Overview of XML Database Technologies

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The Information AccessAcceleratorRalph Stout iWay Software4 November 2005Copyright 2001 iWay Software 1.
IntroductionIntroduction InformationInformationAccess Preliminary PreliminaryRemarks .
Remarks AdaptiveAdaptiveRestructuringRestructuring Loading the Database Loading the Database Attacking.
Attacking theBandwidththe Bandwidth Querying QueryingthetheDatabase.
Database problem Scaling ScalingUpUp Packaging Packaging.
ArchitecturalArchitecturalConsiderationsConsiderations BenchmarksBenchmarks Program data.
Program dataindependenceindependence SONY StrongDataDataIndependenceIndependence TPC H.
TPC H Query Query9 9 DataRepresentationRepresentation Mathematical.
MathematicalFoundationFoundation ConcludingConcludingRemarksCopyright 2001 iWay SoftwareThe Abstraction.
Abstraction ChallengeAbstraction ComplexityLevel Appli Transparency EnvironmentThe Reality.
Copyright 2001 iWay SoftwareAn EmbarrassmentEmbarrassment ofDisk CapacitySpeed of Access.
Capacities Capacitiescontinuecontinuetotodoubledoubleeachyear while.
whileaccessaccesstimesimproving at 10 percent per year we have a vastly largerimproving at 10 percent per year we have a vastly larger storagestoragewithaarelatively.
relativelynarrownarrowpipelinepipelineintointoit Grayininthe.
Queue 9 30 2003 9 30 2003 Copyright 2001 iWay SoftwareCopyright 2001 iWay SoftwareLoading The.
The DatabaseCopyright 2001 iWay Software ResponseResponse TimeCopyright 2001 iWay Software.
Scaling ProblemsCopyright 2001 iWay Software AccordingAccording tothe TOPTEN.
TOPTEN SurveySurvey Thelargestlargestcommercialcommercialdatabase.
databasenownowexceedsexceeds100100terabytes a athreefold.
threefoldincreaseincreasesincesince2003 ThelargestlargestWindows.
Windowsdatabasedatabasenowtotals19 519 5terabytesterabytes a a.
twofoldincreaseincreasesincesince2003 Onerespondentrespondenthas.
2 8trilliontrillionrowrowdatabasedatabase a afivefoldincreasesince.
since2003 AnotherAnotherrespondentrespondenthaspeakworkload.
workloadofofaabillionbillionSQLstatements hour statements hour Copyright 2001 iWay Software.
ArchitectureArchitectureCopyright 2001 iWay Software 1RDBMS ArchitectureArchitecture.
ApplicationSQL Expression Text SQL Expression Internal Process Execution PlanExecution Engine.
Storage DataCopyright 2001 iWay Software 1XSP ArchitectureArchitectureApplication.
SQL Expression Text Process SQL Expression Internal Execution PlanXSP Execution EngineStorage Data.
Copyright 2001 iWay Software 1Set Membership DataMembership Data RepresentationRepresentationData Representa .
tion is not shared Representationacross environ MembershipSet Membershipis shared across.
environments Copyright 2001 iWay Software 1 MathematicalMathematical FoundationFoundation.
P g1 h1 r3 PS Sto 1 Sto 2 Sto 4 Sto 5Sto 3 Sto 6allxxininA A rir h i g.
h gi x x f x Copyright 2001 iWay Software 1 InformationInformation Access.
Copyright 2001 iWay Software 1Shift RegisterRegister MemoryInput OperandOutput Operand.
Copyright 2001 iWay Software 1 AdaptiveAdaptive RestructuringRestructuringCopyright 2001 iWay Software 1.
ArchitectureArchitectureCopyright 2001 iWay Software 1The Loosely CoupledLoosely Coupled Approach.
From ETL SystemInitial OffloadDownload AdapterApplication DomainCopyright 2001 iWay Software 1.
The Tightly CoupledTightly Coupled ApproachFrom ETL SystemApplication DomainCopyright 2001 iWay Software 2.
ComponentComponent DiagramCall Level InterfacesTranslatorAdapter DB2.
Adapter XSPApplicationsProcess BoundaryCopyright 2001 iWay Software 2POC Configuration.
ConfigurationCall level TranslatorApplication XSPProcess BoundaryCopyright 2001 iWay Software 2.
BenchmarksArchitectureArchitectureBenchmarksCopyright 2001 iWay Software 2.
Sony BenchmarkPreparation Load and Optimize the DatabasesInformation Access Issue 4 Distinct QueriesInformation Access Load the data Issue a Family of Related QueriesCopyright 2001 iWay Software 2.
PreparationPreparationLoad Index OptimizeFile DBMS Data Optimization TotalSales Oracle 05 750 18 082 23 832.
Sales XSP 2 220 4 750 6 970Customer Oracle 2 450 0 252 2 702Customer XSP 0 290 0 209 0 498Scorecard Oracle 26 534 minutes XSP 7 468 minutesCopyright 2001 iWay Software 2.
