Criteria for a data warehouse DBMS selection, Part 2

Criteria for a data warehouse DBMS selection, Part 2

Read part 1 of this tip.

  • Extensible -- Provide flexible database design and system architecture that keeps pace with evolving business requirements and leverages existing investment in hardware and applications. What is required to add and delete columns? What is the impact of repartitioning tables?
  • Available -- Supports mission critical business applications with minimal down time. Check on "hot pluggable" components, understand system downtime requirements (a fading concept) and any issues that might deny or degrade service to end users. These can include batch load times, software/hardware upgrades, severe system performance issues and system maintenance outages.
  • Interoperable -- Integrated access to the web, internal networks, and corporate mainframes.
  • Affordable -- Proposed solution (hardware, software, services, required customer support) providing a low total cost of ownership (TCO) over multi-year period.
  • Proven -- You don't want to risk a critical decision regarding a fundamental underpinning of the data warehouse environment on an unproven solution.
  • Flexible -- Provides optimal performance across the full range of normalized, star and hybrid data schemas with large numbers of tables. Look for proven ability to support multiple applications from different

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  • business units, leveraging data that is integrated across business functions and subject areas.

For more information, check out SearchCRM's Best Web Links on Data Warehousing.


This was first published in August 2002

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