mongodb empty an array field

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showing results for - "mongodb empty an array field"
Bettina
15 Feb 2018
1collection.find({ arrayElementName: { $exists: true, $not: {$size: 0} } })
Isabella
08 Oct 2020
1db.collection.find({arrayElementName : {$exists:true, $size:0}})
Marco
20 Nov 2016
1db.collection.update({}, { $set : {'myArray': [] }} , {multi:true} )
2
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