surrogate key
Noun
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Noun
surrogate key (plural surrogate keys)
- (databases) A unique identifier for an entity or object, not derived from application data.
- We weren't sure which columns in the table would have unique values, so we used a separate surrogate key as the primary key.
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.001