define query language a query is a
Define query language?
A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
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explain the two types of participation constraint total the participation of an entity set e in a relationship set r is said to be total if each
define the terms i ddl ii dml ddl data base schema is specified by a set of definitions expressed by a special
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define query language a query is a statement requesting the retrieval of information the portion of dml that includes information retrieval is
the objective of the term project is to demonstrate your understanding and ability to apply the body of knowledge covered in this course the goal
write short notes on schema diagram a database schema along with primary key and foreign key dependencies can be depicted pictorially by
what is the use of group by clause group by clause is used to apply aggregate functions to a set of tuples
discuss the family social and intimate relationships of the person in the case study below identify any role changes that have occurred explain the
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Primary prevention strategies aim to address the social, economic, and environmental conditions that contribute to violence.
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