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configure.in: Auto merged mysql-test/Makefile.am: Auto merged mysql-test/r/fulltext.result: Auto merged sql/field.cc: Auto merged sql/ha_berkeley.cc: Auto merged sql/ha_innodb.cc: Auto merged sql/ha_innodb.h: Auto merged sql/handler.cc: Auto merged sql/handler.h: Auto merged sql/item_subselect.cc: Auto merged sql/lex.h: Auto merged sql/opt_range.cc: Auto merged sql/sql_acl.cc: Auto merged sql/sql_cache.cc: Auto merged sql/sql_delete.cc: Auto merged sql/sql_help.cc: Auto merged sql/sql_insert.cc: Auto merged sql/sql_select.cc: Auto merged sql/sql_table.cc: Auto merged sql/sql_update.cc: Auto merged sql/sql_yacc.yy: Auto merged sql/table.cc: Auto merged sql/unireg.cc: Auto merged
377 lines
15 KiB
Plaintext
377 lines
15 KiB
Plaintext
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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SHOW INDEX 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 1 a 1 a NULL NULL NULL NULL YES FULLTEXT
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t1 1 a 2 b NULL NULL NULL NULL YES FULLTEXT
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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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explain extended select * from t1 where MATCH(a,b) AGAINST ("collections");
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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Warnings:
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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'))
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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 ("only");
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a b
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select * from t1 where MATCH(a,b) AGAINST ("collections" WITH QUERY EXPANSION);
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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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MySQL has now support for full-text search
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select * from t1 where MATCH(a,b) AGAINST ("indexes" WITH QUERY EXPANSION);
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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 ("indexes collections" WITH QUERY EXPANSION);
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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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MySQL has now support for full-text search
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explain select * from t1 where MATCH(a,b) AGAINST ("collections");
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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explain select * from t1 where MATCH(a,b) AGAINST ("collections")>0;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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explain select * from t1 where MATCH(a,b) AGAINST ("collections")>1;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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explain select * from t1 where MATCH(a,b) AGAINST ("collections")>=0;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where
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explain select * from t1 where MATCH(a,b) AGAINST ("collections")>=1;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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explain select * from t1 where 0<MATCH(a,b) AGAINST ("collections");
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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explain select * from t1 where 1<MATCH(a,b) AGAINST ("collections");
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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explain select * from t1 where 0<=MATCH(a,b) AGAINST ("collections");
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where
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explain select * from t1 where 1<=MATCH(a,b) AGAINST ("collections");
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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explain select * from t1 where MATCH(a,b) AGAINST ("collections")>0 and a like '%ll%';
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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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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explain extended select * from t1 where MATCH(a,b) AGAINST("support -collections" IN BOOLEAN MODE);
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 fulltext a a 0 1 Using where
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Warnings:
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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))
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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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select * from t1 where MATCH(a,b) AGAINST("+search -(support vector)" IN BOOLEAN MODE);
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a b
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Function MATCH ... AGAINST() is used to do a search
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select *, MATCH(a,b) AGAINST("support collections" IN BOOLEAN MODE) as x from t1;
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a b x
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MySQL has now support for full-text search 1
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Full-text indexes are called collections 1
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Only MyISAM tables support collections 2
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Function MATCH ... AGAINST() is used to do a search 0
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Full-text search in MySQL implements vector space model 0
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select *, MATCH(a,b) AGAINST("collections support" IN BOOLEAN MODE) as x from t1;
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a b x
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MySQL has now support for full-text search 1
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Full-text indexes are called collections 1
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Only MyISAM tables support collections 2
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Function MATCH ... AGAINST() is used to do a search 0
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Full-text search in MySQL implements vector space model 0
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select * from t1 where MATCH a,b AGAINST ("+call* +coll*" IN BOOLEAN MODE);
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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 ('"support now"' IN BOOLEAN MODE);
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a b
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select * from t1 where MATCH a,b AGAINST ('"Now sUPPort"' 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 ('"text search" "now support"' 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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select * from t1 where MATCH a,b AGAINST ('"text search" -"now support"' IN BOOLEAN MODE);
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a b
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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 ('"text search" +"now support"' 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 ('"text i"' IN BOOLEAN MODE);
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a b
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select * from t1 where MATCH a,b AGAINST ('"xt indexes"' IN BOOLEAN MODE);
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a b
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select * from t1 where MATCH a,b AGAINST ('+(support collections) +foobar*' IN BOOLEAN MODE);
