdate, i_l_receiptdate)
|
|
where l_shipdate='1992-07-01' and l_orderkey=130
|
|
or l_receiptdate='1992-07-01' and l_orderkey=5603;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select l_orderkey, l_linenumber
|
|
from lineitem use index (i_l_shipdate, i_l_receiptdate)
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000
|
|
or l_receiptdate='1992-07-01' and l_orderkey between 5001 and 6000;
|
|
flush status;
|
|
select l_orderkey, l_linenumber
|
|
from lineitem use index (i_l_shipdate, i_l_receiptdate)
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000
|
|
or l_receiptdate='1992-07-01' and l_orderkey between 5001 and 6000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select l_orderkey, l_linenumber
|
|
from lineitem use index (i_l_shipdate, i_l_receiptdate)
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000
|
|
or l_receiptdate='1992-07-01' and l_orderkey between 5001 and 6000;
|
|
flush status;
|
|
select l_orderkey, l_linenumber
|
|
from lineitem use index (i_l_shipdate, i_l_receiptdate)
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000
|
|
or l_receiptdate='1992-07-01' and l_orderkey between 5001 and 6000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
explain
|
|
select l_orderkey, l_linenumber from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000
|
|
or l_receiptdate='1992-07-01' and l_orderkey between 5001 and 6000;
|
|
flush status;
|
|
select l_orderkey, l_linenumber from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000
|
|
or l_receiptdate='1992-07-01' and l_orderkey between 5001 and 6000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
explain
|
|
select l_orderkey, l_linenumber from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000
|
|
or l_receiptdate='1992-07-01' and l_orderkey between 5001 and 6000;
|
|
flush status;
|
|
select l_orderkey, l_linenumber from lineitem
|
|
where l_shipdate='1992-07-01' and l_orderkey between 1 and 1000
|
|
or l_receiptdate='1992-07-01' and l_orderkey between 5001 and 6000;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
--replace_column 9 #
|
|
explain
|
|
select max(l_orderkey) from lineitem
|
|
where l_partkey between 1 and 10 group by l_partkey;
|
|
flush status;
|
|
select max(l_orderkey) from lineitem
|
|
where l_partkey between 1 and 10 group by l_partkey;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
--replace_column 9 #
|
|
explain
|
|
select max(l_orderkey) from lineitem
|
|
where l_partkey between 1 and 10 group by l_partkey;
|
|
flush status;
|
|
select max(l_orderkey) from lineitem
|
|
where l_partkey between 1 and 10 group by l_partkey;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
--replace_column 9 #
|
|
explain
|
|
select max(l_orderkey) from lineitem
|
|
where l_suppkey in (1,4) group by l_suppkey;
|
|
flush status;
|
|
select max(l_orderkey) from lineitem
|
|
where l_suppkey in (1,4) group by l_suppkey;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
--replace_column 9 #
|
|
explain
|
|
select max(l_orderkey) from lineitem
|
|
where l_suppkey in (1,4) group by l_suppkey;
|
|
flush status;
|
|
select max(l_orderkey) from lineitem
|
|
where l_suppkey in (1,4) group by l_suppkey;
|
|
show status like 'handler_read%';
|
|
|
|
create index i_p_retailprice on part(p_retailprice);
|
|
|
|
set optimizer_switch='extended_keys=off';
|
|
--replace_column 9 #
|
|
explain
|
|
select o_orderkey, p_partkey
|
|
from part use index (i_p_retailprice),
|
|
lineitem use index (i_l_partkey), orders
|
|
where p_retailprice > 1100 and o_orderdate='1997-01-01'
|
|
and o_orderkey=l_orderkey and p_partkey=l_partkey;
|
|
flush status;
|
|
select o_orderkey, p_partkey
|
|
from part use index (i_p_retailprice),
|
|
lineitem use index (i_l_partkey), orders
|
|
where p_retailprice > 1100 and o_orderdate='1997-01-01'
|
|
and o_orderkey=l_orderkey and p_partkey=l_partkey;
|
|
show status like 'handler_read%';
|
|
|
|
set optimizer_switch='extended_keys=on';
|
|
--replace_column 9 #
|
