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IBM Press: DB2 SQL Tuning Tips for Z/OS Developers by Tony Andrews (2012,...
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DB2 Tuning Toolkit – DB2 Design advisor - Ddb2advis (DBA DB2)
One of the DBA objectives is to decrease the query cost. Decreasing the query cost – improves overall performance. The db2advis recommends indexes for a query. Read the post - DB2 Tuning Toolkit – db2expln - to analyse the accesspath for a specific query. A syntax and process example: Step 1 – Create the source file Put a query in a input file called index.sql.

DB2 Commands
IBM DB2 commands. I am not an employee or affiliated with IBM in any way. These command examples are from my own experience of 15 years as a DB2 DBA.

Db2 - IBM Data for developers
Featured. IBM Machine Learning for z/OS. Quickly create, deploy and manage high quality self-learning behavioral models to extract hidden value from enterprise data securely, in place and in real time.

DB2 Query Tuning – db2expln (DBA DB2)
Db2expln analyses the accesspath for a specific DB2 query.. Use db2expln for DB2 query tuning. Once you've identified a slow running query causing a bottleneck - use this process to analyse the access path.

DB2 Pivot table – 2 | techs@work
Few months back I had posted an example of how to create a pivot table using sql. That was how to create multiple rows into one column with values separated by comas. Well, this one shows how to transpose rows into columns.

DB2 Table and Index Commands - DB2 Commands
I am not an employee or affiliated with IBM in any way. These command examples are from my own experience of 15 years as a DB2 DBA.

Sending an email in unix with attachments | techs@work
The posts here are solely my personal views and opinion. Any technical advice or instructions are based on my own personal knowledge and experience, and should only be followed by an expert after a careful analysis or consultation with technical support.

IBM Troubleshooting: OnDemand search performance problems ...
This is a troubleshooting guide for IBM® Content Manager OnDemand search performance problems, focusing on troubleshooting a search performance problem against a single folder or query in OnDemand running on a DB2® database.

SQL Procedures Performance: Hints and Tips - IBM
There are many sources of advice available on how to tune database systems and applications. Articles like DB2 Tuning Tips for OLTP Applications, previously published on the IBM® DB2® Developer Domain, provide advice on topics ranging from tablespace and index design to memory allocation for buffer pools, exploiting transaction and data parallelism and analyzing query plans.

DB2 SQL Tuning Tips for z/OS Developers (IBM Press ...
The Definitive Solutions-Oriented Guide to IBM® DB2® for z/OS®: Now Fully Updated for Both v9 and v10! The largest database tuning performance gains can often be obtained from tuning application code, and applications that use SQL to retrieve data are the best candidates for tuning.

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