US Patent 7761462 Searching queries using database partitioning

Embodiments include partitioning queries into subsets of queries and at least one database into subdatabases, designating searching tasks by associating each of the subsets of queries with one or more of the subdatabases, and assigning at least one searching task to at least one computer of a group of computers operating in parallel. Embodiments further describe designating two or more subtasks as related tasks on a virtual shared memory bulletin board, executing the at least one searching task using the at least one computer of the group of computers operating in parallel, and generating a search result responsive to the executing.