db.runCommand() Definition Behavior Response db.runCommand() Definition db. runCommand (command) Provides a helper to run specified database commands . This is the prefe...

db.printShardingStatus() Definition db.printShardingStatus() Definition db. printShardingStatus () Prints a formatted report of the sharding configuration and theinformati...

db.help() db.help() db. help () Returns:Text output listing common methods on the db object.

db.getName() db.getName() db. getName () Returns:the current database name.

db.adminCommand() Definition Behavior Response Examples killOp renameCollection createUser db.adminCommand() Definition db. adminCommand (command) Provides a helper ...

MOVE key db *Return value MOVE key db Available since 1.0.0. Time complexity: O(1) Move key from the currently selected database (see SELECT ) to the specified destinatio...

Azure Cosmos DB Azure Cosmos DB YugabyteDB’s multi-API and tunable read latency approaches are similar to that of Azure Cosmos DB . However, it’s underlying storage and replica...

NoSQL CAP 定理 BASE MongoDB 简介 MongoDB 操作 启动 MongoDB 连接 MongoDB 数据库备份与恢复 管理用户和角色 MongoDB 术语 数据库（database） 集合（collection） 文档（document） 文档值数据类型 操作命令 数据库操作命令 集合操作命令 文档操作...

DB2 Tutorial 《DB2 教程》 Get Started 如何开始阅读 Issue 意见、建议 Contact 联系作者: DB2 Tutorial 《DB2 教程》 DB2 Tutorial takes you to learn DB2 step by step with a large number of samples. The...

routerservicetype_db.py routerservicetype_db.py 实现对router服务类型的支持。定义了继承自model_base.BASEV2类的数据库资源类RouterServiceTypeBinding和资源操作类RouterServiceTypeDbMixin。