News, views, and items of interest on IBM's Db2 database management system and mainframes.
Wednesday, July 31, 2013
Compression Becoming More Important in the Age of Big Data
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DBAs and database professionals have been aware of the pros and cons of compressing data for years. The traditional argument goes something...
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Friday, July 26, 2013
Top Ten Most Common DB2 Performance Problems
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PEBCAK The number one cause of DB2 performance problems today, as always, is Problem Exists Between Chair And Keyboard ! Poorly coded...
Friday, July 19, 2013
DB2 Locking, Part 17: In Conclusion
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Today's blog post concludes our multi-part series on DB2 for z/OS locking and concurrency. We have touched on a great many aspects of lo...
Monday, July 15, 2013
DB2 Locking, Part 16: Skipping Uncommitted Inserts
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DB2 10 for z/OS introduces a new technique for concurrency. As we have discussed previously in this series on DB2 locking, one of the most ...
Tuesday, July 09, 2013
DB2 Locking, Part 15: Tackling Timeout Troubles
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Many shops battle with locking issues and frequently, the cause of performance issues can be traced back to locking issues, more specifical...
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