O'Reilly logo

Amazon Redshift: A Columnar Database SQL and Architecture by David Cook, Tom Coffing

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 18 - View Functions

"Be the change that you want to see in the world."

-Mahatma Gandhi

Creating a Simple View to Restrict Sensitive Columns

image

CREATE View Employee_V AS

SELECT           Employee_No

,First_Name

,Last_Name

,Dept_No

FROM Employee_Table ;

The purposes of views is to restrict access to certain columns, derive columns or Join Tables, and to restrict access to certain rows (if a WHERE clause is used). This view does not allow the user to see the column salary.

Creating a Simple View to Restrict Rows

image

CREATE VIEW Employee_View

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required