A method, system and program for distributing data to a first node in a parallel database system from a plurality of existing nodes. First, a minimal sufficient number of communication buffers necessary to guarantee that a table scan operation in each of the existing nodes will execute without...http://www.google.com/patents/US5819083?utm_source=gb-gplus-sharePatent US5819083 - Minimal sufficient buffer space for data redistribution in a parallel database system 
