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CBSE Class 12 Computer Science Question 42 of 79

Table Creation and Data Manipulation Commands — Question 2

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Question

Question 2

Constraints can only be defined with CREATE TABLE command.

Answer

False

Reason — Constraints can be defined with the CREATE TABLE command in SQL, but they can also be added or altered later using the ALTER TABLE command. The ALTER TABLE command allows to modify an existing table by adding, modifying, or dropping columns, as well as adding an integrity constraints.