Joining large database tables

摘要: Techniques to process a query and perform join of tables that are distributed across nodes network. The can be performed by analyzing Where clause. An active flag structure have values identify table entries satisfying criteria the Keys surviving first used generate request for second joined. flags when clause has table. A response update change False. After updating, data retrieved True. Requests use identifiers associated with location sending request, e.g., using RDMA or MPI.