The concept in which a subset of SQL commands used to define and modify database structures, such as CREATE and ALTER is best known as which of these terms?

Question

Accepted Answer

B. Data Definition Language (DDL) — Data Definition Language (DDL) refers to a subset of SQL commands used to define and modify database structures, such as CREATE and ALTER.

Answer

A. Concurrency control

Answer

B. Data Definition Language (DDL)

Answer

C. Composite key

Answer

D. Database schema

The concept in which a subset of SQL commands used to define and modify database structures, such as CREATE and ALTER is best known as which of these terms?

Correct answer

Explanation