mirror of
https://github.com/MariaDB/server.git
synced 2025-11-04 12:56:14 +01:00
246 lines
7.4 KiB
Text
246 lines
7.4 KiB
Text
# Generated by an ALTER TABLE in include/varchar.inc
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--source include/default_optimizer_switch.inc
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--source include/default_charset.inc
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call mtr.add_suppression("Can't find record in .*");
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set @mrr_icp_extra_tmp=@@optimizer_switch;
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set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';
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set optimizer_switch='rowid_filter=off';
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SET NAMES latin1;
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CREATE TABLE t1
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(s1 char(10) COLLATE latin1_german1_ci,
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s2 char(10) COLLATE latin1_swedish_ci,
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KEY(s1),
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KEY(s2));
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INSERT INTO t1 VALUES ('a','a');
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INSERT INTO t1 VALUES ('b','b');
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INSERT INTO t1 VALUES ('c','c');
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INSERT INTO t1 VALUES ('d','d');
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INSERT INTO t1 VALUES ('e','e');
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INSERT INTO t1 VALUES ('f','f');
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INSERT INTO t1 VALUES ('g','g');
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INSERT INTO t1 VALUES ('h','h');
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INSERT INTO t1 VALUES ('i','i');
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INSERT INTO t1 VALUES ('j','j');
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EXPLAIN SELECT * FROM t1 WHERE s1='a';
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EXPLAIN SELECT * FROM t1 WHERE s2='a';
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EXPLAIN SELECT * FROM t1 WHERE s1='a' COLLATE latin1_german1_ci;
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EXPLAIN SELECT * FROM t1 WHERE s2='a' COLLATE latin1_german1_ci;
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EXPLAIN SELECT * FROM t1 WHERE s1 BETWEEN 'a' AND 'b' COLLATE latin1_german1_ci;
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EXPLAIN SELECT * FROM t1 WHERE s2 BETWEEN 'a' AND 'b' COLLATE latin1_german1_ci;
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EXPLAIN SELECT * FROM t1 WHERE s1 IN ('a','b' COLLATE latin1_german1_ci);
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EXPLAIN SELECT * FROM t1 WHERE s2 IN ('a','b' COLLATE latin1_german1_ci);
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EXPLAIN SELECT * FROM t1 WHERE s1 LIKE 'a' COLLATE latin1_german1_ci;
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EXPLAIN SELECT * FROM t1 WHERE s2 LIKE 'a' COLLATE latin1_german1_ci;
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DROP TABLE t1;
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--echo #
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--echo #
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CREATE TABLE t2 (a varchar(32), b int(11), c float, d double,
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UNIQUE KEY a (a,b,c), KEY b (b), KEY c (c));
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CREATE TABLE t1 (a varchar(32), b char(3), UNIQUE KEY a (a,b), KEY b (b));
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CREATE TABLE t3 (a varchar(32), b char(3), UNIQUE KEY a (a,b));
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INSERT INTO t3 SELECT * FROM t1;
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EXPLAIN
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SELECT d FROM t1, t2
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WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE'
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ORDER BY t2.c LIMIT 1;
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SELECT d FROM t1, t2
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WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE'
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ORDER BY t2.c LIMIT 1;
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DROP TABLE t1,t2,t3;
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--echo #
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--echo #
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create table t1(a int, b int, index(b));
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insert into t1 values (2, 1), (1, 1), (4, NULL), (3, NULL), (6, 2), (5, 2);
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insert into t1 values (2, 11), (1, 11), (4, 14), (3, 14), (6, 12), (5, 12);
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explain select * from t1 where b=1 or b is null order by a;
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select * from t1 where b=1 or b is null order by a;
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explain select * from t1 where b=2 or b is null order by a;
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select * from t1 where b=2 or b is null order by a;
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drop table t1;
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--echo #
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--echo #
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CREATE TABLE t1 (
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FieldKey varchar(36) NOT NULL default '',
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LongVal bigint(20) default NULL,
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StringVal mediumtext,
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KEY FieldKey (FieldKey),
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KEY LongField (FieldKey,LongVal),
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KEY StringField (FieldKey,StringVal(32))
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);
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INSERT INTO t1 VALUES ('0',3,'0'),('0',2,'1'),('0',1,'2'),('1',2,'1'),('1',1,'3'), ('1',0,'2'),('2',3,'0'),('2',2,'1'),('2',1,'2'),('2',3,'0'),('2',2,'1'),('2',1,'2'),('3',2,'1'),('3',1,'2'),('3','3','3');
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EXPLAIN SELECT * FROM t1 IGNORE INDEX (LongField, StringField) WHERE FieldKey > '2' ORDER BY LongVal;
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EXPLAIN SELECT * FROM t1 IGNORE INDEX (FieldKey, LongField) WHERE FieldKey > '2' ORDER BY LongVal;
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SELECT * FROM t1 WHERE FieldKey > '2' ORDER BY LongVal;
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DROP TABLE t1;
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--echo #
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--echo #
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CREATE TABLE t1 (a int not null, b int, c int, key(b), key(c), key(a,b), key(c,a));
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INSERT into t1 values (0, null, 0), (0, null, 1), (0, null, 2), (0, null,3), (1,1,4);
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create table t2 (a int not null, b int, c int, key(b), key(c), key(a));
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INSERT into t2 values (1,1,1), (2,2,2);
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optimize table t1;
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explain select * from t1 force index (a) where a=0 or a=2;
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select * from t1 force index (a) where a=0 or a=2;
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drop table t1;
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--echo #
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--echo #
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create table t1
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(
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pk1 int not null,
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pk2 int not null,
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key1 int not null,
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key2 int not null,
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pktail1ok int not null,
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pktail2ok int not null,
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pktail3bad int not null,
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pktail4bad int not null,
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pktail5bad int not null,
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pk2copy int not null,
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badkey int not null,
