Answers for "mongodb add element to array"

Whatever

mongodb add to array if not exists

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

Posted by: Guest on October-22-2020

Source

mongodb push to arry in update

db.collection.update({_id:xx}, {$push:{letters : {$each:['first one'], $position:0}}})

Posted by: Guest on March-22-2020

Source

mongodb add multiple element to array

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

Posted by: Guest on July-01-2020

Source

mongodb add array to set

$addToSet: {
	$each: [1, 2, 3, 4]
}

Posted by: Guest on October-15-2021

mongodb push to arry in update

db.collection.update({_id:xx}, {$pop:{letters : -1}})

Posted by: Guest on March-22-2020

Source

-1

how to push array in mongodb

pushing to mongodb

Posted by: Guest on October-08-2021

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