fulltext.result

这是linux下运行的mysql软件包,可用于linux 下安装 php + mysql + apach 的网络配置

drop table if exists t1,t2,t3;
CREATE TABLE t1 (a VARCHAR(200), b TEXT, FULLTEXT (a,b));
INSERT INTO t1 VALUES('MySQL has now support', 'for full-text search'),
('Full-text indexes', 'are called collections'),
('Only MyISAM tables','support collections'),
('Function MATCH ... AGAINST()','is used to do a search'),
('Full-text search in MySQL', 'implements vector space model');
SHOW INDEX FROM t1;
Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
t1	1	a	1	a	NULL	NULL	NULL	NULL	YES	FULLTEXT	
t1	1	a	2	b	NULL	NULL	NULL	NULL	YES	FULLTEXT	
select * from t1 where MATCH(a,b) AGAINST ("collections");
a	b
Only MyISAM tables	support collections
Full-text indexes	are called collections
explain extended select * from t1 where MATCH(a,b) AGAINST ("collections");
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
Warnings:
Note	1003	select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where (match `test`.`t1`.`a`,`test`.`t1`.`b` against (_latin1'collections'))
select * from t1 where MATCH(a,b) AGAINST ("indexes");
a	b
Full-text indexes	are called collections
select * from t1 where MATCH(a,b) AGAINST ("indexes collections");
a	b
Full-text indexes	are called collections
Only MyISAM tables	support collections
select * from t1 where MATCH(a,b) AGAINST ("only");
a	b
select * from t1 where MATCH(a,b) AGAINST ("collections" WITH QUERY EXPANSION);
a	b
Only MyISAM tables	support collections
Full-text indexes	are called collections
MySQL has now support	for full-text search
select * from t1 where MATCH(a,b) AGAINST ("indexes" WITH QUERY EXPANSION);
a	b
Full-text indexes	are called collections
Only MyISAM tables	support collections
select * from t1 where MATCH(a,b) AGAINST ("indexes collections" WITH QUERY EXPANSION);
a	b
Full-text indexes	are called collections
Only MyISAM tables	support collections
MySQL has now support	for full-text search
explain select * from t1 where MATCH(a,b) AGAINST ("collections");
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
explain select * from t1 where MATCH(a,b) AGAINST ("collections")>0;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
explain select * from t1 where MATCH(a,b) AGAINST ("collections")>1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
explain select * from t1 where MATCH(a,b) AGAINST ("collections")>=0;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	Using where
explain select * from t1 where MATCH(a,b) AGAINST ("collections")>=1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
explain select * from t1 where 0<MATCH(a,b) AGAINST ("collections");
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
explain select * from t1 where 1<MATCH(a,b) AGAINST ("collections");
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
explain select * from t1 where 0<=MATCH(a,b) AGAINST ("collections");
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	Using where
explain select * from t1 where 1<=MATCH(a,b) AGAINST ("collections");
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
explain select * from t1 where MATCH(a,b) AGAINST ("collections")>0 and a like '%ll%';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
select * from t1 where MATCH(a,b) AGAINST("support -collections" IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
explain extended select * from t1 where MATCH(a,b) AGAINST("support -collections" IN BOOLEAN MODE);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	fulltext	a	a	0		1	Using where
Warnings:
Note	1003	select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where (match `test`.`t1`.`a`,`test`.`t1`.`b` against (_latin1'support -collections' in boolean mode))
select * from t1 where MATCH(a,b) AGAINST("support  collections" IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
Full-text indexes	are called collections
Only MyISAM tables	support collections
select * from t1 where MATCH(a,b) AGAINST("support +collections" IN BOOLEAN MODE);
a	b
Full-text indexes	are called collections
Only MyISAM tables	support collections
select * from t1 where MATCH(a,b) AGAINST("sear*" IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
Function MATCH ... AGAINST()	is used to do a search
Full-text search in MySQL	implements vector space model
select * from t1 where MATCH(a,b) AGAINST("+support +collections" IN BOOLEAN MODE);
a	b
Only MyISAM tables	support collections
select * from t1 where MATCH(a,b) AGAINST("+search" IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
