I'm trying to combine query results from two tables. These tables are for the Addressbook, within the (OSS) suite called eGroupWare. The first table has one row per contact, for standard fields.

Chris Webb shared a two part article on optimizing the performance of Power Query merges. Known as joining in SQL, merging in Power Query can result in performance issues when refreshing. Using a CSV ...

So lets say I have 5 databases, all with the same schema, but different data. I want to be able to build reports based on the data in all of those databases. How could I construct a view which would ...

SQL Server is primarily built around a row-based table structure that connects related data elements in different tables to one another, avoiding the need to redundantly store data in multiple places ...