Fixed-size collections that overwrite oldest documents.
- Category: Collection — part of the MongoDB Tutorial on GoCareerGo
- Read the short summary above, then check the linked docs for full syntax/behaviour
- Interview tip: be ready to explain "Capped Collections" in one sentence, then back it up with a tiny example
// Capped Collections — minimal example
// db.collection.<operation>(...)Tip
Quick recall: "Capped Collections" — fixed-size collections that overwrite oldest documents.