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T-SQL Windowing Improvements in SQL Server 2022

SQL Performance

Microsoft recently released the first public preview of SQL Server 2022. I’ll be using the sample database TSQLV6 in the examples in this article. You can download this sample database here. This clause is now available in Azure SQL Database and SQL Server 2022, provided you use database compatibility level 160 or higher.

Servers 145
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Additional T-SQL Improvements in SQL Server 2022

SQL Performance

Recently I covered some of the T-SQL improvements in SQL Server 2022 here , and Aaron Bertrand covered additional improvements here. Microsoft just announced the release of SQL Server 2022 CTP 2.1. I’ll be using the sample database TSQLV6 in the examples in this article. You can download this sample database here.

Servers 142
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PostgreSQL Vacuuming to Optimize Database Performance and Reclaim Space

Percona

In PostgreSQL, vacuuming is a maintenance task that helps to optimize database performance and reclaim space. PostgreSQL and other database management systems use MVCC to ensure consistent reads and prevent data loss from concurrent updates. It is essential to run a vacuum to keep the database running smoothly periodically.

Database 105
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Identify Active Databases and Users in MySQL

Percona

Database administrators often need to identify inactive databases and users to save resources. This can be done using various methods to determine which databases and users are frequently accessed. We can save disk space and other resources by purging inactive databases and users.

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Why Tcl is 700% faster than Python for database benchmarking

HammerDB

Python is a popular programming language, especially for beginners, and consequently we see it occurring in places where it just shouldn’t be used, such as database benchmarking. We use stored procedures because, as the introductory post shows, using single SQL statements turns our database benchmark into a network test).

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Dealing With “Too Many Connections” Error in MySQL 8

Percona

Over the years of being a DBA, I had to deal with all kinds of problems in the database. Still, the users keep falling into this trap, maybe because of a poorly configured database, a change in the application components, or just because of a sudden increase of connections in the application. A lot has been written about this error.

C++ 90
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RSA Guide 2023: Cloud application security remains core challenge for organizations

Dynatrace

The CVE Program, which publishes vulnerabilities as they become known, reported a 25% increase in vulnerabilities between 2021 and 2022. 2022 CISO Report: Retail sector – report Dive deep into the state of runtime vulnerability management in retail and how to protect your brand. Learn more with the 2022 InfoSec guide.

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