How is automation impacting the dba role?

via GIPHY I was at a dinner party recently, and talking with some colleagues. I had worked with them years back on Oracle systems. One colleague Maria said she really enjoyed my newsletter. Join 38,000 others and follow Sean Hull on twitter @hullsean. She went on to say how much has changed in the last …

Is maintenance as sexy as innovation?

via GIPHY A recent NYT piece on our aging american infrastructure got me thinking. It seems that roads, bridges, airports & city sewer systems are all in need of repair. Sadly as budgets to maintain these systems in good repair are often short, they become larger problems to fix as their status becomes critical. Join …

How to interview an amazon database expert

via GIPHY Amazon releases a new database offering every other day. It sure isn’t easy to keep up. Join 35,000 others and follow Sean Hull on twitter @hullsean. Let’s say you’re hiring a devops & you want to suss out their database knowledge? Or you’re hiring a professional services firm or freelance consultant. Whatever the …

If you use MySQL in the Amazon cloud, you need to ask yourself this question

Join 25,000 others and follow Sean Hull on twitter @hullsean. Are you serious about backups? If you’re just using Amazon EBS snapshots, that may not be sufficient. There’s a good chance it won’t protect you against your next data loss. That’s why I like to have a few different types of backups Also: 5 more …

Why startups need techops

I was at a talk recently on node.js. Even if I’m not working with a technology directly, it’s exciting to see what’s out there, and node.js is bringing some hyper fast performance to a certain category of web applications. During the keynote, the speaker mentioned a service to deploy applications on. I can’t name names …

A CTO Must Never Do This…

A couple years back I was contacted to look at a very strange problem. The firm ran flash sales. An email goes out at noon, the website traffic explodes for a couple of hours, then settles back down to a trickle. Of course you might imagine where this is going. During that peak, the MySQL …

Extract Transform & Load – What is it and why is it important?

So-called ETL relates to moving data from external sources into and out of relational databases or data warehouses. Extract Source systems may store data in an infinite variety of formats.  Extracting involves getting that data into common files for moving to the destination system.  CSV file also known as comma separated values is named because …

Oracle DBA Interview Questions

Oracle Database Administrator or often called DBAs are an indispensable part of your operations team. They manage the systems that house all your business data, your customers, products, transactions and all that analytical data on what customers are actually doing. If you’ve ever been on the hunt, you may wonder, why the shortage of DBAs? …

MySQL DBA Interview Questions

One of the more popular articles on our site according to Google is the Oracle DBA Interview Questions article we did a few years ago. So with that in mind, we’ve put together a similar article for MySQL DBA Interviews. 1. Explain two ways that MySQL Replication can get out of sync. What are the …

APress – Expert Oracle DB Arch by Tom Kyte

I have a confession to make. I haven’t read an Oracle book cover-to-cover in almost three years. Sure I skim through the latest titles for what I need and of course check out documentation of the latest releases. That’s what good docs provide, quick reference when you need to check syntax, or details of a …