HELP! * GREY=local LOCAL HTML version of Foils prepared July 6,1995

Foil 15 Oracle Parallel RDBMS Architecture
Parallel Data Query option:

From Explicit Examples in Parallel Relational Databases CPS600 Spring Semester -- April 1995. by Gang Cheng Marek Podgorny (Geoffrey Fox) * See also color IMAGE
parallelizes execution of a single SQL query
parallel execution carried out by concurrent Unix processes communicating via shared memory
single Oracle instance sufficient - no PS necessary
uses multiple CPUs on SMP architectures but can run on single CPU machines as well with modest performance benefits
essential for Decision Support
irrelevant for OLTP

Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu

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