kleysonr/mongodb-ref.md

Created April 23, 2021 01:17

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MongoDB-ref

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mongodb-ref.md

Check if field exists

{
    $addFields: {
        isFreePoint: {
            $cond: [{
                    "$ifNull": [
                        "$mgmt_type_id",
                        false
                    ]
                },
                false,
                true
            ]
        }
    }
}