MongoDB TutorialLesson 3Free preview

MongoDB Query API

This lesson is part of MongoDB · All levels

Summary

This lesson explains the MongoDB Query API, which is how to filter, select, and manipulate data through query documents. You're going to put together an object-like filter that describes the condition you're looking for, and then combine it with operators like $gt and $and. This API is used both by mongosh and by drivers in the application.

Key points

Query is an object that describes the condition of a document matching
The query operator starts with the dollar, for example $gt, $in, $and, and $or
Query API is used in mongosh at once in all MongoDB drivers
Filters can be combined for complex criteria in one search.

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