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Database Essentials
Administrative Planning : Disk capacity : Disk storage : Determining data storage requirements
Determining data storage requirements
In existing database environments, the first step to determine data storage requirements is to take an inventory of your storage needs. The types of storage are:
*Performance oriented — Database or portions of databases, before-image (BI) areas, after-image (AI) areas
*Archival — Historical data, backups
*Sequential or random — Data entry and report generation, or spot queries