The latest from the MySQL community

If you have worked with an RDBMS for some time, you will likely have come across the statement SELECT 1.

However, rarely is it correctly explained to engineers what the origin of SELECT 1 is, and why it’s useless and wasteful? A google search is not going to give you the response you would hope, these ranked responses are just as useless as the statement itself.

Bloat

Seeing a SELECT 1 confirms two things. First you are using a generic ORM framework, quote, and second, you have never optimized your SQL traffic patterns.

“Frameworks generally suck.
They CLAIM to improve the speed of development and abstract the need to know SQL.
The REALITY is the undocumented cost to sub-optimal performance, especially with data persistence.”

Connection Pooling

SELECT 1 comes from …

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 …

Continue reading "How is automation impacting the dba role?"

Amazon is releasing new products & services to it’s global cloud compute network at a rate that has all of our heads spinning. Join 32,000 others and follow Sean Hull on twitter @hullsean. Here’s new stuff worth mentioning around databases & data. 1. For ETL – AWS GLUE Moving data from your transactional MySQL or … Continue reading What products & improvements are new on AWS? →

Since MySQL now can be used on Oracle Cloud, you will be able to experience a more secure, cost-effective and enterprise-level database applications using MySQL.

The post Oracle MySQL Cloud Service appeared first on Datavail.

One of the most common engagements I do is working with firms in and around the NYC startup sector. I evaluate AWS infrastructures & applications built in the Amazon cloud. Join 32,000 others and follow Sean Hull on twitter @hullsean. I’ve seen some patterns in customers usage of Amazon. Below is a laundry list of … Continue reading 5 core pieces of the Amazon Cloud puzzle to get your project off the ground → …

There’s a strong trend to automation across the cloud. That’s a great thing for startups because it reduces operational headaches & lets them focus on building products. Join 31,000 others and follow Sean Hull on twitter @hullsean. But as that trend begins to touch the database tier, all sorts of complications emerge. Let’s take a … Continue reading When hosting data on Amazon turns bloodsport →

The Big Data explosion in recent years has created a vast number of new technologies in the area of data processing, storage, and management. One of the biggest names to appear on the scene is Hadoop. In case you need a quick review, Hadoop is a Big Data storage system that takes in large amounts of data from servers and breaks it into smaller, manageable chunks. The technology is complex but at a high level the Hadoop ecosystem essentially takes a “divide and conquer” approach to processing Big Data instead of processing data in tables, as in a relational database like Oracle or MySQL.

One projection expects …

Improving the performance of a web system involves knowledge of how the entire technology stack operates and interacts. There are many simple and common tips that can provide immediate improvements for a website. Some examples include:

• Using a CDN for assets
• Compressing content
• Making fewer requests (web, cache, database)
• Asynchronous management
• Optimizing your SQL statements
• Have more memory
• Using SSD’s for database servers
• Updating your software versions
• Adding more servers
• Configuring your software correctly
• … And the general checklist goes on

Understanding where to invest your energy first, knowing what the return on investment can be, and most importantly the measurement and verification of every change made is the difference between blind trial and error and a solid plan and process. …

Join 29,000 others and follow Sean Hull on twitter @hullsean. Can RDS worsen an outage ?? That’s another way to think about this question. In my experience, it very clearly increases outages, by tying one or both hands behind your back. Believe me when I say, that is terribly frustrating when you’re putting out fires! […]

Join 29,000 others and follow Sean Hull on twitter @hullsean. Oh RDS, you offer such promise, but damn it if the devil isn’t always buried in the details. Diving into a recent project, I’ve been looking at upgrading RDS MySQL. Major MySQL upgrades can be a bit messy. Since the entire engine is rebuilt, queries […]