MongoDB: best design for messaging app [duplicate]

MongoDB: best design for messaging app [duplicate]

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How to create a readable stream with an async data source in NodeJs?

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create/drop database task for gulp/knex

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What is the difference between a session store and database

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Mongoose: remove() returns true for already deleted items

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Object #<MongoClient> has no method 'open'

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Mongoose relationship

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What is the best practice to connect/disconnect to a database?

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Mongoose findoneandupdate returns updated document but not updated in database

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NodeJS (ExpressJS) Unhandled rejection TypeError: callback is not a function

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NodeJS How To Handle Concurrent Request To MySQL

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MongoDB - MongoError: connect ECONNREFUSED

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is redisJSON better than plain redis when keeping data for boardgame session data?

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How do I start my MYSQL database with Node & Express?

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Serving back-end data from memory (rather than a DB) [closed]

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