The username and password to give them are the Database username and password yuy are entering into the Install Wizard.
The create view script is:
CREATE VIEW `ps3_coupondelete` AS (select `ps3_couponproducts`.`CouponProductID` AS `CouponProductID`,`ps3_couponproducts`.`CouponID` AS `CouponID`,`ps3_couponproducts`.`ProductID` AS `ProductID`,concat(`ps3_couponproducts`.`CouponID`,_latin1'_',`ps3_couponproducts`.`ProductID`) AS `JoinedKey` from `ps3_couponproducts`);
The known issue solution will not loose any functionality, the pages have been recreated to retain all of the functionality of the original PowerStore 3. the only change is that the ability to create a view is no longer needed.