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1
by brian
clean slate |
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drop table if exists t1,t2,t3;
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CREATE TABLE t1
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(
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FOLDERID VARCHAR(32)BINARY NOT NULL
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, FOLDERNAME VARCHAR(255)BINARY NOT NULL
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, CREATOR VARCHAR(255)BINARY
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, CREATED TIMESTAMP NOT NULL
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, DESCRIPTION VARCHAR(255)BINARY
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, FOLDERTYPE INTEGER NOT NULL
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, MODIFIED TIMESTAMP
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, MODIFIER VARCHAR(255)BINARY
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, FOLDERSIZE INTEGER NOT NULL
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, PARENTID VARCHAR(32)BINARY
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, REPID VARCHAR(32)BINARY
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, ORIGINATOR INTEGER
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, PRIMARY KEY ( FOLDERID )
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) ENGINE=InnoDB;
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CREATE INDEX FFOLDERID_IDX ON t1 (FOLDERID);
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CREATE INDEX CMFLDRPARNT_IDX ON t1 (PARENTID);
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INSERT INTO t1 VALUES("0c9aab05b15048c59bc35c8461507deb", "System", "System", "2003-06-05 16:30:00", "The system content repository folder.", "3", "2003-06-05 16:30:00", "System", "0", NULL, "9c9aab05b15048c59bc35c8461507deb", "1");
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INSERT INTO t1 VALUES("2f6161e879db43c1a5b82c21ddc49089", "Default", "System", "2003-06-09 10:52:02", "The default content repository folder.", "3", "2003-06-05 16:30:00", "System", "0", NULL, "03eea05112b845949f3fd03278b5fe43", "1");
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INSERT INTO t1 VALUES("c373e9f5ad0791724315444553544200", "AddDocumentTest", "admin", "2003-06-09 10:51:25", "Movie Reviews", "0", "2003-06-09 10:51:25", "admin", "0", "2f6161e879db43c1a5b82c21ddc49089", "03eea05112b845949f3fd03278b5fe43", NULL);
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SELECT 'c373e9f5ad0791a0dab5444553544200' IN(SELECT t1.FOLDERID FROM t1 WHERE t1.PARENTID='2f6161e879db43c1a5b82c21ddc49089' AND t1.FOLDERNAME = 'Level1');
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'c373e9f5ad0791a0dab5444553544200' IN(SELECT t1.FOLDERID FROM t1 WHERE t1.PARENTID='2f6161e879db43c1a5b82c21ddc49089' AND t1.FOLDERNAME = 'Level1')
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0
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drop table t1;
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create table t1 (a int) engine=innodb;
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create table t2 (a int) engine=innodb;
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create table t3 (a int) engine=innodb;
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insert into t1 values (1),(2),(3),(4);
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insert into t2 values (10),(20),(30),(40);
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insert into t3 values (1),(2),(10),(50);
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select a from t3 where t3.a in (select a from t1 where a <= 3 union select * from t2 where a <= 30);
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a
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1
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2
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10
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drop table t1,t2,t3;
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CREATE TABLE t1 (
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processor_id INTEGER NOT NULL,
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PRIMARY KEY (processor_id)
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) ENGINE=InnoDB;
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CREATE TABLE t3 (
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413.2.2
by Brian Aker
Removed UNSIGNED from parser. |
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yod_id BIGINT AUTO_INCREMENT NOT NULL,
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login_processor INTEGER ,
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1
by brian
clean slate |
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PRIMARY KEY (yod_id)
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) ENGINE=InnoDB;
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CREATE TABLE t2 (
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processor_id INTEGER NOT NULL,
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413.2.2
by Brian Aker
Removed UNSIGNED from parser. |
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yod_id BIGINT NOT NULL,
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1
by brian
clean slate |
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PRIMARY KEY (processor_id, yod_id),
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INDEX (processor_id),
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INDEX (yod_id),
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FOREIGN KEY (processor_id) REFERENCES t1(processor_id),
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FOREIGN KEY (yod_id) REFERENCES t3(yod_id)
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) ENGINE=InnoDB;
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INSERT INTO t1 VALUES (1),(2),(3);
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INSERT INTO t3 VALUES (1,1),(2,2),(3,3);
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INSERT INTO t2 VALUES (1,1),(2,2),(3,3);
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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;
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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)
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1 1
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2 2
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3 3
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drop table t2,t1,t3;
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CREATE TABLE t1 (
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223
by Brian Aker
Cleanup int() work. |
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id int NOT NULL default '0',
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b int default NULL,
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1
by brian
clean slate |
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c char(3) default NULL,
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PRIMARY KEY (id),
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KEY t2i1 (b)
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377.1.4
by Brian Aker
Big, fat, UTF-8 patch. This fixes some of the oddities around only one |
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) ENGINE=innodb;
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1
by brian
clean slate |
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INSERT INTO t1 VALUES (0,0,'GPL'),(1,0,'GPL'),(2,1,'GPL'),(3,2,'GPL');
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CREATE TABLE t2 (
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223
by Brian Aker
Cleanup int() work. |
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id int NOT NULL default '0',
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b int default NULL,
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1
by brian
clean slate |
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c char(3) default NULL,
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PRIMARY KEY (id),
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KEY t2i (b)
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377.1.4
by Brian Aker
Big, fat, UTF-8 patch. This fixes some of the oddities around only one |
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) ENGINE=innodb;
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1
by brian
clean slate |
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INSERT INTO t2 VALUES (0,0,'GPL'),(1,0,'GPL'),(2,1,'GPL'),(3,2,'GPL');
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select (select max(id) from t2 where b=1 group by b) as x,b from t1 where b=1;
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x b
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2 1
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drop table t1,t2;
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create table t1 (id int not null, value char(255), primary key(id)) engine=innodb;
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create table t2 (id int not null, value char(255)) engine=innodb;
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insert into t1 values (1,'a'),(2,'b');
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insert into t2 values (1,'z'),(2,'x');
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select t2.id,t2.value,(select t1.value from t1 where t1.id=t2.id) from t2;
