Unwind

The unwind function deconstructs and array into multiple documents, one for each array elements with the header attached on each.

EG: This can be useful when you want to create lines in a database of csv file from a document full of line information. You can use this stage to break up the data into separate entries.

Title

User Defined Stage Name

Field

The array field you would like to split the document by

Index Field

An optional field you can use to add an index to in case you want to group the documents up again at a later stage.