US Patent 11531681 Accessing listings in a data exchange

A method for accessing listings in a data exchange includes creating a first listing in a data exchange, the first listing referencing a first database of a plurality of databases and specifying identity-based sharing of the first database, creating a second listing in the data exchange, the second listing referencing a second database of the plurality of databases and data of the first database shared according to the identity-based sharing of the first database, and receiving an instruction from a user of the data exchange, the instruction referencing the second listing and instructing the addition of the second listing to a set of consumed data shares accessible by the user.