1ALTER TABLE `TABLE_NAME` 
2	ADD `COLUMN_NAME` VARCHAR(50) NULL
3    AFTER `COLUMN_NAME_AFTER`;1-- ALTER TABLE tbl_name ADD COLUMN column_name column_definition 
2--		[FIRST|AFTER existing_column];
3ALTER TABLE office ADD COLUMN phone VARCHAR(200) DEFAULT '000' AFTER name;
4ALTER TABLE office ADD COLUMN flag INT(1) FIRST;
5ALTER TABLE office ADD COLUMN last_col INT(2);	-- Last column is default position
6-- ↓ Test it (Fiddle)1ALTER TABLE table
2  ADD [COLUMN] column_name column_definition
3  [FIRST|AFTER existing_column];