Module 13 (Introduction to SQL - Part 2).pdf
Module 13 (Introduction to SQL - Part 2).pdf
Module 13 (Introduction to SQL - Part 2).pdf
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Many-To-ManyMany-<strong>to</strong>-Many: this is the case when anynumber of records from the left-hand table areexpected <strong>to</strong> match any number of records from theright-hand table.This would be the case if we were <strong>to</strong> matchProducts with [Order Details]. Any givenproduct could be expected <strong>to</strong> appear in manydifferent order “line items” (details), and similarly,any given order might reference a large number ofdifferent products.