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a b
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select * from t1 where MATCH a,b AGAINST ('+(+(support collections)) +foobar*' IN BOOLEAN MODE);
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a b
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select * from t1 where MATCH a,b AGAINST ('"xt indexes"' IN BOOLEAN MODE);
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a b
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select * from t1 where MATCH a,b AGAINST('"space model' IN BOOLEAN MODE);
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a b
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Full-text search in MySQL implements vector space model
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select * from t1 where MATCH a AGAINST ("search" IN BOOLEAN MODE);
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a b
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Full-text search in MySQL implements vector space model
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select * from t1 where MATCH 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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select * from t1 where MATCH(a,b) AGAINST ("collections") UNION ALL select * from t1 where MATCH(a,b) AGAINST ("indexes");
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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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Full-text indexes are called collections
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delete from t1 where a like "MySQL%";
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update t1 set a='some test foobar' where MATCH a,b AGAINST ('model');
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delete from t1 where MATCH(a,b) AGAINST ("indexes");
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select * from t1;
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a b
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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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some test foobar implements vector space model
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drop table t1;
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create table t1 (a varchar(200) not null, fulltext (a));
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insert t1 values ("aaa10 bbb20"), ("aaa20 bbb15"), ("aaa30 bbb10");
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select * from t1 where match a against ("+aaa* +bbb*" in boolean mode);
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a
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aaa10 bbb20
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aaa20 bbb15
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aaa30 bbb10
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select * from t1 where match a against ("+aaa* +bbb1*" in boolean mode);
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a
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aaa20 bbb15
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aaa30 bbb10
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select * from t1 where match a against ("+aaa* +ccc*" in boolean mode);
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a
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select * from t1 where match a against ("+aaa10 +(bbb*)" in boolean mode);
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a
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aaa10 bbb20
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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 Null Index_type Comment
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t2 1 tig 1 ticket A NULL NULL NULL YES BTREE
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t2 1 tix 1 inhalt NULL NULL NULL NULL YES 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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`inhalt` text,
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KEY `tig` (`ticket`),
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FULLTEXT KEY `tix` (`inhalt`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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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 (t int(11),i text,fulltext tix (t,i));
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ERROR HY000: Column 't' cannot be part of FULLTEXT index
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CREATE TABLE t3 (t int(11),i text,
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j varchar(200) CHARACTER SET latin2,
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fulltext tix (i,j));
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ERROR HY000: Column 'j' cannot be part of FULLTEXT index
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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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ERROR HY000: Incorrect arguments to AGAINST
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select * from t2 where MATCH ticket AGAINST ('foobar');
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ERROR HY000: 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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ERROR HY000: Incorrect arguments to MATCH
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drop table t1,t2,t3;
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CREATE TABLE t1 (
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id int(11) auto_increment,
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title varchar(100) default '',
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PRIMARY KEY (id),
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KEY ind5 (title)
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) ENGINE=MyISAM;
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CREATE FULLTEXT INDEX ft1 ON t1(title);
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insert into t1 (title) values ('this is a test');
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select * from t1 where match title against ('test' in boolean mode);
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id title
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1 this is a test
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update t1 set title='this is A test' where id=1;
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check table t1;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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update t1 set title='this test once revealed a bug' where id=1;
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select * from t1;
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id title
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1 this test once revealed a bug
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update t1 set title=NULL where id=1;
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drop table t1;
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CREATE TABLE t1 (a int(11), b text, FULLTEXT KEY (b)) ENGINE=MyISAM;
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insert into t1 values (1,"I wonder why the fulltext index doesnt work?");
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SELECT * from t1 where MATCH (b) AGAINST ('apples');
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a b
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insert into t1 values (2,"fullaaa fullzzz");
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select * from t1 where match b against ('full*' in boolean mode);
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a b
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2 fullaaa fullzzz
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1 I wonder why the fulltext index doesnt work?
