IntroductionThe way AI is used is expanding from a "tool to write code" to a "tool to fix code quickly, cleanly, and safely." ...

Enterprise data warehouses represent many of the largest technology investments for companies across all industries in the past 20 years. While generative AI has shown a lot of promise in creating ...

You can assign the FOR XML query result to an xml type variable, or use XQuery to query the result, and assign that result to an xml type variable for more processing. DECLARE @x xml SET @x=(SELECT ...

The Microsoft Dataverse business layer provides a Tabular Data Stream (TDS) endpoint that emulates a SQL data connection. The SQL connection provides read-only access to the table data of the target ...

SQL has been the cornerstone of data management for over 50 years, valued for its declarative nature and robust ecosystem. However, traditional SQL has limitations, including rigid clause structures, ...

The most problematic part of academic papers on various aspects of database system technologies, for me, is the performance evaluation section. It hardly needs saying that this part of the research is ...

SQL is successful because the language declares what data should come out of each query without specifying exactly how the engine should execute it. However, SQL can get confusing for new users to ...

Subqueries in SQL are nothing mythical or impossible to comprehend, as you’ll see in this tutorial. They are a very useful tool for simplifying complex data tasks, improving complex queries’ ...

Having practiced with basic querying examples in BigQuery, including filters and data sorting, this post moves on to explore more advanced querying clauses and operations to make the most of your data ...

Editor's note: Starting February 4, 2025, pipe syntax will be available to all BigQuery users by default. Since its invention 50 years ago, SQL has become the universal language used across the ...