This week I attended the NoSQL Now Conference in San Jose, California. This conference focused on NoSQL technology and implementations and a LOT of the discussion focused on transactions and whether or not Big Data and NoSQL databases were at a disadvantage when it comes to their lack of support for ACID (mostly).You can read all about my experience at this conference on my Data Technology Today blog in the following two posts:NoSQL Now! 2013 ConferenceNoSQL Now! 2013 Conference - Day TwoAt any rate, though, I got to thinking... and those of you...
Thursday, 22 August 2013
Sunday, 11 August 2013
The Top Ten DB2 Development Best Practices
Posted on 00:14 by Unknown
If you have been reading my blogs lately you know that I have been posting Top Ten lists of various types, and today's post offers up yet another one. This time, the list provides guidance for DB2 developers to keep in mind as they build DB2 applications...1. Minimize network callsThe fewer number of times you need to make calls across the network the better your program will perform.2. Minimize passes through the dataTry to read each data item only once. The more times you access the same data the worse performance will be.3. Put...
Monday, 5 August 2013
COPYTOCOPY: The Forgotten Little DB2 Utility?
Posted on 14:22 by Unknown
The COPYTOCOPY utility was introduced some time ago now, way back in DB2 for z/OS Version 7. The purpose of the COPYTOCOPY utility is to make additional image copies of currently existing image copy data sets. But many DBAs "out there" keep pluggiong away, almost unaware that COPYTOCOPY even exists. So let's spend a little time talking about it today.The primary benefit of COPYTOCOPY is to reduce the amount of time required to run the COPY utility. Remember that the COPY utility can be used to take up to four image copies with a single execution...
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