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Articles tagged sql monitor

22 December 2020
22 December 2020

Security is hard work

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I was once a database administrator in charge of several SQL Servers hosting the databases of vendor apps. Right after taking the job, I began looking at things like backups and security. I was quite shocked to find that one of the most important SQL Servers in the firm had a blank sa password. I … Read more
08 October 2020
08 October 2020

DBA in training: Security

Securing data is not always easy to do, but it should be the top responsibility for database administrators. From protecting the physical servers to preventing copies of backups files from getting into the wrong hands, there is a lot to consider. In this article, Pamela Mooney covers what DBAs need to think about when securing their organisation’s data.… Read more
26 May 2020
26 May 2020

Improve Row Count Estimates for Table Variables without Changing Code

Table variables can cause performance issues with joins when they contain a large number of rows. In SQL Server 2019, Microsoft has improved how the optimizer works with table variables which can improve performance without making changes to your code. In this article, Greg Larsen explains how this feature works and if it really does make a difference.… Read more
21 May 2020
21 May 2020

Hands-On with Columnstore Indexes: Part 1 Architecture

Microsoft introduced Columnstore with SQL Server 2012 and have improved the feature in every version since then. You may be wondering why they are different than traditional indexes and how they work. In this series, Edward Pollack explains the architecture of Columnstore indexes. In future articles in the series, he will describe best practices for Columnstore.… Read more
20 May 2020
20 May 2020

Key Insights from the 2020 State of SQL Server Monitoring Report

This marks the third year that Redgate have launched a survey to better understand how organisations monitor their databases. This year, 971 database professionals from around the world responded. Here are some of the key insights from the survey: Estates are growing more than ever Companies who reported over 1,000 SQL Server instances grew 9% … Read more
29 April 2020
29 April 2020

Right-Sizing Row Mode Query Memory Requirements

When the optimizer doesn’t estimate the correct amount of memory for a query, either memory is wasted that could be used for other processes or some operations will spill to disk. Microsoft has added Memory Grant Feedback to help overcome this issue. In this article, Greg Larsen explains what you need to know about this new feature. … Read more