发布于 2015-09-14 15:01:14 | 369 次阅读 | 评论: 0 | 来源: 网络整理
| 参数: | 
 | 
|---|---|
| 返回: | A collection. | 
Use this command to obtain a handle on a collection whose name might interact with the shell itself, including collections with names that begin with _ or mirror the database commands.