how to change a db column name in mysql code example

Example 1: cmd to rename a collumn name in sql

ALTER TABLE table_name RENAME COLUMN old_name TO new_name;

Example 2: how to change column name in mysql

alter table product change price price_kg float;

Example 3: modify column name in tsql

sp_rename 'table_name.old_column', 'new_name', 'COLUMN';