Unique and Nonunique Primary Index Considerations - Teradata Vantage
Teradata® VantageCloud Lake
- Deployment
- VantageCloud
- Edition
- Lake
- Product
- Teradata Vantage
- Published
- January 2023
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- en-US
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- 2024-12-11
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- Uniform distribution of data and optimal access considerations
- Selecting a unique or a nonunique column set as the primary index for a table
- Primary and other alternate key column sets
- The value range seen when using predicates in a WHERE clause
- Whether access can involve multiple rows or a spool file or both