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Better be safe than sorry or how to "cluster" clusters. MySQL InnoDB ClusterSets
Matthias Jung
MySQL
We have already reported several times about the MySQL InnoDB Cluster and the associated components such as the MySQL Shell and the MySQL Router (e.g., https://blog.ordix.de/mysql-shell-cluster-your-application-in-40-minutes). With version 8.0.28 there is another innovation in this "triumvirate". The InnoDB ClusterSets. This allows the DBA to comfo...
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MySQL HeatWave - Speed up your OLAP tasks
Raphael Salguero
Oracle
A few months ago, Oracle published the new MySQL HeatWave feature for the Oracle Cloud Infrastructure (OCI), which promised to speed up analysis and transactional queries on your MySQL database without big effort. By using so called "HeatWave-Engines" (or "RAPID-Engines") in addition to the original MySQL instance, customers will be able to us...
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Just take it easy. InnoDB automatic configuration
Matthias Jung
MySQL - English Articles
Repeatedly customers ask us how to set the most important parameters of the InnoDB storage engine. But the answer can be amazingly simple for MySQL Version 8.0: innodb_dedicated_server = ON Don't think twice it is alright? With MySQL 8.0 the InnoDB engine is the de facto standard for operating MySQL databases. A wise configuration of the most impor...
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Less is more. MySQL Binlog Transaction Compression
Matthias Jung
MySQL - English Articles
The MySQL binary log is of particular importance for the operation of critical databases. It is the central point for DR and/or backup concepts. We have already talked about the mechanism and benefits of this "log file" in many places in this blog. With version 8.0.20, it is now possible to use compression. We will report on this topic in the follo...
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Installation and use of dbatools on a computer without internet connection
Andreas Jordan
Englisch
A customer of ours manages all SQL Servers from a central management server and would like to use the PowerShell module dbatools for this purpose in the future. So far, so good. The only problem is that there is no internet connection on this management server. The only possibility is to start a browser on another computer and use it to load files ...
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Output results of sp_Blitz in markdown format
Andreas Jordan
Englisch
The sp_Blitz procedure from Brent Ozar's First Responder Kit checks the configuration and state of Microsoft SQL Servers and presents problems found in a tabular format. We like to use this procedure during the first contact with new customers to get a quick overview of their SQL Servers.Recently I learned about the possibility to output the result...
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