What Does PERCENTILE_CONT Do?
In this article, Kathi Kellenberger takes on a logic puzzle in trying to understand how the windowing function, PERCENTILE_CONT, works.
2019-11-04
Additional Articles
Create a New SQL Server Maintenance Plan with the Maintenance Plan Designer
In this tip we look at how to use the SQL Server Maintenance Designer to build maintenance plans for your databases and instance.
2019-11-01
Accelerating Database Recovery with SQL Server 2019
Learn how to turn on and use newer SQL Server database recovery option called “Accelerated Database Recover”.
2019-10-31
SQL Productivity with SQL Prompt
There is an old joke that upgrading to the latest SQL Server is wasted on some DBAs, because they will still stick mainly to what worked in SQL Server 2005. This type of DBA is becoming rare, in my experience, but there is still some truth in the idea that many of us don’t get the ‘full power’ from our SQL Server tools. We work with them as they come, ‘out of the box’, and use only a fraction of their features. The time to explore ‘new stuff’, at least as much as we’d like to, remains elusive.
2019-10-31
Splitting a SQL Server Table Over Multiple Files
In this tip we look at how to move SQL Server tables from one filegroup to another filegroup.
2019-10-30
Planning for SAP HANA Deployments in Public Cloud Environments
Learn about the factors that should be taken into account if you are considering hosting SAP HANA in a public cloud.
2019-10-29
Recreating Databases from Scratch with SQL Change Automation
Phil Factor starts with the basics how to rebuild a set of development database from scratch, using SQL Change Automation, and then demonstrates how to check for any active sessions before rebuilding, import test data using BCP, and secure passwords if connecting to the target with SQL Server credentials.
2019-10-29
Establishing a DevOps Organisation
DevOps might sound intimidating if your organisation has not yet begun on its DevOps journey. In this article, Rahul Varshneya explains some of the benefits and reviews the stages all DevOps organisations go through to achieve it.
2019-10-28
Using the SQL Compare command line with Argfiles
Phil Factor demonstrates how using XML argfiles to pass parameters to SQL Compare cuts out a lot of the tedious scripting involved in modifying a database schema comparison and deployment process, as required for each target database.
2019-10-28
DevOps falling short?
Organizations are looking for help with their DevOps implementation, including Redgate tools, knowing where they want to go with their production and deployment but not sure where to start. Clear Measure have designed a 30-point DevOps Inspection & Report to provide you with the feedback and guidance you need to take your software development and deployment to another level. Request your inspection now.
2019-10-25
Blogs
Methodology for dealing with bad data in production
By Brian Kelley
Pinal Dave wrote up his methodology for what to do when you discover bad...
How to Provision an Azure SQL Database
Aside from spinning up a SQL Server instance container, the free Azure SQL Database...
Claude finds two cryptographic weaknesses (but the sky isn’t falling)
By Brian Kelley
If you haven't seen the announcement, Anthropic was able to utilize Claude (Mythos Preview)...
Forums
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Why SQL Server Database Attach fails and how to repair it
Comments posted to this topic are about the item Why SQL Server Database Attach...
Fixing P1 Queries
Comments posted to this topic are about the item Fixing P1 Queries
Question of the Day
BIT_COUNT() IV
In SQL Server 2025, I run this code:
select bit_count('A')
What is returned? See possible answers