mysql edit column code example
Example 1: mysql alter table add column
ALTER TABLE vendors ADD COLUMN phone VARCHAR(15) AFTER name;
Example 2: how to alter table column name in mysql
ALTER TABLE your_table_name RENAME COLUMN original_column_name TO new_column_name;
Example 3: rename column mysql
ALTER TABLE tableName CHANGE `oldcolname` `newcolname` datatype(length);
(you can remove the backticks if it doesn't work)
Example 4: mysql alter table add column
ALTER TABLE table ADD [COLUMN] column_name column_definition [FIRST|AFTER existing_column];
Example 5: update column mysql with alter
ALTER TABLE table_name
MODIFY column_name column_definition
[ FIRST | AFTER column_name ];