InformationInformation Access Access 44 QueriesExecution Time in MinutesDBMS Q1 Q2 Q3 Q4 Total.
Oracle 6 484 2 467 6 317 0 651 15 919XSP 0 150 0 610 0 870 0 120 1 750Copyright 2001 iWay Software 2 InformationInformation Access .
Access RelatedRelated QueriesExecution Time 10 Related QueriesSystem Like Clause Oracle XSPPreparation 26 534 7 468.
1 N J 6 418 0 170 2 N X 6 250 0 140 3 O X 5 667 0 130 4 T H 5 983 0 140 5 N H 6 434 0 150.
6 T X 5 718 0 130 7 A P 6 750 0 160 8 A K 6 884 0 150 9 K S 5 235 0 130 10 S M 4 885 0 110.
Total 86 758 8 878Copyright 2001 iWay Software 2 InformationInformation Access Access Related.
Related QueriesQueries 2 Execution Time 10 Related QueriesSystem Like Clause Oracle XSPPreparation 26 534 7 468.
1 N J 6 418 0 170 2 N X 6 250 0 140A 40 fold 3speed increase 5 7 A P 6 750 0 160.
8 A K 6 884 0 150 9 K S 5 235 0 130 10 S M 4 885 0 110Total 60 224 1 410Copyright 2001 iWay Software 2.
Q9 BenchmarkInitial ResponseLoad Index Opt RIAM MeasureLoad Index Opt .
Throughput MeasureLoad Index Opt 24 Hour MeasureLoad Index Opt Copyright 2001 iWay Software 2.
Initial ResponseResponse MeasurementMeasurementLoad Index Opt First Result in minutes .
System 1Gig 2Gig 4GigDB2 66 136 270Oracle 114 261 457XSP 7 13 26Copyright 2001 iWay Software 3.
Initial ResponseResponse MeasurementMeasurementLoad Index Opt First Result in minutes .
10 5x System 1Gig 2Gig 4GigDB2 66 136 270 20xOracle 114 261 457XSP 7 13 26Copyright 2001 iWay Software 3.
RIAM MeasurementMeasurementLoad Index Opt System 1Gig 2Gig 4GigDB2 383 818 1622.
Oracle 190 544 1318XSP 12 22 40Copyright 2001 iWay Software 3RIAM MeasurementMeasurement.
Load Index Opt 40x System 1Gig 2Gig 4GigDB2 383 818 1622 32 9xOracle 190 544 1318XSP 12 22 40.
Copyright 2001 iWay Software 3RIAM MeasurementMeasurement continued continued Load Index Opt .
Elapsed TimeDatabase Size MultipleCopyright 2001 iWay Software 3 ThroughputThroughput Measurement.
MeasurementLoad Index Opt System 1Gig 2Gig 4GigDB2 1 89 0 88 0 44Oracle 7 89 2 12 0 70.
XSP 115 38 66 67 40 00Copyright 2001 iWay Software 3 ThroughputThroughput MeasurementMeasurement.
Load Index Opt System 1Gig 2Gig 4GigDB2 1 89 0 88 0 44Oracle 7 89 2 12 0 70XSP 115 38 66 67 40 00.
Copyright 2001 iWay Software 3Load Index Opt Q 24 HoursSystem 1Gig 2Gig 4GigDB2 43 27 17 18 9 57.
Oracle 168 08 41 60 12 41XSP 2757 02 1585 90 943 29Copyright 2001 iWay Software 3Load Index Opt 98 5x Q 24 Hours.
System 1Gig 2Gig 4Gig 76xDB2 43 27 17 18 9 57Oracle 168 08 41 60 12 41XSP 2757 02 1585 90 943 29Copyright 2001 iWay Software 3.
RecapitulationRecapitulationAAsnapshotsnapshotofofdatabasedatabasetechnology.
technology Thecirca2004 2004 Basis Basis ExtendedExtendedsetsettheory.
Basis Basis ClassicalClassicalsettheory StrongStrongdata.
dataindependenceindependence therelationalrelationalalgebra algebra High.
High bandwidthdatabandwidth dataaccess Program dataProgram dataIndependenceIndependence Adaptive.
Adaptiveaccessaccessstrategiesstrategies CheapCheapStorage.
Storage FullFulltransparencytransparency LowLowbandwidth.
bandwidthdatadataaccessaccess HighlyHighlyscalable Slow.
Slowloadingloading TheiWayInformationInformationAccess 1970s.
1970saccessaccessstrategiesstrategies AcceleratorAccelerator Inherent.
Inherentinflexibilityinflexibility XSPXSPperformanceperformancewithinwithin .
LimitedLimitedscalabilityscalability aaproven proven industrial industrial .
LimitedLimitedtransparencytransparency strengthstrengthSQLSQLframework.
Copyright 2001 iWay Software 3Remark: The slight timing discrepancies between row #1 in the above table and column Q1 in the previous table are to be expected. The TPC-H benchmark measures the ability of decision support systems to deal with large quantities of data, process complex SQL queries and respond to realistic business questions.

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