mysql change column type code example
Example 1: mysql alter table add column
ALTER TABLE vendors ADD COLUMN phone VARCHAR(15) AFTER name;
Example 2: alter table column change data type to text mysql
ALTER TABLE tablename MODIFY columnname INTEGER;
Example 3: sql add column
ALTER TABLE Customers
ADD Email varchar(255);
Example 4: add new column to the table mysql
ALTER TABLE `TABLE_NAME`
ADD `COLUMN_NAME` VARCHAR(50) NULL
AFTER `COLUMN_NAME_AFTER`;
Example 5: alter table add column
ALTER TABLE table
ADD COLUMN column VARCHAR (255) NOT NULL AFTER column;
Example 6: mysql add column
ALTER TABLE table_name
ADD [COLUMN] column_name column_definition [FIRST|AFTER existing_column];