Function MATCH ... AGAINST()	is used to do a search
Full-text search in MySQL	implements vector space model
select * from t1 where MATCH(a,b) AGAINST("+search +(support vector)" IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
Full-text search in MySQL	implements vector space model
select * from t1 where MATCH(a,b) AGAINST("+search -(support vector)" IN BOOLEAN MODE);
a	b
Function MATCH ... AGAINST()	is used to do a search
select *, MATCH(a,b) AGAINST("support collections" IN BOOLEAN MODE) as x from t1;
a	b	x
MySQL has now support	for full-text search	1
Full-text indexes	are called collections	1
Only MyISAM tables	support collections	2
Function MATCH ... AGAINST()	is used to do a search	0
Full-text search in MySQL	implements vector space model	0
select *, MATCH(a,b) AGAINST("collections support" IN BOOLEAN MODE) as x from t1;
a	b	x
MySQL has now support	for full-text search	1
Full-text indexes	are called collections	1
Only MyISAM tables	support collections	2
Function MATCH ... AGAINST()	is used to do a search	0
Full-text search in MySQL	implements vector space model	0
select * from t1 where MATCH a,b AGAINST ("+call* +coll*" IN BOOLEAN MODE);
a	b
Full-text indexes	are called collections
select * from t1 where MATCH a,b AGAINST ('"support now"' IN BOOLEAN MODE);
a	b
select * from t1 where MATCH a,b AGAINST ('"Now sUPPort"' IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
select * from t1 where MATCH a,b AGAINST ('"now   support"' IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
select * from t1 where MATCH a,b AGAINST ('"text search"  "now support"' IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
Full-text search in MySQL	implements vector space model
select * from t1 where MATCH a,b AGAINST ('"text search" -"now support"' IN BOOLEAN MODE);
a	b
Full-text search in MySQL	implements vector space model
select * from t1 where MATCH a,b AGAINST ('"text search" +"now support"' IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
select * from t1 where MATCH a,b AGAINST ('"text i"' IN BOOLEAN MODE);
a	b
select * from t1 where MATCH a,b AGAINST ('"xt indexes"' IN BOOLEAN MODE);
a	b
select * from t1 where MATCH a,b AGAINST ('+(support collections) +foobar*' IN BOOLEAN MODE);
a	b
select * from t1 where MATCH a,b AGAINST ('+(+(support collections)) +foobar*' IN BOOLEAN MODE);
a	b
select * from t1 where MATCH a,b AGAINST ('+collections -supp* -foobar*' IN BOOLEAN MODE);
a	b
Full-text indexes	are called collections
select * from t1 where MATCH a,b AGAINST('"space model' IN BOOLEAN MODE);
a	b
Full-text search in MySQL	implements vector space model
select * from t1 where MATCH a AGAINST ("search" IN BOOLEAN MODE);
a	b
Full-text search in MySQL	implements vector space model
select * from t1 where MATCH b AGAINST ("sear*" IN BOOLEAN MODE);
a	b
MySQL has now support	for full-text search
Function MATCH ... AGAINST()	is used to do a search
select * from t1 where MATCH(a,b) AGAINST ("collections") UNION ALL select * from t1 where MATCH(a,b) AGAINST ("indexes");
a	b
Only MyISAM tables	support collections
Full-text indexes	are called collections
Full-text indexes	are called collections
delete from t1 where a like "MySQL%";
update t1 set a='some test foobar' where MATCH a,b AGAINST ('model');
delete from t1 where MATCH(a,b) AGAINST ("indexes");
select * from t1;
a	b
Only MyISAM tables	support collections
Function MATCH ... AGAINST()	is used to do a search
some test foobar	implements vector space model
drop table t1;
create table t1 (a varchar(200) not null, fulltext (a));
insert t1 values ("aaa10 bbb20"), ("aaa20 bbb15"), ("aaa30 bbb10");
select * from t1 where match a against ("+aaa* +bbb*" in boolean mode);
a
aaa10 bbb20
aaa20 bbb15
aaa30 bbb10
select * from t1 where match a against ("+aaa* +bbb1*" in boolean mode);
a
aaa20 bbb15
aaa30 bbb10
select * from t1 where match a against ("+aaa* +ccc*" in boolean mode);
a
select * from t1 where match a against ("+aaa10 +(bbb*)" in boolean mode);
a
aaa10 bbb20
select * from t1 where match a against ("+(+aaa* +bbb1*)" in boolean mode);
a
aaa20 bbb15
aaa30 bbb10
select * from t1 where match a against ("(+aaa* +bbb1*)" in boolean mode);
a
aaa20 bbb15
aaa30 bbb10
drop table t1;
CREATE TABLE t1 (
id int(11),
ticket int(11),
KEY ti (id),
KEY tit (ticket)
);
INSERT INTO t1 VALUES (2,3),(1,2);
CREATE TABLE t2 (
ticket int(11),
inhalt text,
KEY tig (ticket),
fulltext index tix (inhalt)
);
INSERT INTO t2 VALUES (1,'foo'),(2,'bar'),(3,'foobar');
