SELECT document_type_name ,  document_type_description FROM Ref_document_types WHERE document_type_code  =  "RV"
What is the name and description for document type code RV?
SELECT document_type_name , document_type_description FROM Ref_document_types WHERE document_type_code = `` RV ''
select document_type_name , document_type_description from ref_document_types where document_type_code = value
What is the name and description for document type code RV ?