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What do you mean through integrity constraints?
Integrity Constraints -An integrity constraint is a condition specified on a database schema and restricts the data in which can be stored within an instance of the database. If a database instance satisfies all the integrity constraints described on the database schema, it is a legal instance. A DBMS enforces integrity constraints, in which it allows only legal instances to be stored in the database.
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One-to-one relationship: For every 1:1 relationship type R in the ER diagram including two entities E1 and E2 we take one of entities (say E1) preferably with total participatio
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Submission Requirements All answers must be computer generated (including text and diagrams). The hand-in version must include a header page (or with sufficient space)
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can you resolve this for me please? Database Management Systems Homework 1 The following relations are given (primary keys are underlined): PLAY-ACTOR(AId, Name, Nationality, Birt
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