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/** | |
* | |
* query_cache | |
* | |
* 查询缓存,返回数据集。如果缓存不存在或系统不支持缓存,则直接从model中提取。 | |
* | |
* | |
* @param string $key Key of the cache item | |
* @param string $model Model name from which we retrieve data | |
* @param string $method Method name of such model |