Which one of the following is used to define the structure of the relation, deleting relations and relating schemas?
A. DML(Data Manipulation Langauge)
B. DDL(Data Definition Langauge)
C. Query
D. Relational Schema
Answer:B
Which one of the following is used to define the structure of the relation, deleting relations and relating schemas?
A. DML(Data Manipulation Langauge) B. DDL(Data Definition Langauge) C. Query D. Relational Schema