Holiday reading: Analyze performance in DB2 on IBM i

It is very easy to write working SQL statements to access data stored in DB2 on your IBM i, but if your users want their data fast, you need a deep understanding how data retrieval on the i works and how to tune your SQL statements and indexes to get maximum performance. So my today holiday reading is the ultimative source of informations regarding SQL performance on the i. It is a little bit old, but still one of the most valuable reading.

OnDemand SQL Performance Analysis Simplified on DB2 for i5/OS

To get up to date you can read the DB2 section of the following two redbooks.

IBM i 6.1 Technical Overview
IBM i 7.1 Technical Overview with Technology Refresh Updates