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6987b41456
decreasing number of rules in sql_yacc.yy to satisfy bison limitation fixed subselect Items initializer methods mysql-test/r/subselect.result: tests of ALL/ANY/SOME mysql-test/t/subselect.test: tests of ALL/ANY/SOME sql/item_cmpfunc.cc: ALL/ANY/SOME sql/item_cmpfunc.h: ALL/ANY/SOME sql/item_subselect.cc: ALL/ANY/SOME fixed subselect Items initializer methods sql/item_subselect.h: ALL/ANY/SOME fixed subselect Items initializer methods sql/lex.h: ALL/ANY/SOME sql/mysql_priv.h: decreasing number of rules in sql_yacc.yy to satisfy bison limitation sql/sql_parse.cc: decreasing number of rules in sql_yacc.yy to satisfy bison limitation sql/sql_yacc.yy: ALL/ANY/SOME decreasing number of rules in sql_yacc.yy to satisfy bison limitation
153 lines
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8.5 KiB
Text
153 lines
No EOL
8.5 KiB
Text
select (select 2);
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SELECT (SELECT 1) UNION SELECT (SELECT 2);
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SELECT (SELECT (SELECT 0 UNION SELECT 0));
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drop table if exists t1,t2,t3,t4,t5,attend,clinic,inscrit;
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create table t1 (a int);
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create table t2 (a int, b int);
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create table t3 (a int);
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create table t4 (a int, b int);
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insert into t1 values (2);
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insert into t2 values (1,7),(2,7);
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insert into t4 values (4,8),(3,8),(5,9);
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select (select a from t1 where t1.a=t2.a), a from t2;
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select (select a from t1 where t1.a=t2.b), a from t2;
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select (select a from t1), a from t2;
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select (select a from t3), a from t2;
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select * from t2 where t2.a=(select a from t1);
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insert into t3 values (6),(7),(3);
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select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1);
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select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)
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union (select * from t4 order by a limit 2) limit 3;
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select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)
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union (select * from t4 where t4.b=(select max(t2.a)*4 from t2) order by a);
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explain select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)
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union (select * from t4 where t4.b=(select max(t2.a)*4 from t2) order by a);
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select (select a from t3 where a<t2.a*4 order by 1 desc limit 1), a from t2;
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select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from
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(select * from t2 where a>1) as tt;
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explain select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from
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(select * from t2 where a>1) as tt;
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select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3) order by 1 desc limit 1);
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select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3 where t3.a > t1.a) order by 1 desc limit 1);
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select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3 where t3.a < t1.a) order by 1 desc limit 1);
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select b,(select avg(t2.a+(select min(t3.a) from t3 where t3.a >= t4.a)) from t2) from t4;
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explain select b,(select avg(t2.a+(select min(t3.a) from t3 where t3.a >= t4.a)) from t2) from t4;
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select * from t3 where exists (select * from t2 where t2.b=t3.a);
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select * from t3 where not exists (select * from t2 where t2.b=t3.a);
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select * from t3 where a in (select b from t2);
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select * from t3 where a not in (select b from t2);
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select * from t3 where a = some (select b from t2);
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select * from t3 where a <> any (select b from t2);
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select * from t3 where a = all (select b from t2);
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select * from t3 where a <> all (select b from t2);
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insert into t2 values (100, 5);
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select * from t3 where a < any (select b from t2);
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select * from t3 where a < all (select b from t2);
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select * from t3 where a >= any (select b from t2);
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select * from t3 where a >= all (select b from t2);
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delete from t2 where a=100;
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-- error 1239
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select * from t3 where a in (select a,b from t2);
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-- error 1239
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select * from t3 where a in (select * from t2);
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insert into t4 values (12,7),(1,7),(10,9),(9,6),(7,6),(3,9);
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select b,max(a) as ma from t4 group by b having b < (select max(t2.a)
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from t2 where t2.b=t4.b);
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select b,max(a) as ma from t4 group by b having b >= (select max(t2.a)
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from t2 where t2.b=t4.b);
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create table t5 (a int);
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select (select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a), a from t2;
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insert into t5 values (5);
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select (select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a), a from t2;
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insert into t5 values (2);
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select (select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a), a from t2;
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explain select (select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a), a from t2;
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-- error 1240
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select (select a from t1 where t1.a=t2.a union all select a from t5 where t5.a=t2.a), a from t2;
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create table attend (patient_uq int, clinic_uq int, index i1 (clinic_uq));
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create table clinic( uq int primary key, name char(25));
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insert into clinic values(1,"Oblastnaia bolnitsa"),(2,"Bolnitsa Krasnogo Kresta");
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insert into attend values (1,1),(1,2),(2,2),(1,3);
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select * from attend where exists (select * from clinic where uq = clinic_uq);
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# not unique fields
