Question

Which SQL keyword is used to change the structure, properties, or constraints of a table?

a) SET
b) CREATE
c) SELECT
d) ALTER
e) MODIFY

Answer 1

The correct SQL keyword used to change the structure, properties, or constraints of a table is ALTER.

Step-by-step explanation:

The correct SQL keyword used to change the structure, properties, or constraints of a table is ALTER. With the ALTER keyword, you can add, modify, or remove columns, change data types, add or drop constraints, and perform other changes to a table.