KeyTakeAways About MongoDB $pull Operator

  • The $pull operator in MongoDB provides a way to delete specific elements from Arrays and helps in data manipulation and customization.
  • In the $pull operator, if you specify the <condition> and the array contains the embedded/nested documents, then this operator applies the <condition> as if each array item were a document in a collection.
  • If you specify a <value> in the $pull operator to remove in an array, then this operator will remove only those items in the array that match the specified <value>. Here, the order must be the same.
  • If you specify a <value> in the $pull operator to remove a document, then this operator will remove only those items in the array that have the same fields and values. Here, the order of the fields can differ.
  • You can use this operator with methods like update(), findAndModify(), etc., according to your requirements.

MongoDB $pull Operator

MongoDB $pull operator removes all the instances of the value that matches the specified condition from the existing array within the document.

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$pull Operator in MongoDB

The $pull operator in MongoDB provides a way to delete specific elements from Arryas and helps in data manipulation and customization....

Syntax

{ $pull: { : , : , ... } }...

$pull Operator Examples

Let’s look at some examples of the $pull operator in MongoDB....

KeyTakeAways About MongoDB $pull Operator

The $pull operator in MongoDB provides a way to delete specific elements from Arrays and helps in data manipulation and customization. In the $pull operator, if you specify the and the array contains the embedded/nested documents, then this operator applies the as if each array item were a document in a collection. If you specify a in the $pull operator to remove in an array, then this operator will remove only those items in the array that match the specified . Here, the order must be the same. If you specify a in the $pull operator to remove a document, then this operator will remove only those items in the array that have the same fields and values. Here, the order of the fields can differ. You can use this operator with methods like update(), findAndModify(), etc., according to your requirements....

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