select t1.id FROM t2 as ttxt,t1,t1 as ticket2
WHERE ticket2.id = ttxt.ticket AND t1.id = ticket2.ticket and
match(ttxt.inhalt) against ('foobar');
id
select ticket2.id FROM t2 as ttxt,t2 INNER JOIN t1 as ticket2 ON
ticket2.id = t2.ticket
WHERE ticket2.id = ticket2.ticket and match(ttxt.inhalt) against ('foobar');
id
INSERT INTO t1 VALUES (3,3);
select ticket2.id FROM t2 as ttxt,t2
INNER JOIN t1 as ticket2 ON ticket2.id = t2.ticket
WHERE ticket2.id = ticket2.ticket and
match(ttxt.inhalt) against ('foobar');
id
3
show keys from t2;
Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
t2	1	tig	1	ticket	A	NULL	NULL	NULL	YES	BTREE	
t2	1	tix	1	inhalt	NULL	NULL	NULL	NULL	YES	FULLTEXT	
show create table t2;
Table	Create Table
t2	CREATE TABLE `t2` (
  `ticket` int(11) default NULL,
  `inhalt` text,
  KEY `tig` (`ticket`),
  FULLTEXT KEY `tix` (`inhalt`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
select * from t2 where MATCH inhalt AGAINST (NULL);
ticket	inhalt
select * from t2 where  MATCH inhalt AGAINST ('foobar');
ticket	inhalt
3	foobar
select * from t2 having MATCH inhalt AGAINST ('foobar');
ticket	inhalt
3	foobar
CREATE TABLE t3 (t int(11),i text,fulltext tix (t,i));
ERROR HY000: Column 't' cannot be part of FULLTEXT index
CREATE TABLE t3 (t int(11),i text,
j varchar(200) CHARACTER SET latin2,
fulltext tix (i,j));
ERROR HY000: Column 'j' cannot be part of FULLTEXT index
CREATE TABLE t3 (
ticket int(11),
inhalt text,
KEY tig (ticket),
fulltext index tix (inhalt)
);
select * from t2 where MATCH inhalt AGAINST (t2.inhalt);
ERROR HY000: Incorrect arguments to AGAINST
select * from t2 where MATCH ticket AGAINST ('foobar');
ERROR HY000: Can't find FULLTEXT index matching the column list
select * from t2,t3 where MATCH (t2.inhalt,t3.inhalt) AGAINST ('foobar');
ERROR HY000: Incorrect arguments to MATCH
drop table t1,t2,t3;
CREATE TABLE t1 (
id int(11)  auto_increment,
title varchar(100)  default '',
PRIMARY KEY  (id),
KEY ind5 (title)
) ENGINE=MyISAM;
CREATE FULLTEXT INDEX ft1 ON t1(title);
insert into t1 (title) values ('this is a test');
select * from t1 where match title against ('test' in boolean mode);
id	title
1	this is a test
update t1 set title='this is A test' where id=1;
check table t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
update t1 set title='this test once revealed a bug' where id=1;
select * from t1;
id	title
1	this test once revealed a bug
update t1 set title=NULL where id=1;
drop table t1;
CREATE TABLE t1 (a int(11), b text, FULLTEXT KEY (b)) ENGINE=MyISAM;
insert into t1 values (1,"I wonder why the fulltext index doesnt work?");
SELECT * from t1 where MATCH (b) AGAINST ('apples');
a	b
insert into t1 values (2,"fullaaa fullzzz");
select * from t1 where match b against ('full*' in boolean mode);
a	b
2	fullaaa fullzzz
1	I wonder why the fulltext index doesnt work?
drop table t1;
CREATE TABLE t1 ( id int(11) NOT NULL auto_increment primary key, mytext text NOT NULL, FULLTEXT KEY mytext (mytext)) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1,'my small mouse'),(2,'la-la-la'),(3,'It is so funny'),(4,'MySQL Tutorial');
select 8 from t1;
8
8
8
8
8
drop table t1;
create table t1 (a text, fulltext key (a));
insert into t1 values ('aaaa');
repair table t1;
Table	Op	Msg_type	Msg_text
test.t1	repair	status	OK
select * from t1 where match (a) against ('aaaa');
a
drop table t1;
create table t1 ( ref_mag text not null, fulltext (ref_mag));
insert into t1 values ('test');
select ref_mag from t1 where match ref_mag against ('+test' in boolean mode);
ref_mag
test
alter table t1 change ref_mag ref_mag char (255) not null;
select ref_mag from t1 where match ref_mag against ('+test' in boolean mode);
ref_mag
test
drop table t1;
create table t1 (t1_id int(11) primary key, name varchar(32));
insert into t1 values (1, 'data1');
insert into t1 values (2, 'data2');
create table t2 (t2_id int(11) primary key, t1_id int(11), name varchar(32));
insert into t2 values (1, 1, 'xxfoo');
insert into t2 values (2, 1, 'xxbar');
insert into t2 values (3, 1, 'xxbuz');
select * from t1 join t2 using(`t1_id`) where match (t1.name, t2.name) against('xxfoo' in boolean mode);
t1_id	name	t2_id	name
1	data1	1	xxfoo
select * from t2 where match name against ('*a*b*c*d*e*f*' in boolean mode);
t2_id	t1_id	name
drop table t1,t2;
create table t1 (a text, fulltext key (a));
insert into t1 select "xxxx yyyy zzzz";
drop table t1;
SET NAMES latin1;
CREATE TABLE t1 (t text character set utf8 not null, fulltext(t));
INSERT t1 VALUES ('Mit freundlichem Gr