Searches a set of documents for entries matching a set of Criteria.

Inserts a new document in a set of documents at a specified position.

Deletes the specified documents from a set of documents.

Constructs a document from a document list by generating key/value pairs from the values of two elements that you specify in the document list.

Expands the contents of a document into a list of documents.

Each key/value pair in the source document is transformed to a single document containing two keys (whose names you specify). These two keys will contain the key name and value of the original pair.