why do you establish relation ship between two tables
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When you use related tables in a query, the relationship lets Access determine which records from each table to combine in the result set. A relationship can also help prevent missing data, by keeping deleted data from getting out of synch, and this is called referential integrity.
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A relationship between tables is an important aspect of a good relational database. 1) It establishes a connection between a pair of tables that are logically related to each other. 2) It helps to refine table structures and minimize redundant data
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