mysql add column default value
ALTER TABLE table1 ADD COLUMN foo INT DEFAULT 0;
mysql add column default value
ALTER TABLE table1 ADD COLUMN foo INT DEFAULT 0;
set column to not null mysql
ALTER TABLE Person MODIFY P_Id INT(11) NOT NULL;
mysql add column with default value
-- ALTER TABLE tbl_name ADD COLUMN column_name column_definition
-- [FIRST|AFTER existing_column];
ALTER TABLE office ADD COLUMN phone VARCHAR(200) DEFAULT '000' AFTER name;
ALTER TABLE office ADD COLUMN flag INT(1) FIRST;
ALTER TABLE office ADD COLUMN last_col INT(2); -- Last column is default position
-- ↓ Test it (Fiddle)
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