Should you always use EXISTS rather than COUNT when checking for the existence of any correlating rows that match your criteria? Does the former really offer "superior performance and readability". Louis Davidson investigates.
2019-11-28
In this last article in the series, Robert Sheldon discusses ten guidelines that will help organisactions implement DevOps successfully.
2019-11-27
Learn how you can move encrypted data from on premises SQL Server to Azure SQL Database.
2019-11-26
2,448 reads
Window functions can be life savers by making a complicated SQL calculation easy. A window function combines that logic and provides row by row or window by window feedback. Read on to learn more!
2019-11-26
Australia and New Zealand’s leading cloud account software provider Xero needed a cost-effective monitoring solution with better features and coverage. Read Xero’s story about how they switched from their old monitoring tool to Redgate’s SQL Monitor.
2019-11-26
We participate in auctions all the time even when we don’t realize it. In this article, Joe Celko discusses the many different types of auctions and how they work.
2019-11-25
This time we will compare different solutions to copy system folders using different SSIS tasks.
2019-11-22 (first published: 2017-05-09)
13,866 reads
SQL Server Post Update Failure | Troubleshooting - In this tip we look at the steps to recover missing SQL Server mssqlsystemresource database files that cause SQL Server not to startup. This can occur when an update to SQL Server does not complete successfully therefore making these files absent from the folder where they need to reside.
2019-11-22
Phil Factor demonstrates some simple examples of how to use SQL Clone's PowerShell library to pass objects between cmdlets, and simplify common tasks, such as creating and deploying clones from various images. He then documents the objects and cmdlets, and illustrates their inputs and outputs.
2019-11-22
Every index has a matching statistic with the same name, and each statistic is a single 8KB page of metadata that describes the contents of your indexes. Stats have been around (and been mostly the same) for forever, so this is one of the places where SQL Server’s documentation really shines: Books Online has a ton of information about statistics. You honestly don’t need to know most of that – but if you wanna make a living performance tuning, there’s a ton of great stuff in there.
2019-11-21
Every Scooby-Doo mystery starts with a haunted house, a strange villain, and a trail...
By Steve Jones
Prompt AI released recently and I decided to try a few things with the...
By Kevin3NF
How should you respond when you get the dreaded Email/Slack/Text/DriveBy from someone yelling at...
i have sqlexpress on rds, is there any way i can get notifacation that...
Comments posted to this topic are about the item SQL Server, Heaps and Fragmentation
Comments posted to this topic are about the item Stairway to Azure SQL Hyperscale...
A table without a clustered index (heap) will NOT suffer from fragmentation during frequent updates or deletes. True or False?
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