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DB2 SQL TUNING TIPS FOR Z/OS DEVELOPERS (IBM PRESS) By Tony Andrews
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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.

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 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 - IBM Data for developers
Featured IBM Db2 Direct and Developer Editions Develop, test and demonstrate your applications today. Learn more Download now 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 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
IBM DB2 UDB for Linux, Unix and Windows Command Examples

Sending an email in unix with attachments | techs@work
Mailx is an easy way to send email from your unix/linux system. With mailx you can get your server to send regular email or attach a file using your smtp server.

Tuning and optimisation of SQL in DB2 - Tips and Tricks ...
Most SQL queries are written with little importance to performance tuning. Often, this is not a problem when programs are tested in test environment, where performance is not an issue.

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 ...

TSM Database and Recovery Log - lascon.co.uk
Database sizing and tuning. The database can exist in up to 128 directories or 'containers' to use the correct DB2 term. The data is striped evenly across the directories and the containers do not require an initial format before they can be used.

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