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filler1 char (200),
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filler2 char (200),
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key (key1),
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key (key2),
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/* keys with tails from CPK members */
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key (pktail1ok, pk1),
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key (pktail2ok, pk1, pk2),
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key (pktail3bad, pk2, pk1),
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key (pktail4bad, pk1, pk2copy),
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key (pktail5bad, pk1, pk2, pk2copy),
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primary key (pk1, pk2)
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);
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--disable_query_log
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set autocommit=0;
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let $1=10000;
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while ($1)
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{
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eval insert into t1 values ($1 div 10,$1 mod 100, $1/100,$1/100, $1/100,$1/100,$1/100,$1/100,$1/100, $1 mod 100, $1/1000,'filler-data-$1','filler2');
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dec $1;
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}
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set autocommit=1;
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--enable_query_log
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explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
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select * from t1 where pk1 = 1 and pk2 < 80 and key1=0;
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drop table t1;
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--echo #
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--echo #
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CREATE TABLE t1 (
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f1 int,
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f4 varchar(32),
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f5 int,
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PRIMARY KEY (f1),
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KEY (f4)
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);
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INSERT INTO t1 VALUES
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(5,'H',1), (9,'g',0), (527,'i',0), (528,'y',1), (529,'S',6),
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(530,'m',7), (531,'b',2), (532,'N',1), (533,'V',NULL), (534,'l',1),
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(535,'M',0), (536,'w',1), (537,'j',5), (538,'l',0), (539,'n',2),
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(540,'m',2), (541,'r',2), (542,'l',2), (543,'h',3),(544,'o',0),
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(956,'h',0), (957,'g',0), (958,'W',5), (959,'s',3), (960,'w',0),
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(961,'q',0), (962,'e',NULL), (963,'u',7), (964,'q',1), (965,'N',NULL),
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(966,'e',0), (967,'t',3), (968,'e',6), (969,'f',NULL), (970,'j',0),
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(971,'s',3), (972,'I',0), (973,'h',4), (974,'g',1), (975,'s',0),
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(976,'r',3), (977,'x',1), (978,'v',8), (979,'j',NULL), (980,'z',7),
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(981,'t',9), (982,'j',5), (983,'u',NULL), (984,'g',6), (985,'w',1),
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(986,'h',1), (987,'v',0), (988,'v',0), (989,'c',2), (990,'b',7),
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(991,'z',0), (992,'M',1), (993,'u',2), (994,'r',2), (995,'b',4),
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(996,'A',2), (997,'u',0), (998,'a',0), (999,'j',2), (1,'I',2);
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EXPLAIN
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SELECT * FROM t1
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WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ;
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SELECT * FROM t1
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WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ;
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drop table t1;
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--echo #
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--echo #
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--source include/varchar.inc
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--echo #
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--echo #
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--disable_warnings
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drop database if exists world;
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--enable_warnings
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CREATE DATABASE world;
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use world;
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--source include/world_schema.inc
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--disable_query_log
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--disable_result_log
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--disable_warnings
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--source include/world.inc
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--enable_warnings
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--enable_result_log
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--enable_query_log
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SELECT * FROM City
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WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F'))
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AND (Population > 101000 AND Population < 102000);
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--replace_column 9 #
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explain
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SELECT * FROM City
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WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F'))
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AND (Population > 101000 AND Population < 102000);
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--replace_column 9 #
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explain
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SELECT * FROM City
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WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR
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(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000));
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SELECT * FROM City
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WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR
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(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000));
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SELECT * FROM City
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WHERE Name LIKE 'M%' AND Population > 7000000;
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--replace_column 9 #
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explain
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SELECT * FROM City
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WHERE Name LIKE 'M%' AND Population > 7000000;
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--replace_column 6 # 7 # 9 #
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explain
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SELECT * FROM City
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WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%';
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SELECT * FROM City
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WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%';
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--replace_column 6 # 7 # 9 #
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explain
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SELECT * FROM City
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WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%';
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SELECT * FROM City
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WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%';
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drop database world;
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use test;
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set @mrr_icp_extra_tmp=@@optimizer_switch;
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