Did you know? DZone has great portals for Python, Cloud, NoSQL, and HTML5!

SQL

  • submit to reddit

NoSQL for us RDBMS folks - MongoDB 101

This article is part of the DZone NoSQL Resource Portal, which is brought to you in collaboration with Neo Technology and DataStax. Visit the NoSQL Resource Portal for additional tutorials, videos, opinions, and other resources on this topic.

As you probably know, I have been doing RDBMS work for many years, some 25+ years by now. At Recorded Future I am the database architect, and although an RDBMS is used extensively, MySQL in this case, we are looking at options, and are currently doing more...

1 replies - 3237 views - 12/01/11 by Anders Karlsson in Articles

Deploying MySQL on Amazon EC2 – 8 Best Practices

There are a lot of considerations for deploying MySQL in the Cloud.  Some concepts and details won't be obvious to DBAs used to deploying on traditional servers.  Here are eight best practices which will certainly set you off on the right foot.**...

1 replies - 3609 views - 11/10/11 by Sean Hull in Articles

3 Biggest MySQL Migration Surprises

Once a development or operations team gets over the hurdle of open-source, and start to feel comfortable with the way software works outside of the enterprise world, they will likely start to settle in and feel comfortable.  Fear not, there are more...

0 replies - 3707 views - 09/21/11 by Sean Hull in News

5 Ways to Boost MySQL Scalability

There are a lot of scalability challenges we see with clients over and over. The list could easily include 20, 50 or even 100 items, but we shortened it down to the biggest five issues we see. 1. Tune those queries

0 replies - 6182 views - 07/31/11 by Sean Hull in News

“NewSQL-as-a-Service” Cloud Database

In a blog post following a recent report by the 451 Group, Matthew Aslett, a senior analyst for the research firm, defines the term “NewSQL” as a new breed of SQL database-related products.

0 replies - 4483 views - 07/01/11 by Razi Sharir in News

The "NewSQL" Market Breakdown

Matt Aslett from the 451 group created a term called “NewSQL”. On the definition of NewSQL, Aslett writes: “NewSQL” is our shorthand for the various new scalable/high performance SQL database vendors. We have previously referred to these products as...

0 replies - 7233 views - 04/08/11 by Liran Zelkha in News

Five Predictions for your Database in 2011 - NoSQL Hype Will Decline

What does 2011 hold for your database? Below are our main predictions for the year ahead: Database models and alternatives settle back on SQL

2 replies - 5323 views - 04/05/11 by Razi Sharir in News

Is VoltDB really as scalable as they claim?

This is a guest post by Baron Schwartz that was posted on Peter Zaitsev's blog

0 replies - 5547 views - 03/01/11 by Peter Zaitsev in News

Three Common Application Performance Challenges for Developers

Java is a great language. It manages memory for you, teaches us about object-oriented programming, and makes us better coders as we use it. Plus, it really is a ‘write once, run anywhere’ language. Nonetheless, Java applications can run into a few...

6 replies - 12280 views - 12/22/10 by Bhaskar Sunkara in Articles

Daily Dose - After Two Years, a New MySQL is Unveiled

It was two years ago when Sun released MySQL 5.1.  Today the open source project's formidable user base will finally get the next major release, MySQL 5.5.  The first major version produced by Oracle includes InnoDB by default, SIGNAL/RESIGNAL support for...

0 replies - 24488 views - 12/17/10 by Mitchell Pronsc... in Daily Dose

More on dangers of the caches

I wrote couple of weeks ago on dangers of bad cache design. Today I’ve been troubleshooting the production down case which had fair amount of issues related to how cache was used. The deal was as following. The update to the codebase was performed and...

0 replies - 4525 views - 11/24/10 by Peter Zaitsev in News

MySQL Limitations Part 1: Single-Threaded Replication

I recently mentioned a few of the big “non-starter” limitations Postgres has overcome for specific use cases. I decided to write a series of blog posts on MySQL’s unsolved severe limitations. I mean limitations that really hobble it for major,...

0 replies - 5519 views - 11/15/10 by Peter Zaitsev in News

Daily Dose - Google Fires Back: 'Oracle Doctored the Code in Question'

Google presented a new document to the court in the Oracle-Android case.  In the document, Google says that they did not copy Oracle's Java APIs and that Oracle had revised or deleted essential passages in the evidence that attempts to prove Google's...

0 replies - 22724 views - 11/13/10 by Mitchell Pronsc... in Daily Dose

10 things in MySQL that won’t work as expected

#10. Searching for a NULL SELECT *FROM aWHERE a.column = NULL In SQL, a NULL is never equal to anything, even another NULL. This query won’t return anything and in fact will be thrown out by the optimizer when building the plan.

3 replies - 9756 views - 11/12/10 by Alex Bolenok in News

SQL Can Be Slow -- Why Do People Doubt This?

Here's a typical problem that results from "SQL Hegemony" -- all data must be in a database, and all access must be via SQL. This can also be called the "SQL Fetish" school of programming.War Story. On a Data Warehousing project, we...

12 replies - 6803 views - 10/01/10 by Steven Lott in News