update column name query in sql code example

Example 1: how to change column name in sql

ALTER TABLE Student RENAME COLUMN NAME TO FIRST_NAME;
ALTER TABLE `Table Name` MODIFY COLUMN `Column Name` Datatype(Size);

Example 2: modify column name in sql

ALTER TABLE `Table Name` MODIFY COLUMN `Column Name` Datatype(Size);

Example 3: change column name sql

ALTER TABLE users
 ALTER COLUMN first username varchar(20);