Basic HTML version of Foils prepared 7 October 97

Foil 13 Oracle Parallel RDBMS Architecture
Parallel Data Query option:

From Second Part of RDBMS Discussion ARL Database Tutorial -- February 98. by Gang Cheng Marek Podgorny Chao-Wei Ou
1 parallelizes execution of a single SQL query
2 parallel execution carried out by concurrent Unix processes communicating via shared memory
3 single Oracle instance sufficient - no PS necessary
4 uses multiple CPUs on SMP architectures but can run on single CPU machines as well with modest performance benefits
5 essential for Decision Support
6 irrelevant for OLTP
in Table To:

© on Mon Oct 13 1997