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id value (select t1.value from t1 where t1.id=t2.id)
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1 z a
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2 x b
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select t2.id,t2.value,(select t1.value from t1 where t1.id=t2.id) from t2;
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id value (select t1.value from t1 where t1.id=t2.id)
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1 z a
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2 x b
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drop table t1,t2;
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create table t1 (a int, b int) engine=innodb;
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insert into t1 values (1,2), (1,3), (2,3), (2,4), (2,5), (3,4), (4,5), (4,100);
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create table t2 (a int) engine=innodb;
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insert into t2 values (1),(2),(3),(4);
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select a, sum(b) as b from t1 group by a having b > (select max(a) from t2);
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a b
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1 5
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2 12
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4 105
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drop table t1, t2;
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377.1.4
by Brian Aker
Big, fat, UTF-8 patch. This fixes some of the oddities around only one |
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CREATE TABLE `t1` ( `unit` varchar(50) NOT NULL default '', `ingredient` varchar(50) NOT NULL default '') ENGINE=InnoDB;
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CREATE TABLE `t2` ( `ingredient` varchar(50) NOT NULL default '', `unit` varchar(50) NOT NULL default '', PRIMARY KEY (ingredient, unit)) ENGINE=InnoDB;
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1
by brian
clean slate |
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INSERT INTO `t1` VALUES ('xx','yy');
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INSERT INTO `t2` VALUES ('yy','xx');
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SELECT R.unit, R.ingredient FROM t1 R WHERE R.ingredient IN (SELECT N.ingredient FROM t2 N WHERE N.unit = R.unit);
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unit ingredient
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xx yy
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drop table t1, t2;
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CREATE TABLE t1 (
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id INT NOT NULL auto_increment,
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date1 DATE, coworkerid INT,
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description VARCHAR(255),
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sum_used DOUBLE,
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sum_remaining DOUBLE,
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comments VARCHAR(255),
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PRIMARY KEY(id)
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) engine=innodb;
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insert into t1 values (NULL, '1999-01-01', 1,'test', 22, 33, 'comment'), (NULL, '1999-01-01', 1,'test', 22, 33, 'comment'), (NULL, '1999-01-01', 1,'test', 22, 33, 'comment'), (NULL, '1998-01-01', 1,'test', 22, 33, 'comment'), (NULL, '1998-01-01', 1,'test', 22, 33, 'comment'), (NULL, '2004-01-01', 1,'test', 22, 33, 'comment'), (NULL, '2004-01-01', 1,'test', 22, 33, 'comment');
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SELECT DISTINCT
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(SELECT sum(sum_used) FROM t1 WHERE sum_used > 0 AND year(date1) <= '2004') as somallontvangsten,
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(SELECT sum(sum_used) FROM t1 WHERE sum_used < 0 AND year(date1) <= '2004') as somalluitgaven
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FROM t1;
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somallontvangsten somalluitgaven
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154 NULL
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select * from t1;
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id date1 coworkerid description sum_used sum_remaining comments
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1 1999-01-01 1 test 22 33 comment
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2 1999-01-01 1 test 22 33 comment
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3 1999-01-01 1 test 22 33 comment
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4 1998-01-01 1 test 22 33 comment
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5 1998-01-01 1 test 22 33 comment
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6 2004-01-01 1 test 22 33 comment
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7 2004-01-01 1 test 22 33 comment
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drop table t1;
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CREATE TABLE t1 (
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school_name varchar(45) NOT NULL,
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country varchar(45) NOT NULL,
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funds_requested float NOT NULL,
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schooltype varchar(45) NOT NULL
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377.1.4
by Brian Aker
Big, fat, UTF-8 patch. This fixes some of the oddities around only one |
148 |
) ENGINE=InnoDB;
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1
by brian
clean slate |
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insert into t1 values ("the school", "USA", 1200, "Human");
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select count(country) as countrycount, sum(funds_requested) as smcnt,
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country, (select sum(funds_requested) from t1) as total_funds
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from t1
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group by country;
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countrycount smcnt country total_funds
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1 1200 USA 1200
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select count(country) as countrycount, sum(funds_requested) as smcnt,
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country, (select sum(funds_requested) from t1) as total_funds
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from t1
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group by country;
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countrycount smcnt country total_funds
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1 1200 USA 1200
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drop table t1;
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CREATE TABLE `t1` (
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`t3_id` int NOT NULL,
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`t1_id` int NOT NULL,
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PRIMARY KEY (`t1_id`)
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);
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CREATE TABLE `t2` (
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`t2_id` int NOT NULL,
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`t1_id` int NOT NULL,
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`b` int NOT NULL,
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PRIMARY KEY (`t2_id`),
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UNIQUE KEY `idx_t2_t1_b` (`t1_id`,`b`)
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) ENGINE=InnoDB;
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CREATE TABLE `t3` (
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`t3_id` int NOT NULL
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);
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INSERT INTO `t3` VALUES (3);
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select
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(SELECT rs.t2_id
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FROM t2 rs
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WHERE rs.t1_id=
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(SELECT lt.t1_id
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FROM t1 lt
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WHERE lt.t3_id=a.t3_id)
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ORDER BY b DESC LIMIT 1)
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from t3 AS a;
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(SELECT rs.t2_id
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FROM t2 rs
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WHERE rs.t1_id=
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(SELECT lt.t1_id
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FROM t1 lt
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WHERE lt.t3_id=a.t3_id)
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ORDER BY b DESC LIMIT 1)
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NULL
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