In this recipe, we will cover the functionality of the MongoDB Delete step. This step was developed by Maas Dianto and is open source under the Apache License version 2.0. It is available on GitHub at https://github.com/maasdi/pentaho-mongodb-delete-plugin.
As the name suggests, this step deletes documents from a collection based on conditions defined by the user.
To get ready for this recipe, you will need to start your ETL development environment Spoon, and make sure that you have the MongoDB server running with the data from the previous chapters.
Let's install and use the MongoDB Delete step in a small example by following the next steps: