Query optimization involves techniques like indexing, using appropriate joins, and avoiding SELECT *. Calculating the median involves finding the middle value in a sorted list of numbers. This can be ...

With JSON now the default format for moving data between clients and servers, SQL Server adds JSON support to make it easier to get your data out of the database and down to the client. SQL Server ...

A free tool to reduce coding for developers who like to surface T-SQL database recordsets in a simple collection of customized POCO objects. Every so often, I find myself wishing that I had a utility ...

Copying data by using SQL authentication and Microsoft Entra Application token authentication with a service principal or managed identities for Azure resources. As a source, retrieving data by using ...

Here's a look at different ways to query Hadoop via SQL, some of which are part of the latest edition of MapR's Hadoop distribution SQL: old and busted. Hadoop: new hotness. That’s the conventional ...