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Logging Database Scoped Configuration Changes

Publié le 24 novembre 2021 sur sqlskills - jonathan kehayas
 

The introduction of DATABASE SCOPED CONFIGURATIONS in SQL Server 2016 enabled different configuration settings at the individual database level. However, there is no logging of changes to the database scoped settings by default in SQL Server, making it …

[Video] Office Hours on the Balcony Part 2

Publié le 24 novembre 2021 sur brentozar.com
 

Picking up right where we left off yesterday, we continue down through the not-so-highly-upvoted questions from https://pollgab.com/room/brento. Here’s what we covered: 00:00 Introductions 00:22 Andrew from Canada: To Null or not to Null? Th …

NOLOCK Is Bad And You Probably Shouldn’t Use It.

Publié le 23 novembre 2021 sur brentozar.com
 

I’m waiting for the YOLOck option.When you put NOLOCK in your query, SQL Server will: Read rows twice Skip rows altogether Show you changes that never actually got committed Let your query fail with an error This is not a bug. This is by design. …

Free Live Class This Week: Fundamentals of TempDB

Publié le 22 novembre 2021 sur brentozar.com
 

You’ve been working with Microsoft SQL Server for a couple of years, and you know a little bit about TempDB. You’ve heard that temp tables and table variables have different performance characteristics than regular user database tables, and …

[Video] PASS Data Community Summit Keynote: 5 Ways the Cloud Impacts Your Career

Publié le 18 novembre 2021 sur brentozar.com
 

Succeeding as a data professional is all about placing the right bets at the right times. The more you know about what’s happening around you, the better bets you can place. I’ve been working with databases for over two decades. In this ses …

[Video] Office Hours on the Balcony Part 1

Publié le 17 novembre 2021 sur brentozar.com
 

I hang out on my balcony in San Diego with a gin & tonic and a bunch of your highly upvoted questions from https://pollgab.com/room/brento. Here’s what we covered: 00:00 Introductions 01:33 FishCakesForTea: I have designed a filtered index fo …

Stats Q&A 2: Updating SQL Server Statistics

Publié le 16 novembre 2021 sur SQLSkills.com - Erin Stellato
 

Last week I presented a session, Demystifying Statistics in SQL Server, at the PASS Community Summit, and I had a lot of great questions; so many that I’m creating multiple posts to answer them. This second post is dedicated to questions specific …

SQL Server 2022 Slogan Contest Winners

Publié le 16 novembre 2021 sur brentozar.com
 

Last week, I challenged y’all to come up with slogans for SQL Server 2022. I have to confess that when I came up with the idea for that blog post, I thought y’all would take it seriously. I thought you’d come up with ideas that were m …

Stats Q&A 1: Creating SQL Server Statistics

Publié le 15 novembre 2021 sur SQLSkills.com - Erin Stellato
 

Last week I presented a session, Demystifying Statistics in SQL Server, at the PASS Community Summit, and I had a lot of great questions; so many that I’m creating multiple posts to answer them. This first post is dedicated to questions specific …

Free Live Class This Week: Fundamentals of Columnstore

Publié le 15 novembre 2021 sur brentozar.com
 

Your report queries are too slow. You’ve tried throwing some hardware at it: your production SQL Server has 12 CPU cores or more, 128GB RAM, and SQL Server 2016 or newer. It’s still not enough to handle your growing data. It’s already …


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