SQL, the structured query language, is a programming language for communicating with databases. Variations on SQL are used by some of the most popular database tools in the world, including some ...

SQL has dominated data querying for decades. Newer query languages offer more elegance, simplicity, and flexibility for modern use cases. For the last three decades, databases and Structured Query ...

Joey on SQL Server. That One Easy Trick for SQL Server Performance. Here's how to fix that performance database query to speed up response time. By Joey D'Antoni ...

In SQL Server 2017, automatic plan correction was added, which allows for the database engine to automatically use the "last known good plan" for a query that has suddenly regressed in performance.

You can use SQL to create, modify, search, and display database information. Dynamic SQL lets you create a query string based off of user input. SQL Server allows you to create dynamic SQL statements.

You can continue to use Access with other relational databases using pass-through queries and linked tables; you just can’t use an ADP to link to Oracle or DB2, for instance.

Listing 1 shows the Visual Basic ADO.NET source code to obtain a data table of the results schema for a database query. Using the Utility The code download has the full Visual Studio solution. ... For ...