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Chapter 3: Deeper Dive on the MongoDB Query Language @info:cursos:mongodbuniversity:m001

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* ''$lt'', ''$lte'' : menor y menor-igual * ''$in'', ''$nin'' : en array y no-en array === ejemplo... y <code javascript>db.movieDetails.find({rated: {$in: ["G", "PG"]}}, {_id: 0, title: 1, rated: 1})</co... on. How many documents contain at least one score in the results array that is greater than or equal t... enunciado)</code> <code javascript>{"results": {$in: [{$gte: 70}, {$lt: 90}] } } // WRONG!</code> =

Chapter 2 : The MongoDB Query Language + Atlas @info:cursos:mongodbuniversity:m001

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e operators specify how to modify specific fields in documents matching a filter. Fields may be added, deleted, or have their value changed in some way. Update operators define what modifications to make with respect to one or more fields in matching documents. * $set : añade campos *

MongoDB University

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sity:m001:cap3]] == M040: New Features and Tools in MongoDB 4.0 * [[info:cursos:mongodbuniversity:m