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--- data_concept:foreign_key [2023/02/19 19:26]
peter ↷ Page moved from data_quality_dimension:secondary_key to data_concept:secondary_key
+++ data_concept:foreign_key [2024/03/08 13:33]
@@ Line 1: / Line 1: @@
-=====Secondary key=====
-===Definition===
-A secondary key is a [[data_concept:data element|data element]] that corresponds to a [[data_concept:primary key|primary key]] of another [[data_concept:data file|data file]].