Learn how to handle column name changes in Power Query and prevent workflow failures with expert tips and dynamic solutions.

Learn how to effectively manage and query databases with this practical SQL guide. Enhance your data analysis skills and boost productivity.

Assuring optimal performance of database applications starts with coding properly formulated SQL. Poorly written SQL and application code is the cause of most performance problems. As much as 75% of ...

Modifies a column's values in existing rows of a table or view. Restriction: You cannot use UPDATE on a table accessed via an engine that does not support UPDATE processing. You can update one or more ...

With SQL Server 2016, it now makes sense to store JSON objects in your database (even though there’s no JSON datatype). Here’s how to query JSON properties to find the rows you want.

SQL Server Drill Down SQL Server Drill Down explores all aspects of Microsoft SQL Server and related applications, with a particular emphasis on issues of interest to SQL Server data professionals.