6 | Field | Description | Type | Null | Key | Default | Extra |
7 | ------- | ---------------------------- | -------------- | ---- | --- | ------------------- | ----- |
8 | k | cache key | varbinary(255) | NO | PRI | NULL | |
9 | v | cached serialized value | mediumtext | YES | | NULL | |
10 | expires | datetime of cache expiration | datetime | NO | | 0001-01-01 00:00:00 | |
11 | updated | datetime of cache insertion | datetime | NO | | 0001-01-01 00:00:00 | |
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