Advantages of using a database
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This document discusses the benefits and drawbacks of database systems. The benefits include reduced data redundancy, improved data integrity, security and access through query languages, and reduced costs. However, database systems are complex to design, have high startup costs, damage affects all applications, conversion from file systems is expensive, and training is required.
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Advantages of using a database
- 2. Reduced data redundancy Reduced updating errors and increased consistency Greater data integrity and independence Improved data access to users through use of host and query languages Improved data security Reduced data entry, storage, and retrieval costs Facilitated development of new application programs
- 3. Database systems are complex, difficult and time consuming to design Substantial hardware/software start up costs Damage to database affects virtually all application programs Extensive conversion costs in moving from a file based system to a database system Initial training required for all programmers.