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【ThinkPHP】已开启DB_FIELDS_ON，但是字段没缓存！Runtime/Data目录是空的

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Release： 2016-06-13 11:57:40
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【ThinkPHP】已开启DB_FIELDS_ON，但是字段没有缓存！Runtime/Data目录是空的！
版本：ThinkPHP 3.1.3
问题：已开启表字段缓存 DB_FIELDS_ON => TRUE，但是 Runtime/Data下是空的，每次M() 或者D() 还是在 SHOW COLUMNS  FROM... （default7#zbphp.com）


这个是如何解决。

------解决方案--------------------
看看手册，就知道啦

Related labels：
data nbsp runtime thinkphp
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