In this free eBook, Kalen Delaney explains how Microsoft's 2016 In-memory OLTP engine works. In her book, learn how to use lock- and latch-free data structures to allow non-blocking data processing, and find out how to migrate existing tables to Hekaton.
2020-12-30 (first published: 2015-05-13)
55,467 reads
Learn and share tool tips with your peers. Redgate has launched their Tool Tips Swap to help everyone make the most of their Redgate products. To get involved, simply share your top Redgate tool tip for boosting productivity. All tips will be collated into a blog post and shared with the community. Plus, you’ll get the chance to win a 3-month subscription to Pluralsight.
2020-12-30 (first published: 2020-12-17)
A typical project following any industry standard process for building Azure Data Factory (ADF) pipelines will have different environments as part of development lifecycle. They might be named Development, Staging, Production, and so on. This article describes an approach to save costs from running ADF pipelines using Triggers. Typical ADF environments will have pipelines ingesting, […]
2020-12-29
2,996 reads
In this tip we are going to build a sample data pipeline and explore Azure Synapse Analytics data integration and orchestration features.
2020-12-29
In this tutorial we will cover common questions related to the SQL Server msdb database. This is one of the standard system databases that are part of every SQL Server installation. This tutorial will give you a better idea of what the msdb database...
2020-12-29
Israel Valverde explains the triple benefits of extending SQL Monitor to cover your SQL Server instances running on Amazon RDS, in terms of SQL Server performance optimization, controlling AWS-hosting costs, and in having a single, unified view of the health of all your SQL Servers, regardless of where they are hosted.
2020-12-28
In this article we look at the SQL Server REPLACE function and show several examples of how this can be used to replace text values in strings.
2020-12-28
In this article, we will learn how to work with PolyBase using Azure SQL DWH.
2020-12-25 (first published: 2017-08-21)
3,230 reads
In this article we will explore how to create custom stored procedures using R which is basically an R function that can be called from a SQL Server stored procedure.
2020-12-25
Deep Learning theories have been around for many decades, but solutions have not always been practical due to hardware constraints. In this article, Shree Das explains how GPU Acceleration can help organisations take advantage of Deep Learning to speed up training of neural networks.
2020-12-24
1,010 reads
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Comments posted to this topic are about the item Let's Talk Certifications
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Comments posted to this topic are about the item The Empty Aggregate
I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers