A Cookbook for MongoDB

Welcome to the MongoDB cookbook. Here, we hope to provide guidance on all the common ways of using MongoDB. Got any wisdom to share? You can submit a recipe via GitHub by following the instructions in the README.

If you're new to MongoDB, be sure to check out:

• MongoDB Docs and Homepage
• MongoDB Production Deployments

Recipes

Patterns

• Counting Tags
• Counting Unique Items with Map-Reduce
• Finding Max And Min Values for a given Key
• Finding Max And Min Values with Versioned Documents
• Perform Two Phase Commits
• Pivot Data with Map reduce
• Querying for a Date Range (Specific Month or Day)
• The Random Attribute
• Track maximum value in array
• Voting with Atomic Operators

Operations

• Converting a Replica Set to a Replicated Shard Cluster
• Sample Ops Recipe

Getting more help

Can find the answer you're looking for? Send a question to the MongoDB User List or check out #mongodb on irc.freenode.net.