Upgrade PostgreSQL 9.X to 12.X in Windows
Learn how you can upgrade a PostgreSQL server and ensure your databases follow to the new version.
Melissa Data Quality Solutions for SSIS
For organizations relying on the SQL Server, Melissa's solutions directly integrate with SSIS, so the learning curve is minimal. You can drag and drop Melissa components in SSIS to validate, cleanse, append and enhance data.
What will you learn at the Redgate Summit?
There's just 1 week left until the Redgate Summit: The Future of Database DevOps. Check out this blogpost for what's in store, spoilers from our speakers on what they're most excited to share on the day, and why you should attend.
AI Can Improve Healthcare
One area where AI has found some traction is in the healthcare industry, where is seems to be helping improve care.
SQL Server Extended Events Filtering by Database Name
In this article we look at how to properly filter out events using a database name pattern in an Extended Events Session.
What's the Quarantine state in Windows Failover Clusters
In this article we cover why Windows Failover Cluster nodes can go into a quarantined state, how to resolve this as well as how to set threshold values for this cluster node state.
Let it go
I’ve been digging through the 18 years’ worth of articles, editorials, blogs, contests, interviews, promotions, and announcements over at Simple Talk. There are over 5000 posts, and many are quite outdated, especially those announcing beta versions of software or other time-sensitive content. Some articles haven’t seen the light of day for 10 years, yet some […]
Guide to Quickly Creating an Azure Data Lake Storage
Read a step by step guide to setting up an Azure Data Lake Storage account.
Tough Interview Questions
Steve ran across a list of interview questions and wonders if it's a good test for an experienced database developer.
Your SQL Servers Are Misconfigured...
It's probably not your fault, but relying on the defaults of a SQL Server installation might be impacting the performance of your instance.
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers