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Merge serg.mysql.com:/usr/home/serg/Abk/mysql-4.0-newft
into serg.mysql.com:/usr/home/serg/Abk/mysql-4.0
This commit is contained in:
commit
239e8da926
3 changed files with 63 additions and 3 deletions
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@ -278,7 +278,7 @@ int ft_boolean_read_next(FT_INFO *ftb, char *record)
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}
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}
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/* update queue */
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r=_mi_search(info, keyinfo, ftbw->word, ftbw->len,
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r=_mi_search(info, keyinfo, ftbw->word, USE_WHOLE_KEY, /*ftbw->len,*/
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SEARCH_BIGGER , keyroot);
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if (!r)
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{
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@ -1,40 +1,86 @@
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drop table if exists t1,t2,t3;
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CREATE TABLE t1 (a VARCHAR(200), b TEXT, FULLTEXT (a,b));
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INSERT INTO t1 VALUES('MySQL has now support', 'for full-text search'),
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('Full-text indexes', 'are called collections'),
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('Only MyISAM tables','support collections'),
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('Function MATCH ... AGAINST()','is used to do a search'),
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('Full-text search in MySQL', 'implements vector space model');
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select * from t1 where MATCH(a,b) AGAINST ("collections");
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a b
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Only MyISAM tables support collections
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Full-text indexes are called collections
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select * from t1 where MATCH(a,b) AGAINST ("indexes");
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a b
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Full-text indexes are called collections
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select * from t1 where MATCH(a,b) AGAINST ("indexes collections");
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a b
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Full-text indexes are called collections
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Only MyISAM tables support collections
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select * from t1 where MATCH(a,b) AGAINST("support -collections" IN BOOLEAN MODE);
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a b
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MySQL has now support for full-text search
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select * from t1 where MATCH(a,b) AGAINST("support collections" IN BOOLEAN MODE);
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a b
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MySQL has now support for full-text search
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Full-text indexes are called collections
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Only MyISAM tables support collections
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select * from t1 where MATCH(a,b) AGAINST("support +collections" IN BOOLEAN MODE);
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a b
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Full-text indexes are called collections
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Only MyISAM tables support collections
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select * from t1 where MATCH(a,b) AGAINST("sear*" IN BOOLEAN MODE);
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a b
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MySQL has now support for full-text search
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Function MATCH ... AGAINST() is used to do a search
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Full-text search in MySQL implements vector space model
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select * from t1 where MATCH(a,b) AGAINST("+support +collections" IN BOOLEAN MODE);
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a b
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Only MyISAM tables support collections
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select * from t1 where MATCH(a,b) AGAINST("+search" IN BOOLEAN MODE);
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a b
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MySQL has now support for full-text search
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Function MATCH ... AGAINST() is used to do a search
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Full-text search in MySQL implements vector space model
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select * from t1 where MATCH(a,b) AGAINST("+search +(support vector)" IN BOOLEAN MODE);
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a b
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MySQL has now support for full-text search
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Full-text search in MySQL implements vector space model
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delete from t1 where a like "MySQL%";
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drop table t1;
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CREATE TABLE t1 (
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id int(11),
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ticket int(11),
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KEY ti (id),
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KEY tit (ticket)
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);
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INSERT INTO t1 VALUES (2,3),(1,2);
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CREATE TABLE t2 (
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ticket int(11),
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inhalt text,
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KEY tig (ticket),
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fulltext index tix (inhalt)
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);
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INSERT INTO t2 VALUES (1,'foo'),(2,'bar'),(3,'foobar');
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select t1.id FROM t2 as ttxt,t1,t1 as ticket2
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WHERE ticket2.id = ttxt.ticket AND t1.id = ticket2.ticket and
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match(ttxt.inhalt) against ('foobar');
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id
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select t1.id FROM t2 as ttxt,t1 INNER JOIN t1 as ticket2 ON
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ticket2.id = ttxt.ticket
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WHERE t1.id = ticket2.ticket and match(ttxt.inhalt) against ('foobar');
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id
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INSERT INTO t1 VALUES (3,3);
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select t1.id FROM t2 as ttxt,t1
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INNER JOIN t1 as ticket2 ON ticket2.id = ttxt.ticket
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WHERE t1.id = ticket2.ticket and
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match(ttxt.inhalt) against ('foobar');
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id
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3
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show keys from t2;
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Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Comment
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t2 1 tig 1 ticket A NULL NULL NULL
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t2 1 tix 1 inhalt A NULL 1 NULL FULLTEXT
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show create table t2;
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Table Create Table
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t2 CREATE TABLE `t2` (
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`ticket` int(11) default NULL,
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@ -42,8 +88,24 @@ t2 CREATE TABLE `t2` (
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KEY `tig` (`ticket`),
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FULLTEXT KEY `tix` (`inhalt`)
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) TYPE=MyISAM
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select * from t2 where MATCH inhalt AGAINST (NULL);
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ticket inhalt
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select * from t2 where MATCH inhalt AGAINST ('foobar');
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ticket inhalt
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3 foobar
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select * from t2 having MATCH inhalt AGAINST ('foobar');
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ticket inhalt
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3 foobar
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CREATE TABLE t3 (
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ticket int(11),
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inhalt text,
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KEY tig (ticket),
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fulltext index tix (inhalt)
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);
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select * from t2 where MATCH inhalt AGAINST (t2.inhalt);
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Wrong arguments to AGAINST
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select * from t2 where MATCH ticket AGAINST ('foobar');
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Can't find FULLTEXT index matching the column list
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select * from t2,t3 where MATCH (t2.inhalt,t3.inhalt) AGAINST ('foobar');
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Wrong arguments to MATCH
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drop table t1,t2,t3;
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@ -83,8 +83,6 @@ CREATE TABLE t3 (
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fulltext index tix (inhalt)
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);
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--error 1210
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select * from t2 where MATCH inhalt AGAINST (t2.inhalt);
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--error 1210
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select * from t2 where MATCH inhalt AGAINST (t2.inhalt);
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--error 1191
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