Category: Routing & Switching
Understanding Inner and Outer Joins
One of the most difficult concepts for me as I was learning database syntax was joins. Of course, I tried reading and understanding articles and books that dealt with this topic. In almost every case, I was faced with the Venn diagram examples.
Read moreBecoming a Rock Star Hadoop Administrator, Part 1
Hadoop is just storage and computing, so administering a Hadoop cluster should be a breeze, right? Well… not necessarily. When we’re talking about Hadoop, we’re talking about a fast-moving open source project that covers many disciplines and requires deep understanding of Linux, Java, and other ecosystem projects with funny names like ZooKeeper, Flume, and Sqoop. Fear not, in these posts, we hope to help you on your journey to becoming a rock star Hadoop administrator.
Read moreStatistically Speaking — Training Benefits
Facts and figures become more comprehensible through visualization. In our new series, Statistically Speaking, we are using information graphics (infographics) to present data from the IT and business industry, quickly and clearly.
Read moreManagers Your People Need a MAP
Here’s a quick acid test of your hiring-to-turnover ratio. How often are one of these phrases heard in your company? • “I’m not a micro-manager.” • “I hired them to….” • “They know what they’re supposed to do.” If our business world was homogenous then those phrases would be correct because every sales job would […]
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