Answers for "mongo get array that only contains value"

mongodb array field contains

db.inventory.find( { tags: { $all: ["red", "blank"] } } )

Posted by: Guest on December-01-2020

mongo get array that only contains value

db.collection.find({
    '$expr': { 
        '$setEquals': ['$toys', ['doll', 'car']] 
    }
})

Posted by: Guest on May-04-2022

mongo get array that only contains value

db.collection('col1').find("values":{"$not":{"$elemMatch":{"name":{$nin:['val1', 'val2']}}}}})

Posted by: Guest on May-04-2022

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