Data Manipulation Language
Illustrates the about Data Manipulation Language?
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Data Manipulation Language (DML):
Such language permits user to access or manipulate data when organised by suitable data model.
• Procedural Data Manipulation Language or Low level: Data Manipulation Language needs a user to explain what data are required and how to acquire those data.
• Non-Procedural Data Manipulation Language and/or High level: Data Manipulation Language needs a user to explain what data are required without specifying how to obtain those data.
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Database Requirements Consider a MOVIE database in which data is recorded about the movie industry. The data requirements are summarized as follows: • Each movie is identified by title and year of release. Each movie has a length in minutes. Each has a production company, and each is classifie
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