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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. “. “Be The Back Story.

Servers 90
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The SQL Server Transaction Log, Part 4: Log Records

SQL Performance

The simplest definition of a log record: it describes a single change to a database. The simplest definition of a log record: it describes a single change to a database. A single operation in the database may cause multiple changes , but each change will usually have its own log record to describe it. What Are Log Records?

Servers 94
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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

Copyright The information ​​ that is contained ​​ in this document represents the current view of Microsoft Corporation on the issues discussed as of the date of publication. This White Paper is for informational purposes only.

Servers 40
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Common SQL Server Mishaps

SQL Performance

I've been teaching and writing about common SQL Server mistakes for many years. This article will expand on my previous article and point out how these apply to SQL Server , Azure SQL Database , and Azure SQL Managed Instance. SQL Server Agent alerts. DBCC CHECKDB. Memory settings.

Servers 49