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Design a new db2 database configuration variable to put the database available very quickly following an ACTIVATE command. As far as I understand, the database activation can last a long time due to the control of the tablespaces. It will be inter...
DB2 Partitioned Indices Order Preservation and Performance
GTECH is in the lottery and gaming business. They use DB2 as a competitive advantage in their offering. They are an IBM SW Reseller. They are always looking at new ways to leverage DB2, DB2 Blu, DB2 Merge/Backup,IBM Replication IIDR, to gain compe...
IBM.ENtityFramework.Core To Scaffold Indexes Properly
We used latest released IBM EF Core nuget packages to add DB2 Support to our application with existing DB2 database. Scaffolding the DB out to Models and usable DBContext time and again. We realized on comparing DB2 server that 90% of the indexes ...
Although the feature was enabled by mimicking a sysplex,, it is impossible to apply in the real world.The first reason is that the performance overhead is too much when switching from the not shared state to the shared stateSecondly, it is impossi...
We would like functional/partial indexes, that is indexes that include a where clause. Currently when there is an index that includes a condition we have to put the condition as part of a field (NAME_IS_BLANK) and then include that conditional fie...
Compression of Primary Key Indexes with Version 10.1 FP 5
While doing some testing with, we noticed that when you create a table compressed, that ALL indexes automatically get compressed. We found out that we have the ability to specify "normal" indexes without compression, but you can not have an uncomp...
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