You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

69 lines
3.1 KiB

24 years ago
  1. drop table if exists t1, t2;
  2. CREATE TABLE t1 (
  3. id VARCHAR(255) NOT NULL PRIMARY KEY,
  4. sujet VARCHAR(255),
  5. motsclefs TEXT,
  6. texte MEDIUMTEXT,
  7. FULLTEXT(sujet, motsclefs, texte)
  8. );
  9. INSERT INTO t1 VALUES('123','toto','essai','test');
  10. INSERT INTO t1 VALUES('456','droit','penal','lawyer');
  11. INSERT INTO t1 VALUES('789','aaaaa','bbbbb','cccccc');
  12. CREATE TABLE t2 (
  13. id VARCHAR(255) NOT NULL,
  14. author VARCHAR(255) NOT NULL
  15. );
  16. INSERT INTO t2 VALUES('123', 'moi');
  17. INSERT INTO t2 VALUES('123', 'lui');
  18. INSERT INTO t2 VALUES('456', 'lui');
  19. select round(match(t1.texte,t1.sujet,t1.motsclefs) against('droit'),5)
  20. from t1 left join t2 on t2.id=t1.id;
  21. round(match(t1.texte,t1.sujet,t1.motsclefs) against('droit'),5)
  22. 0.00000
  23. 0.00000
  24. 0.67003
  25. 0.00000
  26. select match(t1.texte,t1.sujet,t1.motsclefs) against('droit' IN BOOLEAN MODE)
  27. from t1 left join t2 on t2.id=t1.id;
  28. match(t1.texte,t1.sujet,t1.motsclefs) against('droit' IN BOOLEAN MODE)
  29. 0
  30. 0
  31. 1
  32. 0
  33. drop table t1, t2;
  34. create table t1 (venue_id int(11) default null, venue_text varchar(255) default null, dt datetime default null) engine=myisam;
  35. 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');
  36. 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;
  37. insert into t2 (name, entity_id) values ('aberdeen town hall', 1), ('glasgow royal concert hall', 2), ('queen\'s hall, edinburgh', 3);
  38. 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';
  39. venue_id venue_text dt name entity_id
  40. 1 a1 2003-05-23 19:30:00 aberdeen town hall 1
  41. select * from t1 left join t2 on venue_id = entity_id where match(name) against('aberdeen') and dt = '2003-05-23 19:30:00';
  42. venue_id venue_text dt name entity_id
  43. 1 a1 2003-05-23 19:30:00 aberdeen town hall 1
  44. 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';
  45. venue_id venue_text dt name entity_id
  46. 1 a1 2003-05-23 19:30:00 aberdeen town hall 1
  47. NULL a2 2003-05-23 19:30:00 NULL NULL
  48. select * from t1 left join t2 on (venue_id = entity_id and match(name) against('aberdeen')) where dt = '2003-05-23 19:30:00';
  49. venue_id venue_text dt name entity_id
  50. 1 a1 2003-05-23 19:30:00 aberdeen town hall 1
  51. NULL a2 2003-05-23 19:30:00 NULL NULL
  52. drop table t1,t2;
  53. create table t1 (id int not null primary key, d char(200) not null, e char(200));
  54. insert into t1 values (1, 'aword', null), (2, 'aword', 'bword'), (3, 'bword', null), (4, 'bword', 'aword'), (5, 'aword and bword', null);
  55. select * from t1 where match(d, e) against ('+aword +bword' in boolean mode);
  56. id d e
  57. 2 aword bword
  58. 4 bword aword
  59. 5 aword and bword NULL
  60. create table t2 (m_id int not null, f char(200), key (m_id));
  61. insert into t2 values (1, 'bword'), (3, 'aword'), (5, '');
  62. select * from t1 left join t2 on m_id = id where match(d, e, f) against ('+aword +bword' in boolean mode);
  63. id d e m_id f
  64. 1 aword NULL 1 bword
  65. 2 aword bword NULL NULL
  66. 3 bword NULL 3 aword
  67. 4 bword aword NULL NULL
  68. 5 aword and bword NULL 5
  69. drop table t1,t2;