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3rd highest salary in sql server

Add a column, with a default value, to an existing table in SQL Server

Add a column, with a default value, to an existing table in SQL Server

Syntax:

ALTER TABLE TABLE_NAME
            ADD COL_NNAME COL_TYPE {NOT NULL OR NULL}
                        CONSTRAINT CONSTRAINT_NAME
                                    DEFAULT DEFAULT_VALUE
WITH VALUES

For example

ALTER TABLE CUSTOMER
            ADD NAME VARCHAR (255) NOT NULL
                        CONSTRAINT CUSTOMER_CONSTRAINT_NAME
                                    DEFAULT 'PENDING CUSTOMER'
WITH VALUES

In the above query "WITH VALUES" handles the "not null".

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