HELP! * GREY=local LOCAL HTML version of Foils prepared July 6,1995 Foil 5 Motivations for Parallel Databases -- I:
Overview of Parallel Database Appeal
From General Discussion of Parallel Relational Databases CPS600 Spring Semester -- April 1995. by Gang Cheng Marek Podgorny (Geoffrey Fox) * See also color IMAGE
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scalability
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system expandability alleviates migration problems
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business branches of different size can use the same technology
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power and price/performance ratio
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nCUBE + Oracle capable of >100 tps at ~$2000/tps (TPC-B benchmark, compare with 425 tps for 4*VAX cluster at $16,500/tps)
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simultaneous OLTP and complex Decision Support queries (single enterprise image
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High availability
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Integrability
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parallel Oracle RDBMS integrates as easily as conventional RDBMS
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does not require re-investment in application software
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Industry standard database language - SQL (Structured Query Language)
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Parallelization is carried out at RDBMS server side
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Migration to parallel RDBMS is painless (compare to scientific applications)
Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu
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