03-27-2016, 11:11 PM
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#1 |
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Registered User
Join Date: Nov 2015
Posts: 127
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What is a Composite Primary Key ?
What is a Composite Primary Key ?
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03-27-2016, 11:12 PM
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#2 |
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Registered User
Join Date: Feb 2016
Posts: 73
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A Composite primary key is a set of columns whose values uniquely identify every row in a table. What it means is that, a table which contains composite primary key will be indexed based on the columns specified in the primary key. This key will be referred in Foreign Key tables.
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03-28-2016, 03:48 AM
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#3 |
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Registered User
Join Date: Feb 2016
Posts: 44
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Very useful information, thanks for sharing
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