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MySQL monitoring meetup tonight!

Here’s your spammy day-of reminder about tonight’s free MySQL meetup. The topic is MySQL Monitoring Bonanza. There will be beer, pizza, pretty charts and graphs, and friends. Free as in beer (and pizza, did I mention that?)!

Further Reading:

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Troubleshooting MySQL Memory Usage

One of the most painful troubleshooting tasks with MySQL is troubleshooting memory usage. The problem usually starts like this – you have configured MySQL to use reasonable global buffers, such as
innodb_buffer_size, key_buffer_size etc, you have reasonable amount of connections but yet MySQL takes much more memory than you would expect, causing swapping or other problems.

This simple problem on the surface becomes challenge with MySQL because there are no clear resource usage metrics available, and so in most cases you do not know where exactly memory is allocated. This was not much of the problem in MySQL 3.23 when there would only handful of places where memory could be allocated but it is a lot larger problems with MySQL 5.5 with addition of user variables, stored procedures, prepared statements etc which can be a memory hog.

My intent with this post is dual. I would encourage MySQL Team at Oracle, MariaDB team or …

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Upcoming MySQL Events in Europe

Oracle’s European MySQL team is active running many events during the upcoming couple of months. We hope to see you there - Register Now!

Scale with MySQL

Are you looking to scale with MySQL? On-premise or in the cloud? Leveraging SQL and NoSQL Access? Join us for a free Oracle seminar focusing on best practices for MySQL performance and scalability.

MySQL Enterprise Edition Workshop

In this hands-on seminar we will present the MySQL Enterprise Edition management tools under guidance of Oracle’s MySQL experts providing hints and tips.

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Amazon DynamoDB ... Is it any good

As you might have noticed, I'm getting further away from MySQL here. This is just how things are I guess, I just do much less work with MySQL these days. The first migration was from MySQL to MongoDB, which was some time back. This was pretty successful, but note that we still have some data in MySQL, but the bulk of the data is in MongoDB right now.

Running any database on Amazon (and we run all databases on Amazon or on Amazon RDS service) may be costly, depending on how you utilize your resources. The recently announced Amazon DynamoDB is Amazons NoSQL service offering, but it is not like MongoDB with a twist, far from it. If you have read what I have written about MongoDB, I have now and then complained about the lack of functionality, but to be honest, I have learnt to live with MongoDB and it's shortcomings, and have started to like many of the JavaScript features of it (one thing I hate about it, and about JavaScript in general …

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slow_log and general_log tables in MySQL 5.1

“Server log tables” is one of the finest feature in MySQL 5.1 version but It looks like people are not using this feature regularly or perhaps they are happy with files only. Here, I’m explaining how we can enable that feature, use it and how it will be helpful for filtering the required statements in … Continue Reading

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SkySQL Presents a New Community Resource

SkySQL has always been committed to the MySQL® community and today we've unveiled a new resource page for the community. This is designed for the community to get a single point of information, assistance, and inspiration. While we are starting quite modestly it is up to you, the community, to make this the best resource for MySQL and related technologies.

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Screencast: Installing MariaDB on Windows

A screencast demonstrating the MariaDB Windows installer.

(I recommend watching it in full screen 720p, so you can see the details.)

Some links:

Acknowledgments:

A big thanks to Vladislav Vaintroub, MariaDB’s Windows guru, and to Rasmus Johansson for help with the screencast.

Save 10% on Percona Live MySQL Conference & Expo

If you still have not signed up for the Percona Live MySQL Conference & Expo (week of April 9th), use the following discount code from SkySQL to receive 10% off when registering:

SKY-PL12

And while you’re there, don’t forget to attend the following events on the day-after (4/13/2012) the Expo:

 

Why You Need a Part-Time Remote MySQL Expert

When I thought to start to write this post, I was thinking about all the logical reasons why you would consider hiring a part-time remote MySQL database administrator or MySQL expert.
It then occurred to me that most of the readers, who are reading this post now, already know or can imagine the benefits of hiring a DBA to take care of their system.

So what I want to offer is a case based on the emotional benefits and value a part-time DBA can offer you and your business.


1) Peace of Mind

A DBA can offer you peace of mind that one of your core business components is being taken care of. It is like maintaining your house gas boiler or car every now to keep it running in good working order and preventing it from blowing up. Except that in this example, if it …

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MariaDB 5.3 is now GA

This is another, in-case-you-missed-it, but it is definitely worth mentioning again:

MariaDB 5.3 is now GA

So, if you’re using MariaDB 5.1 or 5.2, I’d definitely recommend upgrading to the new MariaDB 5.3.

Also, if you’re a Windows user using MySQL 5.1, I’d highly consider making the switch to MariaDB 5.3 due to all of the Windows-specific improvements in it.

MariaDB 5.3 Enhancements:

  • Subquery optimizations
  • Semi-join subquery optimizations
  • Non-semi-join optimizations
  • Subquery Cache
  • Subquery Optimizations Map
  • Optimizations for derived tables and views
  • Disk access optimization
  • Join optimizations
  • Index Merge improvements
  • Optimizer control
  • NoSQL-style interfaces
  • Group commit for the binary log
  • Replication and binary logging enhancements …
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