Provided are a computer program product, system, and method for processing schemas in a storage system. A presentation of a schema in a graphical user interface (GUI) is comprised of multiple type nodes in a tree structure. Each type node comprises a hierarchical arrangement of a plurality of nodes including group nodes including a plurality of nodes and content nodes providing values. First user input selects one of the type nodes in the schema for a view. Second user input selects one of the nodes in the selected type node in the schema for a view. Third user input selects a node in the schema to indicate a root node of the schema for the view. The view includes the root node and at least one sub node of the root node and is added as a child to the selected type node.