timer Asked: May 6th, 2016

Question description

1.  Using the sample database; use triggers, define the referential integrity for the primary key of the department table, the dept_no column, which is the foreign key of the employee table. Show the T-SQL statements.

Department table:

CREATE TABLE [dbo].[department](

[dept_no] [char](4) NOT NULL,

[dept_name] [char](25) NOT NULL,

[location] [char](30) NULL


Employee Table:

CREATE TABLE [dbo].[employee](

[emp_no] [int] NOT NULL,

[emp_fname] [char](20) NOT NULL,

[emp_lname] [char](20) NOT NULL,

[dept_no] [char](4) NULL


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