SQL has dominated data querying for decades ... Each query is built on steps, and each step can involve either mapping the current node, filtering a list, or somehow tabulating the result.

The truth is that when you combine SQL with relational databases, you can map the data that you create—and how you manage that data—to many business practices in a way that is reliable ...

add a new LINQ to SQL Classes template item and rename the XML mapping file to Northwind.dbml. Click on Add to open the graphical O/R Designer window and add a reference to the System.Data.Linq ...

The instructor focuses on two distributed big data SQL engines, specifically Apache ... It’ll then teach you about query plans, the different ways to map a declarative query to a procedural ...

I needed this capability on a recent consulting project to build a dashboard management reporting system for a very large medical database on a server with a slow DSL connection. I needed to copy the ...

It's often used on the backend of business websites to provide access to user data. You can use a web framework to display SQL data on a web page, write simple SQL queries yourself to link a ...

In SQL Server, the database can be stored in different files and filegroups. If your database is small (100 MB or less), you do not need to worry too much about files and filegroups. But if you have a ...

The original SQL paper was first published in May 1974 by Donald Chamberlin and Raymond Boyce and goes through a set of commands that can be used to work with data and provide those results back ...

Have you ever struggled with a database performance problem or ever struggled to write T-SQL code to solve a business problem? On Thursday at the SQLBits conference in Hampshire, U.K., Microsoft ...