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Restore of online backup taken with older Db2 version
Current product limitation don't allow to restore an online database backup that were taken with a older Db2 level than the on of the Db2 instance . Our production environement must be available on a 24x7 basis and this limitation is a serious lim...
Db2 V9.7 FP2: Intra-tablespace parallelism can reduce elapsed time for backups Starting in Version 9.7 Fix Pack 2, intra-tablespace parallelism was introduced and can be used during backups other than delta and incremental backups. Intra-tablespac...
Currently you can create NOT ENFORCED primary keys but the optimizer will then always treat these as trusted. This causes problems when the constraint is violated but a filter includes all PK columns since the engine will return only one row even ...
Poor performance on DB2 V11.1 due to changes in build process
Some customers are noticing performance degradations moving from v105 ESE to v111 ESE on the same hardware.These degradations are most pronounced in OLTP workloads, with an emphasis on INSERT and UPDATE operations. Db2 Support has confirmed that t...
As Db2 system / instance administrator, I need to retrieve the list of active databases using SQL
Coming from snapshot monitoring, the goal is to use in-memory monitoring and SQL in the least intrusive way to monitor the health of a Db2 instance and its databases. Right now, this is done by connecting to a non-tenant dummy database and running...
Need to support inplace reorg on partitioned table with global indexes
This is critical in a 2 sense; 1) Performance The customer has many range-partitioned table with global indexes and most of them left unreorganized because INPLACE REORG on Inplace reorg on range-partitioned table with a global index is not suppor...
I went to use this marvelous feature on windows.. and for my surprise external tables are not implemented for this platform :-( (v11.5) Why ? Please, add support for external tables usage on windows hosts as well .
There are many cases that a database on the purescale cluster is needed to move on non-purescale instance. for example,backup, development or DR system .
However, oracle does support this.
about 3 years ago
in Db2 / pureScale
Not under consideration
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