Which Of The Following Statement Can Be Used To Delete The #363
Which of the following statement can be used to delete the UNIQUE constraint from a column?
This multiple choice question (MCQ) is related to the book/course gs gs115 Structured Query Language. It can also be found in gs gs115 SQL Constraints - SQL Unique Constraint - Quiz No.1.
Which of the following statement can be used to delete the UNIQUE constraint from a column?
ALTER TABLE table_name DROP constraint_name;
ALTER TABLE table_name DROP INDEX constraint_name;
ALTER TABLE table_name DROP INDEX UNIQUE;
ALTER TABLE table_name DROP UNIQUE;