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Mar 12

Say I’d like to replace one ID by another inside an array (the targetfield )

const id1 = new ObjectId(), id2 = new ObjectId(), id3 = new ObjectId(); await coll.insertMany([ { targets: [id1, id2] }, { targets: [id1] }, { targets: [id2] }, ]); await coll.aggregate([ { $set: { target: {.... } } } // replace all id1 by id3 ]) // desired output for coll.find() /*[ { targets: [id3, id2] }, { targets: [id3] }, { targets: [id2] }, ]*/

Could you guide me on what the aggregation operator should be?

Closed on Mar 12

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