Which one of the following is used to define the structure of the relation, deleting relations and relating schemas?
Correct answer: B. DDL(Data Definition Langauge)
- A. DML(Data Manipulation Langauge)
- B. DDL(Data Definition Langauge)
- C. Query
- D. Relational Schema
Explanation
DDL defines database structures such as relations and schemas, and includes commands for creating, altering, and deleting them. DML instead works with the data stored inside those structures.
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