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drop table if exists t1, t2;
CREATE TABLE t1 (
id VARCHAR(255) NOT NULL PRIMARY KEY,
sujet VARCHAR(255),
motsclefs TEXT,
texte MEDIUMTEXT,
FULLTEXT(sujet, motsclefs, texte)
);
INSERT INTO t1 VALUES('123','toto','essai','test');
INSERT INTO t1 VALUES('456','droit','penal','lawyer');
INSERT INTO t1 VALUES('789','aaaaa','bbbbb','cccccc');
CREATE TABLE t2 (
id VARCHAR(255) NOT NULL,
author VARCHAR(255) NOT NULL
);
INSERT INTO t2 VALUES('123', 'moi');
INSERT INTO t2 VALUES('123', 'lui');
INSERT INTO t2 VALUES('456', 'lui');
select round(match(t1.texte,t1.sujet,t1.motsclefs) against('droit'),5)
from t1 left join t2 on t2.id=t1.id;
round(match(t1.texte,t1.sujet,t1.motsclefs) against('droit'),5)
0.00000
0.00000
0.67003
0.00000
select match(t1.texte,t1.sujet,t1.motsclefs) against('droit' IN BOOLEAN MODE)
from t1 left join t2 on t2.id=t1.id;
match(t1.texte,t1.sujet,t1.motsclefs) against('droit' IN BOOLEAN MODE)
0
0
1
0
drop table t1, t2;
create table t1 (venue_id int(11) default null, venue_text varchar(255) default null, dt datetime default null) engine=myisam;
insert into t1 (venue_id, venue_text, dt) values (1, 'a1', '2003-05-23 19:30:00'),(null, 'a2', '2003-05-23 19:30:00');
create table t2 (name varchar(255) not null default '', entity_id int(11) not null auto_increment, primary key (entity_id), fulltext key name (name)) engine=myisam;
insert into t2 (name, entity_id) values ('aberdeen town hall', 1), ('glasgow royal concert hall', 2), ('queen\'s hall, edinburgh', 3);
select * from t1 left join t2 on venue_id = entity_id where match(name) against('aberdeen' in boolean mode) and dt = '2003-05-23 19:30:00';
venue_id venue_text dt name entity_id
1 a1 2003-05-23 19:30:00 aberdeen town hall 1
select * from t1 left join t2 on venue_id = entity_id where match(name) against('aberdeen') and dt = '2003-05-23 19:30:00';
venue_id venue_text dt name entity_id
1 a1 2003-05-23 19:30:00 aberdeen town hall 1
select * from t1 left join t2 on (venue_id = entity_id and match(name) against('aberdeen' in boolean mode)) where dt = '2003-05-23 19:30:00';
venue_id venue_text dt name entity_id
1 a1 2003-05-23 19:30:00 aberdeen town hall 1
NULL a2 2003-05-23 19:30:00 NULL NULL
select * from t1 left join t2 on (venue_id = entity_id and match(name) against('aberdeen')) where dt = '2003-05-23 19:30:00';
venue_id venue_text dt name entity_id
1 a1 2003-05-23 19:30:00 aberdeen town hall 1
NULL a2 2003-05-23 19:30:00 NULL NULL
drop table t1,t2;
create table t1 (id int not null primary key, d char(200) not null, e char(200));
insert into t1 values (1, 'aword', null), (2, 'aword', 'bword'), (3, 'bword', null), (4, 'bword', 'aword'), (5, 'aword and bword', null);
select * from t1 where match(d, e) against ('+aword +bword' in boolean mode);
id d e
2 aword bword
4 bword aword
5 aword and bword NULL
create table t2 (m_id int not null, f char(200), key (m_id));
insert into t2 values (1, 'bword'), (3, 'aword'), (5, '');
select * from t1 left join t2 on m_id = id where match(d, e, f) against ('+aword +bword' in boolean mode);
id d e m_id f
1 aword NULL 1 bword
2 aword bword NULL NULL
3 bword NULL 3 aword
4 bword aword NULL NULL
5 aword and bword NULL 5
drop table t1,t2;
CREATE TABLE t1 (
id int(10) NOT NULL auto_increment,
link int(10) default NULL,
name mediumtext default NULL,
PRIMARY KEY (id),
FULLTEXT (name)
);
INSERT INTO t1 VALUES (1, 1, 'string');
INSERT INTO t1 VALUES (2, 0, 'string');
CREATE TABLE t2 (
id int(10) NOT NULL auto_increment,
name mediumtext default NULL,
PRIMARY KEY (id),
FULLTEXT (name)
);
INSERT INTO t2 VALUES (1, 'string');
SELECT t1.*, MATCH(t1.name) AGAINST('string') AS relevance
FROM t1 LEFT JOIN t2 ON t1.link = t2.id
WHERE MATCH(t1.name, t2.name) AGAINST('string' IN BOOLEAN MODE);
id link name relevance
1 1 string 0
2 0 string 0
DROP TABLE t1,t2;
CREATE TABLE t1 (a INT);
CREATE TABLE t2 (b INT, c TEXT, KEY(b));
INSERT INTO t1 VALUES(1);
INSERT INTO t2(b,c) VALUES(2,'castle'),(3,'castle');
SELECT * FROM t1 LEFT JOIN t2 ON a=b WHERE MATCH(c) AGAINST('+castle' IN BOOLEAN MODE);
a b c
DROP TABLE t1, t2;