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RYW Read-Your-Writes consistency explained | DBMS2 — DataBase Management System Services

EverestuncensoredMuch technology goes into eventual consistency, as well as into the data distribution and polling in the first place. And in tunable systems, the choices of N, R, and W — perhaps on a “table” by “table” basis — can get pretty interesting. I’m ducking all those subjects for now, however, not least because of how much I still have to learn about them.

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TSQL Challenge 21 – Reading, recognizing and processing graphical representation of digits. – TSQL Challenges

Here is a challenge that takes you away from those repetitive boring type of queries that you write over and over again, several times a day. All of us, the database people, are familiar with thinking in set based manner as well as row by row style. Here is something that is very interesting where […]

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What kind of DBA are you? Oracle Software Downloads

When I was a college professor I used to tell my students that “there are no stupid questions”, but that was 25 years ago, back when entry into the computer room was closely guarded.  Back then, Geekdom had “barriers to entry“, and only those people who had studied for years could gain entry into the […]

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FAWN: Fast Array of Wimpy Nodes for Sun Oracle, Google, and Facebook

FAWN: Fast Array of Wimpy Nodes for Sun Oracle, Google, and Facebook: by mbenedict October 16, 2009 7:12 PM PDT It’s not just about the raw cost. There’s a finite amount of electricity you can bring to a data center, so at some point the number of queries you can do per kWh becomes very […]