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4f7512160b
Use server character set if --default-character-set is not used Added convert_string() for more efficient alloc+character-set convert of strings
188 lines
6.7 KiB
Plaintext
188 lines
6.7 KiB
Plaintext
drop table if exists t1,t2,t3;
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SET SQL_WARNINGS=1;
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CREATE TABLE t1 (
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ID CHAR(32) NOT NULL,
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name CHAR(32) NOT NULL,
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value CHAR(255),
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INDEX indexIDname (ID(8),name(8))
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) ;
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INSERT INTO t1 VALUES
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('keyword','indexdir','/export/home/local/www/database/indexes/keyword');
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INSERT INTO t1 VALUES ('keyword','urlprefix','text/ /text');
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INSERT INTO t1 VALUES ('keyword','urlmap','/text/ /');
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INSERT INTO t1 VALUES ('keyword','attr','personal employee company');
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INSERT INTO t1 VALUES
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('emailgids','indexdir','/export/home/local/www/database/indexes/emailgids');
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INSERT INTO t1 VALUES ('emailgids','urlprefix','text/ /text');
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INSERT INTO t1 VALUES ('emailgids','urlmap','/text/ /');
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INSERT INTO t1 VALUES ('emailgids','attr','personal employee company');
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SELECT value FROM t1 WHERE ID='emailgids' AND name='attr';
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value
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personal employee company
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drop table t1;
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CREATE TABLE t1 (
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price int(5) DEFAULT '0' NOT NULL,
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area varchar(40) DEFAULT '' NOT NULL,
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type varchar(40) DEFAULT '' NOT NULL,
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transityes enum('Y','N') DEFAULT 'Y' NOT NULL,
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shopsyes enum('Y','N') DEFAULT 'Y' NOT NULL,
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schoolsyes enum('Y','N') DEFAULT 'Y' NOT NULL,
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petsyes enum('Y','N') DEFAULT 'Y' NOT NULL,
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KEY price (price,area,type,transityes,shopsyes,schoolsyes,petsyes)
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);
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INSERT INTO t1 VALUES (900,'Vancouver','Shared/Roomate','N','N','N','N');
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INSERT INTO t1 VALUES (900,'Vancouver','Shared/Roomate','N','N','N','N');
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INSERT INTO t1 VALUES (900,'Vancouver','Shared/Roomate','','','','');
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Warnings:
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Warning 1264 Data truncated for column 'transityes' at row 1
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Warning 1264 Data truncated for column 'shopsyes' at row 1
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Warning 1264 Data truncated for column 'schoolsyes' at row 1
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Warning 1264 Data truncated for column 'petsyes' at row 1
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INSERT INTO t1 VALUES (900,'Vancouver','Shared/Roomate','Y','Y','Y','Y');
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INSERT INTO t1 VALUES (900,'Vancouver','Shared/Roomate','Y','Y','Y','Y');
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INSERT INTO t1 VALUES (900,'Vancouver','Shared/Roomate','Y','Y','Y','Y');
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INSERT INTO t1 VALUES (900,'Vancouver','Shared/Roomate','Y','Y','Y','Y');
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INSERT INTO t1 VALUES (900,'Vancouver','Shared/Roomate','Y','Y','Y','Y');
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SELECT * FROM t1 WHERE area='Vancouver' and transityes='y' and schoolsyes='y' and ( ((type='1 Bedroom' or type='Studio/Bach') and (price<=500)) or ((type='2 Bedroom') and (price<=550)) or ((type='Shared/Roomate') and (price<=300)) or ((type='Room and Board') and (price<=500)) ) and price <= 400;
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price area type transityes shopsyes schoolsyes petsyes
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drop table t1;
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CREATE TABLE t1 (program enum('signup','unique','sliding') not null, type enum('basic','sliding','signup'), sites set('mt'), PRIMARY KEY (program));
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ALTER TABLE t1 modify program enum('signup','unique','sliding');
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drop table t1;
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CREATE TABLE t1 (
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name varchar(50) DEFAULT '' NOT NULL,
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author varchar(50) DEFAULT '' NOT NULL,
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category decimal(10,0) DEFAULT '0' NOT NULL,
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email varchar(50),
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password varchar(50),
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proxy varchar(50),
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bitmap varchar(20),
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msg varchar(255),
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urlscol varchar(127),
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urlhttp varchar(127),
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timeout decimal(10,0),
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nbcnx decimal(10,0),
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creation decimal(10,0),
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livinguntil decimal(10,0),
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lang decimal(10,0),
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type decimal(10,0),
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subcat decimal(10,0),
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subtype decimal(10,0),
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reg char(1),
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scs varchar(255),
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capacity decimal(10,0),
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userISP varchar(50),
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CCident varchar(50) DEFAULT '' NOT NULL,
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PRIMARY KEY (name,author,category)
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);
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INSERT INTO t1 VALUES
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('patnom','patauteur',0,'p.favre@cryo-networks.fr',NULL,NULL,'#p2sndnq6ae5g1u6t','essai\nsalut','scol://195.242.78.119:patauteur.patnom',NULL,NULL,NULL,950036174,-882087474,NULL,3,0,3,'1','Pub/patnom/futur_divers.scs',NULL,'pat','CC1');
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INSERT INTO t1 VALUES
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('LeNomDeMonSite','Marc',0,'m.barilley@cryo-networks.fr',NULL,NULL,NULL,NULL,'scol://195.242.78.119:Marc.LeNomDeMonSite',NULL,NULL,NULL,950560434,-881563214,NULL,3,0,3,'1','Pub/LeNomDeMonSite/domus_hibere.scs',NULL,'Marq','CC1');
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select * from t1 where name='patnom' and author='patauteur' and category=0;
