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Showing entries 1 to 10 of 336 10 Older Entries

Displaying posts with tag: NoSQL (reset)

Should we be muddying the relational waters? Use cases for MySQL & Mongodb
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Many of you know I publish a newsletter monthly. One thing I love about it is that after almost a decade of writing it regularly, the list has grown considerably. And I’m always surprised at how many former colleagues are actually reading it. So that is a really gratifying thing. Thanks to those who are, … Continue reading Should we be muddying the relational waters? Use cases for MySQL & Mongodb →

Are software benchmarks to blame for Volkswagens woes?
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With the recent media attention Volkswagen has gotten, a lot of folks are wondering, how could that happen? Aren’t there checks & balances? Join 32,000 others and follow Sean Hull on twitter @hullsean. Then I ran across this observation on Todd Hoff’s brilliant blog High Scalability Is what Volkswagen did really any different that what … Continue reading Are software benchmarks to blame for Volkswagens woes? →

How to configure AWR system
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In this article, we introduce myawr and mongoawr system .

Read this PDF, you will learn how to configure them.

How to configure AWR system.

Replication in real-time from Oracle and MySQL into data warehouses and analytics
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Analyzing transactional data is becoming increasingly common, especially as the data sizes and complexity increase and transactional stores are no longer to keep pace with the ever-increasing storage. Although there are many techniques available for loading data, getting effective data in real-time into your data warehouse store is a more difficult problem. VMware Continuent provides

Percona Live Europe 2015! Call for speakers; registration open
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Percona Live is moving from London to Amsterdam this year and the event is also expanding to three full days. Percona Live Europe 2015, September 21-23, will be at the Mövenpick Hotel Amsterdam City Centre. The call for speakers and Super Saver  …

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Indexing MySQL JSON Data
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“MySQL’s JSON data type is great! But how do you index the JSON data?” I was recently presenting at the CakePHP Cakefest Conference and was asked that very question. And I had to admit I had not been able to play, er, experiment with the JSON datatype to that level. Now I have and it is fairly easy.

1. Create a simple table
mysql> desc colors;
| Field | Type | Null | Key | Default | Extra |
| popular_name | char(10) | YES | | NULL | |
| …

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MySQL JSON Functions
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What the MySQL team is doing with JSON (JavaScript Object Notation) in MySQL 5.7 is great! The MySQL Server Blog (Rick Hillegas and Dag Wanvik) published two key articles about new JSON functions. If you don’t follow these, let me highlight them as a set:

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Upcoming webinar – SQL & NoSQL – the best of both worlds
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On Thursday I’ll be hosting a webinar explaining how you can get the best from the NoSQL world while still getting all of the benefits of a proven RDBMS. As always the webinar is free but please register here.

Even if you can’t join the live webinar, it’s worth registering as you’ll be emailed a link to the replay as soon as it’s available.


There’s a lot of excitement about NoSQL data …

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MySQL Cluster 7.4 is GA!
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The General Availability of MySQL Cluster 7.4 has just been announced by Oracle.

The MySQL team at Oracle are excited to announce the General Availability of MySQL Cluster 7.4, ready for production workloads.

MySQL Cluster 7.4.4 can be downloaded from and the …

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‘Indexing’ JSON documents for efficient MySQL queries over JSON data
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MySQL meets NoSQL with JSON UDF

I recently got back from FOSDEM, in Brussels, Belgium. While I was there I got to see a great talk by Sveta Smirnova, about her MySQL 5.7 Labs release JSON UDF functions. It is important to note that while the UDF come in a 5.7 release it is absolutely possible to compile and use the UDF with earlier versions of MySQL because the UDF interface has not changed for a long time. However, the UDF should still be considered alpha/preview level of quality and should not be used in production yet! For this example I am using Percona …

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Showing entries 1 to 10 of 336 10 Older Entries

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