mongodb writeconcern

First, list the level parameters of WriteConcern that throw exceptions: WriteConcern. NONE: No exception is thrown. WriteConcern. NORMAL: only throw network error exception, no server error exception WriteConcern. SAFE: throws a network error or

Writeconcern:Reprint: MongoDB Writeconcern (write attention) mechanismHttp://www.ywnds.com/?p=3688&viewuser=40MongoDB Deployment ModeThere are three types of MongoDB deployment modes: The first is stand-alone mode (development test), the second is a

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This article mainly introduces the PHP operation MongoDB implementation of adding and removing functions, combined with examples of the form of a summary of the PHP operation MongoDB Common skills, and with PHP7 operation MongoDB method, with a

This article mainly introduces the PHP operation MongoDB implementation of adding and removing functions, combined with examples of the form of a summary of the PHP operation MongoDB Common skills, and with PHP7 operation MongoDB method, with a

Mongodb advanced 3: mongodb management and mongodb advanced management Http://blog.csdn.net/stronglyh/article/details/46827141 Usually, there are many win development environments, but the production environment should be put on unix. I.

None: No exception thrown NORMAL: Throws only network exceptions, no server exceptions SAFE: Throws network exceptions and server exceptions, and waits for the server to complete a write operation MAJORITY: Throws a network exception and

Introduction to MongoDB and addition, deletion, modification, and query I. Introduction MongoDB is written in C ++ and is an open source database system based on distributed file storage. MongoDB is designed to provide scalable, high-performance

First, make a list of several levels of writeconcern that throw exceptions: Writeconcern.none: No exceptions thrown writeconcern.normal: Only network error exceptions are thrown, no server error exception is available Writeconcern.safe : Throws a