In order to use UNION, the column list for all the SELECTS must be the same (at least in type/length), since it's returning a single resultset; you're basically trying to return both the email and the ...

Dynamic SQL lets you create a query string based off of user input. SQL Server allows you to create dynamic SQL statements. The statements use a SQL string varchar data type, then you execute the ...

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 ...

JSON has stolen some of XML's thunder with features such as human and machine readability, a lightweight, compact text structure and support for many software and hardware platforms. JSON (JavaScript ...

I've been playing around with the new Microsoft service, currently in preview and it's time to show off what it can do. Have you ever struggled with a database performance problem or ever struggled to ...

When you start working with SQL Server and SSIS, it won't be long before you find yourself wishing you could change bits of SQL queries dynamically. When you start working with SQL Server and SSIS, it ...

When you use index views in the right situations, they can dramatically improve the performance of SQL Server queries. Tim Chapman explains why performance testing is the best way to tell if indexed ...

SQL Server Management Studio (SSMS) is the principal interface for working with Microsoft SQL Server. However, many subtleties of this powerful tool evade even the most seasoned professionals. Here ...

I have a big old view I'm working on that has a WHERE clause limiting the results to one type of document: I get a bunch of 'Bar' documents, and to get them, I have to specifically name them and them ...

With the latest public preview available, it’s time to decide if you want to upgrade to Microsoft’s most cloud-connected version of SQL Server so far. Three decades on, SQL Server is still a database ...