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如下查詢
mysql> select * from documents where title IS NULL;
+----+----------+-----------+---------------------+-------+---------+
| id | group_id | group_id2 | date_added | title | content |
+----+----------+-----------+---------------------+-------+---------+
| 9 | 2 | 13 | 2010-01-14 13:40:15 | NULL | my test |
+----+----------+-----------+---------------------+-------+---------+
1 row in set (0.00 sec)
用sphinx 的PHP api
$cl->SetMatchMode(SPH_MATCH_EXTENDED);
$res = $cl->Query("@title NULL","test1");
但是返回的是沒有 |
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