|
explain
|
|
select o_orderkey, p_partkey
|
|
from part use index (i_p_retailprice),
|
|
lineitem use index (i_l_partkey), orders
|
|
where p_retailprice > 1100 and o_orderdate='1997-01-01'
|
|
and o_orderkey=l_orderkey and p_partkey=l_partkey;
|
|
flush status;
|
|
select o_orderkey, p_partkey
|
|
from part use index (i_p_retailprice),
|
|
lineitem use index (i_l_partkey), orders
|
|
where p_retailprice > 1100 and o_orderdate='1997-01-01'
|
|
and o_orderkey=l_orderkey and p_partkey=l_partkey;
|
|
show status like 'handler_read%';
|
|
|
|
DROP DATABASE dbt3_s001;
|
|
|
|
use test;
|
|
|
|
--echo #
|
|
--echo # LP Bug #914560: query containing IN subquery
|
|
--echo # + extended_keys = on
|
|
--echo #
|
|
|
|
set @save_optimizer_switch=@@optimizer_switch;
|
|
|
|
SET optimizer_switch='materialization=on,semijoin=on';
|
|
SET optimizer_switch='extended_keys=on';
|
|
|
|
CREATE TABLE t1 (a int, b int) ENGINE=MyISAM;
|
|
INSERT INTO t1 VALUES (1,1), (2,2);
|
|
|
|
SELECT * FROM t1 WHERE 2 IN (SELECT MAX(s1.a) FROM t1 AS s1, t1 AS s2);
|
|
EXPLAIN
|
|
SELECT * FROM t1 WHERE 2 IN (SELECT MAX(s1.a) FROM t1 AS s1, t1 AS s2);
|
|
|
|
DROP TABLE t1;
|
|
|
|
set optimizer_switch=@save_optimizer_switch;
|
|
|
|
--echo #
|
|
--echo # LP Bug #915291: query using a materialized view
|
|
--echo # + extended_keys = on
|
|
--echo # (valgrinf complains fixed by the patch for bug #914560)
|
|
--echo #
|
|
|
|
set @save_optimizer_switch=@@optimizer_switch;
|
|
|
|
SET optimizer_switch = 'derived_with_keys=on';
|
|
SET optimizer_switch = 'extended_keys=on';
|
|
|
|
CREATE TABLE t1 (a varchar(1)) ENGINE=MyISAM;
|
|
INSERT INTO t1 VALUES ('j'), ('v');
|
|
|
|
CREATE TABLE t2 (b varchar(1)) ENGINE=MyISAM;
|
|
INSERT INTO t2 VALUES ('j'), ('v');
|
|
|
|
CREATE TABLE t3 (c varchar(1));
|
|
INSERT INTO t2 VALUES ('m'), ('n');
|
|
|
|
CREATE VIEW v
|
|
AS SELECT DISTINCT * FROM t2 STRAIGHT_JOIN t3;
|
|
|
|
SELECT * FROM t1, v WHERE a = b;
|
|
|
|
DROP VIEW v;
|
|
DROP TABLE t1,t2,t3;
|
|
|
|
set optimizer_switch=@save_optimizer_switch;
|
|
|
|
--echo #
|
|
--echo # LP Bug #921167: query containing IN subquery
|
|
--echo # + extended_keys = on
|
|
--echo #
|
|
|
|
CREATE TABLE t1 (
|
|
a int NOT NULL, b varchar(1) NOT NULL, KEY(a), KEY(b,a)
|
|
) ENGINE=MyISAM;
|
|
INSERT INTO t1 VALUES
|
|
(0,'j'), (8,'v'), (1,'c'), (8,'m'), (9,'d'),
|
|
(24,'d'), (6,'y'), (1,'t'), (6,'d'), (2,'s');
|
|
|
|
CREATE TABLE t2 (
|
|
c int NOT NULL PRIMARY KEY
|
|
) ENGINE=MyISAM;
|
|
INSERT INTO t2 VALUES
|
|
(10), (11), (12), (13), (14),
|
|
(15), (16), (17), (18), (19), (24);
|
|
|
|
set @save_optimizer_switch=@@optimizer_switch;
|
|
|
|
SET optimizer_switch = 'extended_keys=off';
|
|
EXPLAIN
|
|
SELECT a FROM t1 AS t, t2
|
|
WHERE c = a AND b IN (SELECT b FROM t1, t2 WHERE b = t.b);
|
|
SELECT a FROM t1 AS t, t2
|
|
WHERE c = a AND b IN (SELECT b FROM t1, t2 WHERE b = t.b);
|
|
|
|
SET optimizer_switch = 'extended_keys=on';
|
|
EXPLAIN
|
|
SELECT a FROM t1 AS t, t2
|
|
WHERE c = a AND b IN (SELECT b FROM t1, t2 WHERE b = t.b);
|
|
SELECT a FROM t1 AS t, t2
|
|
WHERE c = a AND b IN (SELECT b FROM t1, t2 WHERE b = t.b);
|
|
|
|
set optimizer_switch=@save_optimizer_switch;
|
|
|
|
DROP TABLE t1,t2;
|
|
|
|
--echo #
|
|
--echo # LP Bug #923236: hash join + extended_keys = on
|
|
--echo #
|
|
|
|
CREATE TABLE t1 (a int) ENGINE=MyISAM;
|
|
|
|
CREATE TABLE t2 (b int) ENGINE=MyISAM;
|
|
|
|
INSERT INTO t1 (a) VALUES (4), (6);
|
|
INSERT INTO t2 (b) VALUES (0), (8);
|
|
|
|
set @save_optimizer_switch=@@optimizer_switch;
|
|
|
|
SET join_cache_level=3;
|
|
SET optimizer_switch='join_cache_hashed=on';
|
|
SET optimizer_switch='join_cache_bka=on';
|
|
SET optimizer_switch='extended_keys=on';
|
|
|
|
EXPLAIN
|
|
SELECT * FROM t1, t2 WHERE b=a;
|
|
SELECT * FROM t1, t2 WHERE b=a;
|
|
|
|
set optimizer_switch=@save_optimizer_switch;
|
|
|
|
DROP TABLE t1,t2;
|
|
|
|
set optimizer_switch=@save_ext_key_optimizer_switch;
|
|
SET SESSION STORAGE_ENGINE=DEFAULT;
|