الخانات

تصميم البيانات

mysql> describe betafeatures_user_counts;
+---------+----------------+------+-----+---------+-------+
| Field   | Type           | Null | Key | Default | Extra |
+---------+----------------+------+-----+---------+-------+
| feature | varbinary(255) | NO   | PRI | NULL    |       |
| number  | int(11)        | NO   |     | 0       |       |
+---------+----------------+------+-----+---------+-------+

الفهارس

+--------------------------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
| Table                    | Non_unique | Key_name | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment |
+--------------------------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
| betafeatures_user_counts |          0 | PRIMARY  |            1 | feature     | A         |           0 |     NULL | NULL   |      | BTREE      |         |               |
+--------------------------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+