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Category: Microsoft SQL Server
MySQL 8.0.29 and Percona XtraBackup Incompatibilities

Feed: Planet MySQL; Author: Marcelo Altmann; Earlier last week, Oracle released their Q2 releases series. Unlike previous releases, backward compatibility has now been broken with previous versions of MySQL. MySQL 8.0.29 extended the support for the online DDL algorithm INSTANT. Prior to 8.0.29 only adding columns to the end of the table was supported. In 8.0.29, this functionality was extended to allow the INSTANT algorithm the ability to add columns in any position of the table as well to drop columns. This new functionality required the redo log version to increase and new redo log types to be added, thus ... Read More
Comparing performances of CSV to RDS, Parquet, and Feather file formats in R
Feed: R-bloggers. Author: tomaztsql. [This article was first published on R – TomazTsql, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. From the previous blogpost:– CSV or alternatives? Exporting data from SQL Server data to ORC, AVRO, Parquet, Feather files and store them into Azure data lake we have created Azure blob storage, connected secure connection using Python and started uploading files to blob store from SQL Server. Alongside, we compared the performance of ... Read More
Amazon RDS for SQL Server now supports SQL Server 2016 SP3, 2017 CU27, and 2019 CU15
Feed: Recent Announcements. New minor versions of Microsoft SQL Server are now available on Amazon RDS for SQL Server, offering performance and security fixes. Amazon RDS for SQL Server supports the new minor versions for Microsoft SQL Server 2016, 2017, and 2019 on the Express, Web, Standard, and Enterprise Editions ... Read More
How to Deploy MySQL on Ubuntu and Fully Managed

Feed: Planet MySQL; Author: ScaleGrid.io; In this blog post, we will show you a step-by-step guide on how to install and set up a MySQL server both manually on the Ubuntu 20.04 operating system, as well as by using ScaleGrid’s managed database service. In the following sections of this tutorial, we will help you through every step to successfully set up your very own MySQL server and configure it properly. A bit about MySQL & Ubuntu MySQL is an open-source relational database management system (DBMS). It runs on Windows and Linux Servers, and it is commonly installed as part of ... Read More
AWS MySQL Security on RDS: Database Level
Feed: Planet MySQL; Author: MyDBOPS; In the previous blog, we have gone through about network-level security in RDS. In this blog, we will see about the Database level security in RDS. After network-level restriction to host, we can’t allow a user to connect to the database from anywhere over the internet. We need to restrict user access at the Database level as well. Need to create a user with a restricted host along with a strong password to avoid cracking of password. In RDS we have a special feature named Identity and Access Management (IAM). We need to monitor the ... Read More
Andreas ‘ads’ Scherbaum: Abbas Butt
Feed: Planet PostgreSQL. Date: 02.05.2022 Tags: postgresql edb development Category: Interviews Interview conducted by: Andreas Scherbaum PostgreSQL is the World’s most advanced Open Source Relational Database. The interview series “PostgreSQL Person of the Week” presents the people who make the project what it is today. Read all interviews here. Please tell us about yourself, and where you are from. My name is Ghulam Abbas Butt and I am from a small town called Wah Cantt, near Islamabad, Pakistan. I am a Senior Software Architect at EnterpriseDB. I have been working for EnterpriseDB since Jan ... Read More
Announcing new investments to help accelerate your move to Azure
Feed: Microsoft Azure Blog. Author: Zia Mansoor. As businesses adapt to new ways of operating, IT leaders are presented with increasing challenges to achieving sustainable growth. Ensuring your business continues to run without interruptions while adapting and transforming can be paramount. If your company is looking for options to migrate your server estate to the cloud, we have news for you. Outstanding offers Extended Security Updates and Azure Migration and Modernization Program support to larger migration projects. Microsoft has great offers for Windows Server and SQL Server customers looking to move to the cloud. Azure offers free Extended Security Updates for SQL ... Read More
MySQL Cookbook
Feed: O'Reilly Media, Inc. Upcoming Titles. Author: O'Reilly Media, Inc.. For MySQL, the price of popularity comes with a flood of questions from users on how to solve specific data-related issues. That's where this cookbook comes in. When you need quick solutions or techniques, this handy resource provides scores of short, focused pieces of code, hundreds of worked-out examples, and clear, concise explanations for programmers who don't have the time (or expertise) to resolve MySQL problems from scratch.In this updated fourth edition, authors Sveta Smirnova and Alkin Tezuysal provide more than 200 recipes that cover powerful features in both MySQL ... Read More
Iterating over multiple database tables with R
Feed: R-bloggers. Author: HighlandR. [This article was first published on HighlandR, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don't. You want to run a query over multiple tables in your database / warehouse and then process and visualise the combined results of those queries. You need to be able to switch between servers, databases, schemas and tables, selecting different columns and applying different conditions in the WHERE clause. You don’t have permsissions to ... Read More
David Z: global deadlock in a distributed database cluster

Feed: Planet PostgreSQL. 1. Overview Nowadays, supporting distributed transactions is a typical requirement for many use cases, however, the global deadlock detection is one of the key challenging issues if you plan to use PostgreSQL to setup a distributed database solution. There are many discussions about global deadlock, but this blog will provide you a step-by-step procedure about how to create such a global deadlock and share some thoughts based on personal experience. 2. Deadlock First of all, the basic concept of a deadlock is that Process A is trying to acquire Lock2 while it is holding Lock1 and Process ... Read More
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