This article is tagged with:
Sql modify column
and mysql
add column sql
ALTER TABLE Customers
ADD Email varchar(255);
alter table modify column
-- ORACLE 18c
ALTER TABLE table_name
MODIFY column_name datatype;
-- Example
ALTER TABLE product
MODIFY description VARCHAR2(500 char);
alter column type
ALTER TABLE table_name
ALTER COLUMN column_name datatype;
sql modify column
ALTER TABLE table_name
ALTER COLUMN column_name datatype;
--ex.
ALTER TABLE Customers
ADD Email varchar(255);
alter column sql
ALTER TABLE table_name
ALTER COLUMN column_name datatype;