In this blog post, we’ll discuss how to improve the performance of slow MySQL queries using Apache Spark. Introduction In my previous blog post, I wrote about using Apache Spark with MySQL for data analysis and showed how to transform and analyze a large volume of data (text files) with Apache Spark. Vadim also performed a […]
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In this blog post, we’ll look at pipelining versus parallel query execution when using X Plugin for MySQL 5.7. In my previous blog post, I showed how to use X Plugin for MySQL 5.7 for parallel query execution. The tricks I used to make it work: Partitioning by hash Open N connections to MySQL, where N = number […]
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In this post, I’ll discuss how MySQL 5.7 handles UTF8MB4 and the load data infile. Many of my clients have told me that they do not like using the LOAD DATA INFILE statement and prefer to manually parse and load the data. The main reason they do it is issues with the character sets, specifically […]
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In this blog series, I will share my experiences as I migrate commercial databases (i.e., Microsoft SQL or Oracle) to open source (MySQL). More specifically, we will look at how you can migrate from MS SQL Server to MySQL. For this first blog post I’ve chosen Jira database as an example, and used three different tools to […]
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In this blog post, I’ll discuss how to use MySQL 5.7 Document Store to track data from Internet of Things (IoT) devices. Using JSON in MySQL 5.7 In my previous blog post, I’ve looked into MySQL 5.7.12 Document Store. This is a brand new feature in MySQL 5.7, and many people are asking when do I […]
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In this blog, I discuss a MongoDB administration checklist designed to help MySQL DBAs. If you are MySQL DBA, starting MongoDB administration is not always an easy transition. Although most of the concepts and even implementation are similar, the commands are different. The following table outlines the typical MySQL concepts and DBA tasks (on the […]
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In this blog, we will discuss MySQL 5.7 asynchronous query execution using the X Plugin. Overview MySQL 5.7 supports X Plugin / X Protocol, which allows (if the library supports it) asynchronous query execution. In 2014, I published a blog on how to increase a slow query performance with the parallel query execution. There, I created a prototype […]
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In this blog, we’ll look at the MySQL 5.7 document store feature, and how it is implemented. Document Store MySQL 5.7.12 is a major new release, as it contains quite a number of new features: Document store and “MongoDB” like NoSQL interface to JSON storage Protocol X / X Plugin, which can be used for asynchronous […]
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This blog post will discuss creating geo-enabled applications with MongoDB, GeoJSON and MySQL. Introduction Recently I published a blog post about the new GIS features in MySQL 5.7. Today I’ve looked into how to use MongoDB (I’ve tested with 3.0 and 3.2, with 3.2 being much faster) for the same purpose. I will also talk […]
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This blog post will discuss the issues and solutions for MySQL Data at Rest encryption. Data at Rest Encryption is not only a good-to-have feature, but it is also a requirement for HIPAA, PCI and other regulations. There are three major ways to solve data encryption at rest: Full-disk encryption Database-level (table) encryption Application-level encryption, […]
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