KDP categories · Top KDP authors
Walter Shields: Amazon KDP author data
As of Nov 6, 2026, Walter Shields has 4 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #1), mostly in Other Databases, Data Modeling & Design, Data Mining.
| Median price | $22.67 |
|---|---|
| Price range (middle 50%) | $19.36 – $30.99 |
| Median reviews | 1,867 |
| Total reviews | 7,468 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
Walter Shields's best-ranked books
-
SQL QuickStart Guide: The Simplified Beginner's Guide to Managing, Analyzing, and Manipulating Data With SQL (Coding & Programming - QuickStart Guides)
by Walter Shields
- Price$19.36
- Rating4.6
- Reviews1,867
-
SQL QuickStart Guide: The Simplified Beginner's Guide to Managing, Analyzing, and Manipulating Data With SQL (Coding & Programming - QuickStart Guides)
by Walter Shields
- Price$19.36
- Rating4.6
- Reviews1,867
- Published2019-11
-
SQL QuickStart Guide: The Simplified Beginner's Guide to Managing, Analyzing, and Manipulating Data With SQL
by Walter Shields
- Price$25.99
- Rating4.6
- Reviews1,867
-
SQL Quickstart Guide: The Simplified Beginner's Guide to Managing, Analyzing, and Manipulating Data With SQL
by Walter Shields
- Price$45.99
- Rating4.6
- Reviews1,867
Main categories
FAQ
How many books does Walter Shields have on Amazon?
KDPTop tracks 4 of their books; 4 made an Amazon list in the last 30 days.
Which categories does Walter Shields publish in?
Their books chart most often in Other Databases, Data Modeling & Design, Data Mining.
How does Walter Shields price their books?
The median price is $22.67; half of the books cost $19.36–$30.99.
Has Walter Shields released new books recently?
0 new books in the last 30 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.