change column name mysql

1ALTER TABLE `members` CHANGE COLUMN `full_names` `fullname` varchar(100) NOT NULL;

1RENAME TABLE old_name TO new_name;
2-- or
3ALTER TABLE old_name RENAME TO new_name; 
4-- or
5ALTER TABLE old_name RENAME new_name;                 

1ALTER TABLE your_table_name RENAME COLUMN original_column_name TO new_column_name;

1ALTER TABLE tableName CHANGE `oldcolname` `newcolname` datatype(length);
2(you can remove the backticks if it doesn't work)

1ALTER TABLE tableName CHANGE `oldcolname` `newcolname` datatype(length);

1ALTER TABLE `members` ADD COLUMN `credit_card_number` VARCHAR(25);