alter column datatype in mysql code example
Example 1: alter table column change data type to text mysql
ALTER TABLE tablename MODIFY columnname INTEGER;
Example 2: sql add column
ALTER TABLE Customers
ADD Email varchar(255);
Example 3: alter table add column
ALTER TABLE table_name
ADD column_name datatype;
Example 4: change data type in mysql
ALTER TABLE table_name
CHANGE COLUMN column_name column_name datatype;