A series of MongoDB cheatsheets covering CRUD, aggregation, indexing, schema design, replication, sharding, and production.
Start with Cheatsheet 01 — MongoDB Basics .
Cheatsheet: install, mongosh, databases, collections, CRUD.
Cheatsheet: embed vs reference, when to denormalize, anti-patterns.
Cheatsheet: aggregation stages, operators, performance.
Cheatsheet: index types, compound, sparse, TTL, text, geo.
Cheatsheet: array updates, findAndModify, bulk write.
Cheatsheet: PyMongo, motor async, mongoose, native node driver.
Cheatsheet: indexes, explain, profiling, slow ops.
Cheatsheet: replica set, oplog, failover, read preference.
Cheatsheet: sharding, shard key choice, balancer, jumbo chunks.
Cheatsheet: transactions, session, retry, limits.