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drop table t1;
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CREATE TABLE t1 ( id int(11) NOT NULL auto_increment primary key, mytext text NOT NULL, FULLTEXT KEY mytext (mytext)) ENGINE=MyISAM;
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INSERT INTO t1 VALUES (1,'my small mouse'),(2,'la-la-la'),(3,'It is so funny'),(4,'MySQL Tutorial');
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select 8 from t1;
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8
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8
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8
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8
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8
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drop table t1;
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create table t1 (a text, fulltext key (a));
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insert into t1 values ('aaaa');
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repair table t1;
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Table Op Msg_type Msg_text
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test.t1 repair status OK
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select * from t1 where match (a) against ('aaaa');
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a
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drop table t1;
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create table t1 ( ref_mag text not null, fulltext (ref_mag));
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insert into t1 values ('test');
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select ref_mag from t1 where match ref_mag against ('+test' in boolean mode);
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ref_mag
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test
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alter table t1 change ref_mag ref_mag char (255) not null;
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select ref_mag from t1 where match ref_mag against ('+test' in boolean mode);
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ref_mag
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test
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drop table t1;
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create table t1 (t1_id int(11) primary key, name varchar(32));
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insert into t1 values (1, 'data1');
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insert into t1 values (2, 'data2');
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create table t2 (t2_id int(11) primary key, t1_id int(11), name varchar(32));
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insert into t2 values (1, 1, 'xxfoo');
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insert into t2 values (2, 1, 'xxbar');
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insert into t2 values (3, 1, 'xxbuz');
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select * from t1 join t2 using(`t1_id`) where match (t1.name, t2.name) against('xxfoo' in boolean mode);
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t1_id name t2_id t1_id name
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1 data1 1 1 xxfoo
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select * from t2 where match name against ('a* b* c* d* e* f*' in boolean mode);
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t2_id t1_id name
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drop table t1,t2;
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SET NAMES latin1;
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CREATE TABLE t1 (t text character set utf8 not null, fulltext(t));
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INSERT t1 VALUES ('Mit freundlichem Gr<47><72>'), ('aus Osnabr<62>ck');
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SET NAMES koi8r;
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INSERT t1 VALUES ("<22><><EFBFBD> <20><> - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>"),("<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD>!"),
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("<22><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD>!"),("<22> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>!");
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SELECT t, collation(t) FROM t1 WHERE MATCH t AGAINST ('<27><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>');
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t collation(t)
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<EFBFBD><EFBFBD><EFBFBD> <20><> - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> utf8_general_ci
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SELECT t, collation(t) FROM t1 WHERE MATCH t AGAINST ('<27><><EFBFBD>*' IN BOOLEAN MODE);
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t collation(t)
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<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>! utf8_general_ci
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SELECT * FROM t1 WHERE MATCH t AGAINST ('<27><><EFBFBD>' IN BOOLEAN MODE);
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t
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SELECT t, collation(t) FROM t1 WHERE MATCH t AGAINST ('Osnabr<62>ck');
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t collation(t)
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SET NAMES latin1;
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SELECT t, collation(t) FROM t1 WHERE MATCH t AGAINST ('Osnabr<62>ck');
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t collation(t)
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aus Osnabr<62>ck utf8_general_ci
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SELECT t, collation(t) FROM t1 WHERE MATCH t AGAINST ('Osnabrueck');
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t collation(t)
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SELECT t, collation(t),MATCH t AGAINST ('Osnabruck') FROM t1 WHERE MATCH t AGAINST ('Osnabruck');
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t collation(t) MATCH t AGAINST ('Osnabruck')
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aus Osnabr<62>ck utf8_general_ci 1.591139793396
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alter table t1 modify t varchar(200) collate latin1_german2_ci not null;
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SELECT t, collation(t) FROM t1 WHERE MATCH t AGAINST ('Osnabr<62>ck');
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t collation(t)
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aus Osnabr<62>ck latin1_german2_ci
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SELECT t, collation(t) FROM t1 WHERE MATCH t AGAINST ('Osnabrueck');
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t collation(t)
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aus Osnabr<62>ck latin1_german2_ci
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DROP TABLE t1;
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CREATE TABLE t1 (s varchar(255), FULLTEXT (s)) DEFAULT CHARSET=utf8;
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insert into t1 (s) values ('p<>ra para para'),('para para para');
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select * from t1 where match(s) against('para' in boolean mode);
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s
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p<EFBFBD>ra para para
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para para para
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select * from t1 where match(s) against('par*' in boolean mode);
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s
|
||
p<EFBFBD>ra para para
|
||
para para para
|
||
DROP TABLE t1;
|