摘要:
删除复合条件的一行记录可以用如下语法: db.test.remove({C_ID:"2"},1) 如果是分片环境 mongos> db.test.remove({CT1:"2"},1) can only delete with a non-shard key pattern if can delet 阅读全文
摘要:
https://jira.mongodb.org/browse/SERVER-7246 In v2.4.9 only (this is set by default in v2.6.0 and later), it is necessary to use the following two star 阅读全文