Exam (elaborations)
WGU D426Data Management Foundations Exam Guide (latest 2024/2025 version) with Grade A Questions and verified Answers/100% Correct
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A ____ is a column, or group of columns, used to identify a row. - Primary key A ____ consists of a single column. - Simple primary key A ____ key consists of multiple columns. - Composite primary All primary keys columns are necessary for uniqueness. When any column is removed, the resulting s...
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