Performance of querying blob storage with SQL
It’s possible to query blob storage using SQL, but what about performance? In this article, Dennes Torres compares several query methods to see which one performs the best.
2021-11-12
Articles
Azure Data Studio vs SSMS - Who is the winner?
Introduction I have to admit that I love SSMS. It is a great tool, and I felt furious when a colleague mentioned that Azure Data Studio will replace SSMS in the long run. In this new article, we will talk about the main differences between Azure Data Studio and SSMS. We will see if my […]
2021-11-10
26,699 reads
Handling an unknown number of parameters in SQL Server
In this article we compare performance differences when splitting comma separated strings using TVPs, TVFs, openjson, string_split and more.
2021-11-10
Managing Database Documentation during Flyway-based Development
Learn how to create and maintain a 'data dictionary' for your databases, in JSON format, which you can then use to add and update the table descriptions, whenever you build a new version using Flyway.
2021-11-10
2021-11-08
5,162 reads
Perform API Operations Using Stored Procedures in CData SSIS Components
APIs require up-to-date and strong documentation, increased security levels, comprehensive testing, routine versioning, and high-reliability to be appropriately utilized. With the CData SSIS Data Flow components you can import and export data from various data sources. However, in some cases the type of operation you need does not fit the SSIS Source or the SSIS Destination model. The […]
2021-11-08
936 reads
State of Database Monitoring Report 3
Database professionals are spending 1/3 of their time on security tasks each day and say it’s their biggest professional challenge this year. Learn how 2500+ database professionals are reacting to these unprecedented demands in our third database monitoring insights report.
2021-11-08
Text Mining and Sentiment Analysis: Data Visualization in Tableau
Tableau is a popular visualization tool used by organizations around the world. In this article Sanil Mhatre demonstrates sentiment analysis with Tableau and Oracle data.
2021-11-08
CData AWS Glue Connector for Salesforce Deployment Guide
AWS Glue is an ETL service from Amazon that enables you to prepare and load your data for storage and analytics. With Glue Studio, you can create no-code and low-code ETL jobs that work with data through CData Glue Connectors. In this article, we walk through configuring the CData Glue Connector for Salesforce and creating and […]
2021-11-05
402 reads
Cosmos DB Data Migration Between Containers using Databricks and PySpark
In this article learn how to use PySpark scripts in Azure Databricks service to copy data between Cosmos DB containers.
2021-11-05
Blogs
How to Clear the SSMS Cache (SSMS 21 and Later)
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
The flight recorder: Replaying what an AI agent did on my SQL Server
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
Announcements from the Microsoft Fabric Community Conference — Barcelona 2026
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Forums
Let's Talk Certifications
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The Hidden Security Risks of Role Combination in SSAS Tabular
Comments posted to this topic are about the item The Hidden Security Risks of...
The Empty Aggregate
Comments posted to this topic are about the item The Empty Aggregate
Question of the Day
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