Answers for "can not push object id in array of object using mongo object"

mongodb add to array if not exists

db.tags.update(
    {name: 'sport'},
    {$addToSet: { videoIDs: "34f54e34c" } }
);

Posted by: Guest on October-22-2020

mongodb add multiple element to array

db.students.update(
   { name: "joe" },
   { $push: { scores: { $each: [ 90, 92, 85 ] } } }
)

Posted by: Guest on July-01-2020

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