KDP categories · Top KDP authors
Joel Murach: Amazon KDP author data
As of Nov 6, 2026, Joel Murach has 21 books on Amazon, 19 of them on a best-seller list in the last 30 days (best rank #1), mostly in MySQL, SQL, Reference.
| Median price | $35.22 |
|---|---|
| Price range (middle 50%) | $28.99 – $47.49 |
| Median reviews | 97 |
| Total reviews | 2,202 |
| New books (30 days) | 1 |
| Breakout books (30 days) | 1 |
What stands out
- Amazon lists 2 author pages (separate Author IDs) under this name; this page combines them.
- 90% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
Joel Murach's best-ranked books
-
Murach's Java Servlets and JSP (3rd Edition): Java Programming Book for Web Development with Tomcat, NetBeans IDE, MySQL, JavaBeans & MVC Pattern - Guide to Building Secure Applications
by Joel Murach
- Price$35.22
- Rating4.5
- Reviews122
-
Murach's Java Programming: Training & Reference
by Joel Murach
- Price$36.98
- Rating4.7
- Reviews42
- Published2022-02
-
Oracle SQL and Pl/Sql
by Joel Murach
- Price$50.50
- Rating5.0
- Reviews5
-
Murach's C# Programming Book (8th Edition) Comprehensive Guide for Windows Forms Apps & Database Development - Self-Paced Learning for Beginners & Professional Developers
by Joel Murach
- Price$49.48
- Rating4.6
- Reviews43
- Published2023-04
-
Murach's MySQL: Training & Reference
by Joel Murach
- Price$35.99
- Rating4.3
- Reviews20
-
Murach's Java Programming: Training & Reference
by Joel Murach
- Price$19.14
- Rating4.5
- Reviews147
-
Murach's SQL Server 2022 for Developers
by Joel Murach
- Price$50.29
- Rating4.6
- Reviews44
-
Murach's SQL Server 2022 for developers
by Joel Murach
- Price$50.29
- Rating4.6
- Reviews44
-
Murach's MySQL: Training & Reference
by Joel Murach
- Price-
- Rating4.5
- Reviews435
-
Main categories
FAQ
How many books does Joel Murach have on Amazon?
KDPTop tracks 21 of their books; 19 made an Amazon list in the last 30 days.
Which categories does Joel Murach publish in?
Their books chart most often in MySQL, SQL, Reference.
How does Joel Murach price their books?
The median price is $35.22; half of the books cost $28.99–$47.49.
Has Joel Murach released new books recently?
1 new book in the last 30 days, 1 of which reached a Best Sellers list.
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.