3. Creating, Updating, and Deleting Documents 6. Special Index and Collection Types 7. Introduction to the Aggregation Framework 10. Setting Up a Replica Set 11. Components of a Replica Set 12. Connecting to a Replica Set from Your Application 14. Introduction to Sharding 17. Sharding Administration 18. Seeing What Your Application Is Doing 19. An Introduction to MongoDB Security 21. Setting Up MongoDB in Production