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Data type choices can have a significant impact on your database design and performance. A best practice is to “right-size” data types by asking business questions and determining the data types that are best suited to the organization’s needs.
Some of the ways that data type choices affect SQL include:
- The ability for DBAs to write more efficient code
- Unintended performance impacts, such as unnecessary page splitting
- The efficiency of an execution plan
- And more
Read this white paper to learn about all of the ways that data type choices can affect SQL Server database performance.