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What is BulkWrite insertmany in MongoDB?

When working with huge datasets, the BulkWrite operation in MongoDB allows us to conduct many write operations in a single request, which can dramatically increase speed.

BulkWrite’s “insertMany” action allows us to insert numerous documents into a collection with a single request.

By default, MongoDB bulk insert does ordered insert. If an error occurs during the insertion at a given point, the remaining documents will not insert.

Using the insertMany() function

The command line will let us insert multiple documents into a collection:

The function has the following syntax:

db.collection.insertMany(
[
writeConcern: document,
ordered: boolean
}

Explanation:

writeConcern:

Optional. A paper that expresses the writer’s worry. Leave out the default write concern.

ordered:

Optional. A boolean indicating whether the insert should be ordered or unordered by the mongod instance. True is the default value.

Returns:

A document that includes:

b: An array of values for each successfully inserted document.

How does the insertMany” works within MongoDB’s BulkWrite operation?

Here’s how “insertMany” functions under MongoDB’s BulkWrite operation:

• Firstly, to conduct a bulk write operation, we must first create an instance of the BulkWrite class in thje MongoDB driver code.
• After that, insert operation definition:

  The insert actions we wish to perform are defined within the BulkWrite object. We can pass an array of documents to “insertMany” to insert into the collection.
• Specification documents:

  Prepare an array of documents to be included into the collection. Every document must be a valid MongoDB document in JSON format.
• Finally, carrying out the BulkWrite:

  We can use the BulkWrite operation to conduct the required insertions once we’ve defined all of the insert actions.

  BulkWrite delivers a single request to MongoDB, which reduces network overhead.

We may insert numerous documents into a collection with a single request by utilizing the BulkWrite operation with “insertMany.” This improves the speed of MongoDB insertions.

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Conclusion

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