Joe Celko's Thinking in Sets: Auxiliary, Temporal, and Virtual Tables in SQL (The Morgan Kaufmann Series in Data Management Systems)

Joe Celko's Trees and Hierarchies in SQL for Smarties (The Morgan Kaufmann Series in Data Management Systems)

Joe Celko's SQL for Smarties: Advanced SQL Programming (The Morgan Kaufmann Series in Data Management Systems)

Joe Celko's SQL Programming Style (The Morgan Kaufmann Series in Data Management Systems)

The Business Blockchain: Promise, Practice, and Application of the Next Internet Technology

Joe Celko's SQL Puzzles and Answers, Second Edition (The Morgan Kaufmann Series in Data Management Systems)