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name author category email password proxy bitmap msg urlscol urlhttp timeout nbcnx creation livinguntil lang type subcat subtype reg scs capacity userISP CCident
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patnom patauteur 0 p.favre@cryo-networks.fr NULL NULL #p2sndnq6ae5g1u6t essai
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salut scol://195.242.78.119:patauteur.patnom NULL NULL NULL 950036174 -882087474 NULL 3 0 3 1 Pub/patnom/futur_divers.scs NULL pat CC1
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drop table t1;
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create table t1
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(
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name_id int not null auto_increment,
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name blob,
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INDEX name_idx (name(5)),
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primary key (name_id)
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);
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INSERT t1 VALUES(NULL,'/');
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INSERT t1 VALUES(NULL,'[T,U]_axpby');
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SELECT * FROM t1 WHERE name='[T,U]_axpy';
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name_id name
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SELECT * FROM t1 WHERE name='[T,U]_axpby';
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name_id name
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2 [T,U]_axpby
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create table t2
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(
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name_id int not null auto_increment,
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name char(255) binary,
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INDEX name_idx (name(5)),
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primary key (name_id)
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);
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INSERT t2 select * from t1;
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SELECT * FROM t2 WHERE name='[T,U]_axpy';
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name_id name
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SELECT * FROM t2 WHERE name='[T,U]_axpby';
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name_id name
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2 [T,U]_axpby
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drop table t1,t2;
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create table t1
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(
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SEQNO numeric(12 ) not null,
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MOTYPEID numeric(12 ) not null,
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MOINSTANCEID numeric(12 ) not null,
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ATTRID numeric(12 ) not null,
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VALUE varchar(120) not null,
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primary key (SEQNO, MOTYPEID, MOINSTANCEID, ATTRID, VALUE )
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);
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INSERT INTO t1 VALUES (1, 1, 1, 1, 'a');
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INSERT INTO t1 VALUES (1, 1, 1, 1, 'b');
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INSERT INTO t1 VALUES (1, 1, 1, 1, 'a');
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ERROR 23000: Duplicate entry '1-1-1-1-a' for key 1
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drop table t1;
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CREATE TABLE t1 (
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a tinytext NOT NULL,
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b tinyint(3) unsigned NOT NULL default '0',
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PRIMARY KEY (a(32),b)
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) TYPE=MyISAM;
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INSERT INTO t1 VALUES ('a',1),('a',2);
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SELECT * FROM t1 WHERE a='a' AND b=2;
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a b
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a 2
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SELECT * FROM t1 WHERE a='a' AND b in (2);
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a b
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a 2
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SELECT * FROM t1 WHERE a='a' AND b in (1,2);
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a b
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a 1
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a 2
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drop table t1;
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create table t1 (a int not null unique, b int unique, c int, d int not null primary key, key(c), e int not null unique);
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show keys from t1;
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Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment
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t1 0 PRIMARY 1 d A 0 NULL NULL BTREE
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t1 0 a 1 a A 0 NULL NULL BTREE
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t1 0 e 1 e A 0 NULL NULL BTREE
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t1 0 b 1 b A NULL NULL NULL YES BTREE
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t1 1 c 1 c A NULL NULL NULL YES BTREE
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drop table t1;
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CREATE TABLE t1 (c CHAR(10) NOT NULL,i INT NOT NULL AUTO_INCREMENT,
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UNIQUE (c,i));
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INSERT INTO t1 (c) VALUES (NULL),(NULL);
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Warnings:
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Warning 1262 Data truncated, NULL supplied to NOT NULL column 'c' at row 1
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Warning 1262 Data truncated, NULL supplied to NOT NULL column 'c' at row 2
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SELECT * FROM t1;
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c i
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1
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2
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INSERT INTO t1 (c) VALUES ('a'),('a');
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SELECT * FROM t1;
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c i
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1
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2
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a 1
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a 2
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (c CHAR(10) NULL, i INT NOT NULL AUTO_INCREMENT,
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UNIQUE (c,i));
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INSERT INTO t1 (c) VALUES (NULL),(NULL);
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SELECT * FROM t1;
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c i
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NULL 1
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NULL 2
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INSERT INTO t1 (c) VALUES ('a'),('a');
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SELECT * FROM t1;
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c i
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NULL 1
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NULL 2
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a 1
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a 2
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drop table t1;
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