alter table rows mysql code example

Example 1: how to alter table column name in mysql

ALTER TABLE your_table_name RENAME COLUMN original_column_name TO new_column_name;

Example 2: mysql change value

UPDATE [LOW_PRIORITY] [IGNORE] table_name 
SET 
    column_name1 = expr1,
    column_name2 = expr2,
    ...
[WHERE
    condition];