data model in DBMS, Database Management System

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how many types of data model in DBMS? explain data abstraction with its different level

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What is a shadow copy scheme? It is simple, but efficient, scheme known as the shadow copy schemes. It is based on making copies of the database called shadow copies that singl

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How to create values of structured type? Constructor functions are used to make values of structured types. A function with the similar name as a structured type is a construct

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The database is to record information about artists for a (music) production company. An artist is the name of a singer or band; the name of the artist, the year the artist started

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