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Data Control Language (aka Security)

Like ancient Gaul, SQL is divided into three sub- languages. The DDL (Data Declaration Language) declares the data. This is where we find the data types, constraints, references and other structures that have to do with how the data stored . The DML (Data Manipulation Language) uses those declarations to change their contents or to invoke them. It does not change structures and schema objects.

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A Fun Computer Quote

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Question of the Day

A Fun Computer Quote

Which movie featured this quote?

"All programs have a desire to be useful."
Happy April Fools!

See possible answers