发布于 2015-09-14 15:05:17 | 803 次阅读 | 评论: 0 | 来源: 网络整理
Provides a shorthand for the following operation:
db.getMongo().setSlaveOk()
This allows the current connection to allow read operations to run on secondary nodes. See the readPref() method for more fine-grained control over read preference in the mongo shell.