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In this article, you will learn what is the syntax for creating a check constraint in SQL and how to use it effectively. Top experts in this article Selected by the community from 7 contributions.
Sql constraintsa constraint is a rule or limitation that we place on the data in a database that we can put into a column(s). a constraint is part of the table. we can apply constraints when we create ...
Erfahren Sie, wie die Syntax zum Erstellen einer CHECK-Einschränkung in SQL lautet und wie Sie sie verwenden, um Ihre Daten zu überprüfen und Datenintegritätsregeln für Ihre Tabellen zu ...
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