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Key-Value stores

Key-Value stores

Key-Value stores. simple data model that maps keys to a list of values Easy to achieve Performance Fault tolerance Heterogeneity Availability due to its schema-less data model and fine granularity partitioning of the data. Google BigTable.

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410 views • 20 slides
Open Grid System Architecture (OGSA)

Open Grid System Architecture (OGSA)

Open Grid System Architecture (OGSA). Azizol Abdullah FSKTM,UPM. OGSA-DAI. February 2002 Current partners EPCC, The University of Edinburgh National e-Science Centre, The University of Edinburgh OGSA-DAI phase 4 funded as part of OMII-UK followon OMII-UK Partners

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313 views • 19 slides
A Data Warehouse Architecture for Clinical Data Warehousing Tony R. Sahama and Peter R. Croll

A Data Warehouse Architecture for Clinical Data Warehousing Tony R. Sahama and Peter R. Croll

Amit Satsangi amit@cs.ualberta.ca. A Data Warehouse Architecture for Clinical Data Warehousing Tony R. Sahama and Peter R. Croll. Focus. Why are Clinical Data Warehouses (CDW) needed? Issues in their construction Design & design-choices in the construction of a CDW.

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195 views • 19 slides
INTEGRAL Guest Observer Facility

INTEGRAL Guest Observer Facility

INTEGRAL Guest Observer Facility. Successful Launch 10/17/02, desired 3-day elliptical orbit achieved Primary instruments performing nominally SPI Ge detector resolution up to spec Problems: JEM-X anode failures, gain voltage lowered (cut off at ~4.5 keV)

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106 views • 10 slides
GOFC S. E. Asia Fire Cal/Val Workshop January 22-24, 2002 Phuket, Thailand.

GOFC S. E. Asia Fire Cal/Val Workshop January 22-24, 2002 Phuket, Thailand.

GOFC S. E. Asia Fire Cal/Val Workshop January 22-24, 2002 Phuket, Thailand. A special session of the APAN Earth Monitoring Working Group. January 22 08:30 Arrival and introductions (All) 09:00 Summary of GOFC & cal/val goals (Elvidge)

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113 views • 2 slides

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