Database systems have powerful features built right in that can ensure the integrity of data. In this article, Joe Celko discusses keys and constraints.… Read more
Someone recently asked me which queries are ad hoc in SQL Server. An ad hoc query is a single query not included in a stored procedure and not parameterized or prepared. Depending on the server settings, SQL Server can parameterize some statements initially written as ad hoc queries. Ad hoc doesn’t mean dynamic. Here’s a … Read more
Organizations have many choices when it comes to databases. In this article, Robert Sheldon explains how to choose between SQL and NoSQL databases.… Read more
Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson continues his series surrounding the DAX financial functions. In this article, he exposes four functions that are popular in the calculation of depreciation and amortization. Those accustomed to these functions within Excel will find the syntax, uses and operation of the functions familiar within the Power BI environment.… Read more
Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson kicks off a series to introduce the DAX financial functions. In this article, he exposes five functions that are popular in the calculation of loans and other annuities. Those accustomed to these functions within Excel will find the syntax, uses and operation of the functions familiar within the Power BI environment.… Read more
Azure Data Factory is a cloud based data orchestration tool that many ETL developers began using instead of SSIS. In this article, Rodney Landrum recalls a Data Factory project where he had to depend on another service, Azure Logic Apps, to fill in for some lacking functionality.… Read more
Since SQL Server is supported in containers, you can now run a SQL Server instance in your macOS without dual-booting or running a virtual machine. In this article of the series, Carlos Robles demonstrates how to connect to the SQL Server once it’s running. … Read more
Running SQL Server in a container may seem daunting at first, but it’s easy once you understand the handful of commands needed. In this article, Robert Cain demonstrates how to run SQL Server in a Docker container on Ubuntu.… Read more
This marks the third year that Redgate have launched a survey to better understand how organisations monitor their databases. This year, 971 database professionals from around the world responded. Here are some of the key insights from the survey: Estates are growing more than ever Companies who reported over 1,000 SQL Server instances grew 9% … Read more
In the third and final article of the series, Shel Burkow demonstrates several designs that cover many-to-many relationships, attribute closure, and solution space with Cassandra tables.… Read more
Dr. Codd proposed the normalization rules we used to design databases, but did you know that he also came up with rules that vendors must meet to call their products relational database systems? In this article, Joe Celko explains the thirteen RDBMS rules.… Read more
Smart DBAs automate tasks whenever possible. In this article, Greg Moore shows the need to use caution when using undocumented procedures for automating tasks, and that PowerShell may have what you need instead. … Read more
You’ll need several tools in place to effectively work with SQL Server in Linux. In this article, Robert Cain explains how to install these tools in your Ubuntu virtual machine. … Read more
SQL Notebooks, based on Jupyter Notebooks, is one of the best things about Azure Data Studio. In this article, Edward Pollack explains how to get the most out of SQL Notebooks.… Read more
Complex integrity constraints are more challenging to enforce in Cassandra than they are in a relational database. In this article, Shel Burkow walks through four modelling examples in Cassandra involving constraints.… Read more
As many companies consider moving data to NoSQL, Cassandra may be the choice. In this series, Shel Burkow discusses design considerations for porting a SQL Server schema to Cassandra. The first article explains the Cassandra primary key.… Read more
After fifteen years of heavy usage by developers and DBAs, it might seem like Microsoft’s free tool, SQL Server Management Studio, is about to go out of style. SSMS is no longer the cool new kid on the block: Microsoft has shown consistent effort to develop their new tool, Azure Data Studio (formerly known as … Read more
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