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-- error 1052
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select * from t1 where a= (select a from t2,t4 where t2.b=t4.b);
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# different tipes & group functions
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drop table if exists t1,t2,t3;
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CREATE TABLE t3 (a varchar(20),b char(1) NOT NULL default '0');
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INSERT INTO t3 VALUES ('W','a'),('A','c'),('J','b');
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CREATE TABLE t2 (a varchar(20),b int NOT NULL default '0');
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INSERT INTO t2 VALUES ('W','1'),('A','3'),('J','2');
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CREATE TABLE t1 (a varchar(20),b date NOT NULL default '0000-00-00');
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INSERT INTO t1 VALUES ('W','1732-02-22'),('A','1735-10-30'),('J','1743-04-13');
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SELECT * FROM t1 WHERE b = (SELECT MIN(b) FROM t1);
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SELECT * FROM t2 WHERE b = (SELECT MIN(b) FROM t2);
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SELECT * FROM t3 WHERE b = (SELECT MIN(b) FROM t3);
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drop table if exists inscrit;
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CREATE TABLE `inscrit` (
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`pseudo` varchar(35) character set latin1 NOT NULL default '',
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`email` varchar(60) character set latin1 NOT NULL default '',
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PRIMARY KEY (`pseudo`),
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UNIQUE KEY `email` (`email`)
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) TYPE=MyISAM CHARSET=latin1 ROW_FORMAT=DYNAMIC;
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INSERT INTO inscrit (pseudo,email) VALUES ('joce','test');
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INSERT INTO inscrit (pseudo,email) VALUES ('joce1','test1');
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INSERT INTO inscrit (pseudo,email) VALUES ('2joce1','2test1');
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EXPLAIN SELECT pseudo,(SELECT email FROM inscrit WHERE pseudo=(SELECT pseudo FROM inscrit WHERE pseudo='joce')) FROM inscrit WHERE pseudo=(SELECT pseudo FROM inscrit WHERE pseudo='joce');
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-- error 1239
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SELECT pseudo FROM inscrit WHERE pseudo=(SELECT pseudo,email FROM
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inscrit WHERE pseudo='joce');
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-- error 1239
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SELECT pseudo FROM inscrit WHERE pseudo=(SELECT * FROM inscrit WHERE
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pseudo='joce');
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SELECT pseudo FROM inscrit WHERE pseudo=(SELECT pseudo FROM inscrit WHERE pseudo='joce');
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-- error 1240
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SELECT pseudo FROM inscrit WHERE pseudo=(SELECT pseudo FROM inscrit WHERE pseudo LIKE '%joce%');
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drop table if exists t1,t2,t3,t4,t5,attend,clinic,inscrit;
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drop table if exists searchconthardwarefr3, forumconthardwarefr7;
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CREATE TABLE `searchconthardwarefr3` (
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`topic` mediumint(8) unsigned NOT NULL default '0',
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`date` date NOT NULL default '0000-00-00',
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`pseudo` varchar(35) character set latin1 NOT NULL default '',
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PRIMARY KEY (`pseudo`,`date`,`topic`),
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KEY `topic` (`topic`)
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) TYPE=MyISAM ROW_FORMAT=DYNAMIC;
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INSERT INTO searchconthardwarefr3 (topic,date,pseudo) VALUES
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('43506','2002-10-02','joce'),('40143','2002-08-03','joce');
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EXPLAIN SELECT DISTINCT date FROM searchconthardwarefr3 WHERE date='2002-08-03';
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EXPLAIN SELECT (SELECT DISTINCT date FROM searchconthardwarefr3 WHERE date='2002-08-03');
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SELECT DISTINCT date FROM searchconthardwarefr3 WHERE date='2002-08-03';
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SELECT (SELECT DISTINCT date FROM searchconthardwarefr3 WHERE date='2002-08-03');
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SELECT 1 FROM searchconthardwarefr3 WHERE 1=(SELECT 1 UNION SELECT 1) UNION ALL SELECT 1;
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-- error 1240
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SELECT 1 FROM searchconthardwarefr3 WHERE 1=(SELECT 1 UNION ALL SELECT 1) UNION SELECT 1;
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EXPLAIN SELECT 1 FROM searchconthardwarefr3 WHERE 1=(SELECT 1 UNION SELECT 1);
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-- error 1054
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SELECT 1 IN (SELECT 1 FROM searchconthardwarefr3 HAVING a);
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SELECT * from searchconthardwarefr3 where topic IN (SELECT topic FROM searchconthardwarefr3 GROUP BY date);
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SELECT * from searchconthardwarefr3 where topic IN (SELECT topic FROM searchconthardwarefr3 GROUP BY date HAVING topic < 4100);
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SELECT * from searchconthardwarefr3 where topic IN (SELECT SUM(topic) FROM searchconthardwarefr3);
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SELECT * from searchconthardwarefr3 where topic = any (SELECT topic FROM searchconthardwarefr3 GROUP BY date);
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SELECT * from searchconthardwarefr3 where topic = any (SELECT topic FROM searchconthardwarefr3 GROUP BY date HAVING topic < 4100);
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SELECT * from searchconthardwarefr3 where topic = any (SELECT SUM(topic) FROM searchconthardwarefr3);
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SELECT * from searchconthardwarefr3 where topic = all (SELECT topic FROM searchconthardwarefr3 GROUP BY date);
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SELECT * from searchconthardwarefr3 where topic = all (SELECT topic FROM searchconthardwarefr3 GROUP BY date HAVING topic < 4100);
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SELECT * from searchconthardwarefr3 where topic = all (SELECT SUM(topic) FROM searchconthardwarefr3);
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SELECT * from searchconthardwarefr3 where topic <> any (SELECT SUM(topic) FROM searchconthardwarefr3);
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CREATE TABLE `forumconthardwarefr7` (
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`numeropost` mediumint(8) unsigned NOT NULL auto_increment,
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`maxnumrep` int(10) unsigned NOT NULL default '0',
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PRIMARY KEY (`numeropost`),
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UNIQUE KEY `maxnumrep` (`maxnumrep`)) TYPE=MyISAM ROW_FORMAT=FIXED;
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INSERT INTO forumconthardwarefr7 (numeropost,maxnumrep) VALUES (40143,1),(43506,2);
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SELECT SQL_CALC_FOUND_ROWS numeropost,maxnumrep FROM forumconthardwarefr7 WHERE numeropost IN (SELECT topic FROM searchconthardwarefr3 WHERE pseudo='joce' AND date >= '2002-10-06') ORDER BY maxnumrep DESC LIMIT 0,20;
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drop table searchconthardwarefr3, forumconthardwarefr7; |