David essicaQiu

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The data warehouse is essential to enterprise business intelligence, which accounts for a great part of the total enterprise cost.  With the global data explosion in recent years, the business data volume grow significantly, posing a serious challenge for enterprise data warehouse to meet the diverse and complex business demands. More data, more data warehouse applications, more concurrent accesses, higher performance, and faster I/O - all these demands give more pressure on data warehouse. Every IT manager nowadays has concern over expanding the data warehouse capacity at lower cost. Here is an example. A data warehouse is originally provisioned, as shown below: Server: One cluster with two high performance database servers. Storage space: 5TB high performance disk array. CPU: 8 high performance CPUs. User license agreement: 100 To meet the storage capacity expansi... (more)