. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 460
?– CHAPTER 15 Product Recommendations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 461
Increasing Sales with Dynamic Recommendations. . . . . . . . . . . . . . . . . . 461
Selecting Recommendations from the Database. . . . . . . . . . . . . . . . . . . . 463
Implementing Product and Shopping Cart Recommendations . . . . . . . . 470
Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 474
?– CONTENTS xi
Part 3 ?– ?– ?– Phase III of Development
?– CHAPTER 16 Managing Customer Details. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 477
Storing Customer Accounts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 478
The TShirtShop Customer Account Scheme . . . . . . . . . . . . . . . . . . . 478
Creating customer and shipping_region Tables . . . . . . . . . . . . . . . . 479
Implementing the Security Classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 480
Implementing Hashing Functionality in the Business Tier . . . . . . . 480
Implementing the Encryption Functionality in the
Business Tier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 483
Storing Credit Cart Information Using the SecureCard Class .
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