· 8 years ago · Feb 07, 2018, 05:30 PM
1IF OBJECT_ID('Employees') IS NOT NULL
2DROP Table Employees
3
4CREATE TABLE Employees (
5eID int NOT NULL IDENTITY (1,1) PRIMARY KEY,
6eName varchar(255) NOT NULL,
7uID int NOT NULL,
8);
9
10IF OBJECT_ID('eA') IS NOT NULL /* checks if exists*/
11DROP Table eA /*removes */
12
13
14CREATE TABLE eA (
15aID int NOT NULL IDENTITY(1,1) PRIMARY KEY,
16
17eID int NOT NULL,
18CONSTRAINT FK_MadeUpName FOREIGN KEY (eID)
19REFERENCES Employees(eID),
20);
21
22ALTER TABLE [dbo].[eA]
23 DROP CONSTRAINT [FK_MadeUpName]