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<p>attributes."</p>

<p><big>Stored procedures</big></p>
<p>A stored procedure is executable code that is associated with, and generally stored in, the database. Stored procedures usually collect and customize common operations, like inserting a <a href="page.php?w=tuple">tuple</a> into a <a href="page.php?w=relation_%28database%29">relation</a>, gathering statistical information about usage patterns, or encapsulating complex <a href="page.php?w=business_logic">business logic</a> and calculations. Frequently they are used as an <a href="page.php?w=application_programming_interface">application programming interface</a></p><p>
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