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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.

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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

Microsoft, ​​ Windows, ​​ Windows NT, ​​ and Windows Server ​​ are registered trademarks of Microsoft Corporation in the United States and/or other countries. The names of actual companies and products mentioned herein may be the trademarks of their respective owners.

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Observability platform vs. observability tools

Dynatrace

For example, in 2005, Dynatrace introduced a distributed tracing tool that allowed developers to implement local tracing and debugging. A database could start executing a storage management process that consumes database server resources. The case for an integrated observability platform.

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SQL Server On Linux: Forced Unit Access (Fua) Internals

SQL Server According to Bob

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. The Back Story.

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Simple Parameterization and Trivial Plans — Part 2

SQL Performance

When SQL Server applies simple parameterization to an ad-hoc statement, it makes a guess about the data type of the replacement parameter. For the time being, let’s look at some examples using the Stack Overflow 2010 database on SQL Server 2019 CU 14. The bigint type isn’t used for server-side parameterization.

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Simple Parameterization and Trivial Plans — Part 1

SQL Performance

This series doesn’t dwell too long on the basics but concentrates on less well-known aspects likely to trip up even the most experienced database professionals. It's almost always better to explicitly parameterize statements, rather than relying on the server to do it. ALTER DATABASE SCOPED CONFIGURATION. Shell Plans.

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Overlooked T-SQL Gems

SQL Performance

In my examples I'll use a sample database called TSQLV5. You can find the script that creates and populates this database here , and its ER diagram here. The EOMONTH function was introduced in SQL Server 2012. SQL Server 2017 introduced support for the function TRIM. SQL Server 2012 introduced the function CONCAT.

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