We have many customers wondering how to fine tune their dynamic SQL queries . The following snapshots can be run based on a particular environment: Single partition: db2 get snapshot for dynamic sql on <dbname> DPF: db2 get snapshot for dynamic sql on <dbname> global Example: Number of executions = 2 Number of compilations = 0 Worst preparation time... [More]
Want to improve your experience when contacting IBM Support? Would you like to know how to enhance your IBM Support with additional services that suit your needs? Check out IBM Software Support Handbook and its companion the IBM Appliance Support Handbook. Software Support Handbook. http://www14.software.ibm.com/webapp/set2/sas/f/handbook/home.html Appliance Support Handbook. http://www-304.ibm.com/support/customercare/sas/f/applhandbook/home.html
For every problem, collecting data can aid in problem determination and save time resolving Problem Management Records (PMRs). Collecting this data before calling IBM support will help you understand the problem and save time analyzing the data. Collecting data before opening a PMR helps IBM Support determine if: symptoms match known problems (rediscovery). there is a non-defect problem that can be identified and resolved. there is a defect that identifies with an immediately available fix. there is a defect that identifies a workaround to... [More]
We have seen many customers having problems with the db2iupgrade command. Some are very common and can be resolved in seconds. To save your time, here is the most common problem while upgrading and some tried and tested solutions to overcome it. Problem Description : When you try to upgrade a db2 database using db2iupgrade command sometimes it may fail with following error message : DBI1264E Errors were encountered in running db2iupgrade. Please refer to the installation log file /tmp/db2iupgrade.log.xxxxxxx In the db2iupgrade.log file it... [More]
Linux is an operating system that becomes very popular over the last several years. The growing popularity of Linux influenced business to port their Informix databases on this platform. If you are a Linux user, is your Linux system optimally configured for Informix? In this presentation you will see what needs to consider to run Informix optimally on Linux platform. Please find attached a presentation that provides guidelines for how to install and manage Informix on Linux platform. The Presentation is broken down in to... [More]
Insight 2014 is only 37 days away. While the Smarter Support team gets ready for the event of the year, we connected with the Smarter Support leadership team to get their take on the event and what Smarter Support is all about. The Smarter Support leadership team includes: Al Martin (AM) , Vice President, Information Management Worldwide Client Support Andrew Lee (AL) , Vice President, Business Analytics Customer Support & Success David Churchill (DC) , Director, Global Enterprise Content Management Client Support John Dewey (JD) ,... [More]
You're invited to our September Support Technical Exchange! Topic: IBM PureData for Analytics (Netezza) Connectivity for Information Server DataStage Speaker: Scott Brokaw, Information Server Support Engineer, Team Lead Date: Tuesday, September 30, 2014 Time: 11:00am - 12:00pm EDT Description: Extend data integration and governance in IBM PureData for Analytics by fully leveraging InfoSphere Information Server. This presentation will provide a connectivity and quick start guide for Netezza Connectivity within Information Server... [More]
We are very happy to announce that we have completed 50 DB2 Nuggets goal - 50 exclusive DB2 Blogs in Information Management support for 2014! Readers - thank you for your interest. We hope that you find our information relevant and helpful. Authors - thank you for your dedication, effort, expertise and help in promoting client self-assist. Here are the names of the authors who have contributed towards the goal. Adam Koile - USA Christopher Rose - USA Gord Owens - Canada John Gera - USA Jun Su Lee - Australia Mary Kassey - USA Matthew Choi -... [More]
Hello, Recently I worked on another interesting case where an ODBC/CLI application using SUBSTRING(..., CODEUNITS32) and LOCATE(..., CODEUNITS32) functions in case when first argument is a parameter and the function is used in WHERE or HAVING clause expression resulted in error: [IBM][CLI Driver][DB2/NT] SQL0245N The invocation of routine "SUBSTRING" is ambiguous. The argument in position "1" does not have a best fit. SQLSTATE=428F5. This error is returned when an invocation of a function is ambiguous. This occurs when there... [More]
In a DB2 HA environment using TSAMP, here is what goes on in the background when certain DB2 commands are run. db2start/db2stop: Running db2stop will lock the Instance resource group where the stop is issued against. Consequently the HADR Database will fall out of peer state and the DB2 engine will request that the HADR resource group gets locked, preventing the resources from being restarted automatically by TSA. Running db2start will unlock the instance resrouce group, once the DB automatically reintegrates, the lock will be removed... [More]
Hi, Ever wondered what the TSAMP control flags stand for in a DB2 HA environment? Here are some of the most common ones: " StartInhibited " - Start of dependent resource is not satisfactory (only displayed if OpState is Offline and DesiredState is Online) " StopInhibited " - Stop of dependent resource is not satisfactory (only displayed if OpState is Online and DesiredState is Offline) " SuspendedPropagated " - A lock request is propagated to this resource " StartInhibitedBecauseSuspended " - Start... [More]
Hello, Recently I worked on an interesting case where a CLI application received " CLI0145E Fetch type out of range. SQLSTATE=S1106 " error and I would like to share with you the steps I did, to troubleshoot the issue. This is a new application which worked in one server and failed in this specific server. Data Collected: I asked customer for CLI trace reproducing the issue and db2Support.zip from the DB2 Client. Collecting CLI trace:... [More]
Basic identification of system problems - This presentation discusses and demonstrates how to identify system level problems the PureData for Analytics Appliance. This includes using the command line interface, viewing diagnostic log data, running the System Health Check utility, and using graphical tools, including the Netezza Administration Tool and the Netezza Performance Portal. Related Techdoc #7042884.
The Database design: Distribution keys and data types IBM Education Assistant video discusses two important components of Database Design with a focus on distribution keys and data types. Related Techdoc #7042882.