If you’re going to Percona Live Europe Amsterdam 2016, and are specifically interested in MariaDB-related technologies, there are many talks for you to attend. On Tutorial Monday, you will want to attend my tutorial The Complete MariaDB Server Tutorial. In those three hours, you’ll learn about all the differences that MariaDB Server has to offer […]
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In this blog post, we’ll look at the MariaDB 10.2 CHECK and DEFAULT clauses. MariaDB 10.2 includes some long-awaited features. In this blog, we are going to discuss the improvements to some table definitions: the DEFAULT clause and the CHECK constraints. These clauses describe columns default values and rules for data validation. Note that MariaDB […]
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Welcome to the next installment of our talks with Percona Live Data Performance Conference 2016 speakers! In this series of blogs, we’ll highlight some of the speakers that will be at this year’s conference, as well as discuss the technologies and outlooks of the speakers themselves. Make sure to read to the end to get a special Percona […]
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The Percona Live Data Performance Conference 2016 is rapidly approaching, and we’re looking forward to providing an outstanding experience April 18-21 for all whom attend. Percona Live is the premier event for the rich and diverse open source community and businesses that thrive in the MySQL and NoSQL marketplaces. Attendees include DBAs, sysadmins, developers, architects, […]
Read MoreRecently Aphyr (Kyle Kingsbury) published https://aphyr.com/posts/327-call-me-maybe-mariadb-galera-cluster The article is technically valid, I am not going to dispute a conclusion Aphyr made, but it is also quite technically involved, so users who just jump to conclusion may get the wrong impression and we’re left with more questions than ever. So, let me state what is the […]
Read MoreOracle was in the news recently with the story of its license revenue declining as much as 17% in the recent quarter. This is blamed on transitioning to the cloud in some publications, but others, such as Bloomberg and TechRepublic, look deeper, seeing open source software responsible for the bulk of it. Things are especially […]
Read MoreLast week I hosted a webinar on using MySQL in the cloud for High Availability (HA) alongside 451 Research analyst Jason Stamper. You can watch the recording and also download the slides (free) here. Just click the “Register” button at the end of that page. We had several excellent questions and we didn’t have time […]
Read MorePercona 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 registration are now open. Hurry though because the deadline for submitting a speaking proposal […]
Read MoreEver since MySQL replication has existed, people have dreamed of a good solution to automatically split read from write operations, sending the writes to the MySQL master and load balancing the reads over a set of MySQL slaves. While if at first it seems easy to solve, the reality is far more complex. First, the […]
Read MoreAbout 2 weeks ago Oracle published the MySQL 5.7.7-labs-json version which includes a very interesting feature called “Generated columns” (also know as Virtual or Computed columns). MariaDB has a similar feature as well: Virtual (Computed) Columns. The idea is very simple: if we store a column
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in our table we may want to filter or group […]
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