mir-database-mongo

Make It Right (MongoDB module). MongoDB 8.x mechanics the engine-independent pillar omits: embed vs reference decided per relationship by access pattern, cardinality, update frequency; the 16 MB BSON limit and unbounded arrays; $jsonSchema validators — a collection accepts any shape until you add one; write concern w:1 losing acknowledged writes on failover; read concern, stale secondary reads, retryable writes —…