How to Remove Primary Key in SQL?

To remove a primary key from a column in a table, use the ALTER TABLE query with the DROP CONSTRAINT clause:

ALTER TABLE table_name
DROP CONSTRAINT constraint_name;

SQL Query to Remove Primary Key

The primary key is the key that may contain one or more columns that uniquely identify each row in a table. We can add a primary key constraint during table creation. To remove a primary key from a table, use the ALTER TABLE statement with the DROP CONSTRAINT clause.

Here, we will see how to remove a primary key constraint from a table in SQL.

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How to Remove Primary Key in SQL?

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Conclusion

Removing a primary key constraint from a table in SQL can be useful in various scenarios. By following these step-by-step instructions, you can effectively remove a primary key constraint from a table....

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