MongoDB Logical Query Operators Example

1 min read
Date: 2018-02-21
This tutorial explains MongoDB's logical query operators: $and
, $or
, $not
, and $nor
. These operators allow for complex queries by combining multiple expressions. $and
returns documents matching all expressions, $or
returns documents matching at least one, $not
negates a given expression, and $nor
returns documents that fail all expressions. The tutorial provides examples using a sample "garden" collection to demonstrate each operator's functionality. The pretty()
method is used for structured output.
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