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// Create a collection explicitly (optional) db.createCollection("users") // Create a capped collection (fixed size, auto-deletes oldest) db.createCollection("logs", { capped: true, size: 1048576, max: 1000 }) // Insert automatically creates the collection db.products.insertOne({ name: "Laptop", price: 999.99 }) // List all collections db.getCollectionNames() // Get collection stats db.users.stats() // Rename a collection db.users.renameCollection("customers") // Drop a collection db.customers.drop() // Check the _id ObjectId components let id = ObjectId("64a1f2b3c4d5e6f7a8b9c0d1") id.getTimestamp() // ISODate("2023-07-02T...") id.str // hex string
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