Don’t use DISTINCT as a “join-fixer”
I’ve quietly resolved performance issues by re-writing slow queries to avoid DISTINCT. Often, the DISTINCT is there only to serve as a “join-fixer,” and I can explain what that means using an example.
I’ve quietly resolved performance issues by re-writing slow queries to avoid DISTINCT. Often, the DISTINCT is there only to serve as a “join-fixer,” and I can explain what that means using an example.
Speed of delivery and protecting data can often feel incompatible, but there are industry-proven database DevOps practices that bring them together in harmony.
Across each of these five key practices, there’s a theme of removing barriers and cognitive load for teams; but crucially, they are also putting safeguards in place to reduce the risks to production environments.
William Shakespeare once wrote in the play Romeo and Juliet: “What's in a name? That which we call a rose, by any other word would smell as sweet.” It is a beautiful sentiment in that context, and even still you might say that there is some truth to this saying in a lot of ways. […]
Learn how you can configure an Azure Data Factory pipeline that is triggered by an email being sent to an address.
Today Steve looks at the case when one software developer finishes their work, but another doesn't. The challenge of reordering work is something that happens more and more as teams struggle to coordinate their efforts.
Read this article to find out if you still need to worry about SQL Server index fragmentation with modern hardware.
There are some useless features in SQL Server, but Steve Jones wants to know which ones aren't and need investment.
The SQL Server Central database servers are being upgraded on Thursday, Nov 2.
Learn how you can return data from one ADF pipeline for use in another.
While this article is specifically geared to SQL Server, the concepts apply to any relational database platform. The Stack Exchange network logs a lot of web traffic – even compressed, we average well over a terabyte per month.
By Steve Jones
With the AI push being everywhere, Redgate is no exception. We’ve been getting requests,...
By Steve Jones
fawtle – n. a weird little flaw built into your partner that somehow only...
AWS recently added support for Post-Quantum Key Exchange for TLS in Application Load Balancer...
Comments posted to this topic are about the item Semantic Search in SQL Server...
Comments posted to this topic are about the item Encoding URLs
Comments posted to this topic are about the item An SSIS Upgrade
I have this data in a table:
CREATE TABLE Response ( ResponseID INT NOT NULL CONSTRAINT ResponsePK PRIMARY KEY , ResponseVal VARBINARY(5000) ) GOIf I want to get a value from this table that I can add to a URL in a browser, which of these code items produces a result I can use? See possible answers