MongoDB TutorialLesson 5Free preview

MongoDB Collection

This lesson is part of MongoDB · All levels

Summary

This lesson explains how to create a collection in mongosh, both explicitly with db.createCollection() and automatically when first inserting a document. Collections can be created with options like capped or validator to limit content. Knowing the collection list helps ensure the database structure that governs it.

Key points

Db.createCollection("name") makes the collection explicitly
The collection is also automatically formed when the first insert is made.
Db.getCollectionNames() displays a list of collections in the active database
Options like validators can be added when creating a collection

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