Details
-
Bug
-
Status: Closed (View Workflow)
-
Minor
-
Resolution: Fixed
-
10.0.21
-
None
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Debian GNU/Linux 7.6 (wheezy) / mariadb 10.0.21
Description
innodb tables, doesn't use the ft_min_word_len, unlike myisam table, the ft_min_word_len, used by innodb table is always 4 (as the default value).
ex:
CREATE TABLE `ftx` ( |
`id` INT(11) UNSIGNED NOT NULL AUTO_INCREMENT, |
`_search` VARCHAR(250) DEFAULT NULL, |
PRIMARY KEY (`id`), |
FULLTEXT KEY `search` (`_search`) |
) ENGINE=INNODB DEFAULT CHARSET=utf8; |
|
INSERT INTO ftx (_search) VALUES ('yi wu') ; |
INSERT INTO ftx (_search) VALUES ('yi wux') ; |
INSERT INTO ftx (_search) VALUES ('yi wuxo') ; |
mysql> SELECT * FROM ftx;
|
+----+---------+
|
| id | _search |
|
+----+---------+
|
| 1 | yi wu |
|
| 2 | yi wux |
|
| 3 | yi wuxo |
|
+----+---------+
|
mysql> SHOW VARIABLES LIKE 'ft_min_word_len';
|
+-----------------+-------+
|
| Variable_name | Value |
|
+-----------------+-------+
|
| ft_min_word_len | 2 |
|
+-----------------+-------+
|
mysql> SELECT * FROM `ftx` WHERE (MATCH (_search) AGAINST ('wu')) ;
|
Empty set (0.00 sec)
|
and with isam table that's ok.
DROP TABLE ftx; |
CREATE TABLE `ftx` ( |
`id` INT(11) UNSIGNED NOT NULL AUTO_INCREMENT, |
`_search` VARCHAR(250) DEFAULT NULL, |
PRIMARY KEY (`id`), |
FULLTEXT KEY `search` (`_search`) |
) ENGINE=MYISAM DEFAULT CHARSET=utf8; |
|
INSERT INTO ftx (_search) VALUES ('yi wu') ; |
INSERT INTO ftx (_search) VALUES ('yi wux') ; |
INSERT INTO ftx (_search) VALUES ('yi wuxo') ; |
mysql> SELECT * FROM `ftx` WHERE (MATCH (_search) AGAINST ('wu')) ;
|
+----+---------+
|
| id | _search |
|
+----+---------+
|
| 1 | yi wu |
|
+----+---------+
|
1 row in set (0.00 sec)
|