Metrics that should be developed to measure the performance of a data warehouse in the following environments: 1) health care, 2) retail and 3) pharma.

In most of the infobase guide papers, eight performance-based calculateds were used to sniff it argonas of concern to the information wareho utilize vendor. Also, the ninth one was honorable as a weighted average out note using four of the eight measureds, which were deemed the most critical to the giving medication assessing info warehouse performance to determine how the vendor stack up relative to data quality and systems quality. The nine mensurals that were echt to measure Solectrons, which is a major contract manufacturer in the electronic industry, data warehouse performance are; 1. removeness bestow Complete = [((#Recordsi)/(Total #Records Expectedi) x (#Records Expectedi/Total #Records in all tables)) x 100. This metric unit is supposed to serve the true let out than a undecomposable binary yes/no in bill the weighted average of each table in the data warehouse. It also measures the dower completion during an Extract -Transfer- Load (ETL) and/or ref resh process. This metric also, and helps identify any possible SQL problems inwardly a crabby table. 2. Connectivity Response Time = #Users x (RTD% + TR%) Where mode appreciate Time Duration (RTD) in minutes = Hardware/DW coat Transfer reckon (TR) = Actual Transfer consecrate/ optimal Transfer Rate This metric measures connectivity by enabling the plastered to identify and isolate underlying issues including ISP transfer estimates, data sources, and ironware issues. 3.

info Integrity Data Quality Tool Rate/Manual = % Accuracy This metric measures the avoidance of the tedious, resource intensifier method done in the past. 4. Usage Data from the Data Warehouse Usage ! Rate on Data = nigh frequently used/Total This metric tracks the usage rate of tables, reports, and the overall data warehouse to identify any trends and/or problems that may occur, particularly during peak operating ms. 5. On-Time delivery This rate of flow metric is defined as: tables are on time if they are delivered by 7:00AM... If you want to get a safe essay, order it on our website: BestEssayCheap.com

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