insert
Inserts each document of the previous stages at the path in its __name__ field; fails if the document exists.
Inserts each document of the previous stages into the collection at collectionPath, with its own id or a new one.
Inserts each document of the previous stages into collection, with its own id or a new one.
Inserts each document of the previous stages into its own collection, with the id documentIdExpression evaluates to.
Inserts each document of the previous stages into the collection at collectionPath, with the id documentIdExpression evaluates to.
Inserts each document of the previous stages into collection, with the id documentIdExpression evaluates to.