Common Data Types used in SQL Server
In this video we’ll walk you though the common data types used in SQL Server; you’ll see examples of each type’s values, and how to define them. Once you’ve gone through this article, I would recommend watching our next Essential SQL Minute to continue learn more about SQL Server! Once you have watched the video […]
Continue readingHow to use the SQL BETWEEN operator
In this video we’ll walk you though how to use the SQL BETWEEN operator; we’ll show you why you would want to use the BETWEEN operator and how to avoid pitfalls when using it with the DATETIME type. The BETWEEN operator is equivalent to using AND combination of >= and <= comparison operators, but makes […]
Continue readingUse SQL to Calculate Median Values.
In this puzzle we’re going to learn how to find the person whose birthday, among others, is in the middle. Knowing how to calculate the median value is a good skill to have. As you start to explore business intelligence you’ll come across similar problems to solve. Also, be sure to check out the bonus […]
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Seven SQL Server Data Types you Must Know
In SQL the columns of a table are defined to store a specific kind of value such as numbers, dates, or text; these are called data types. With over thirty types of SQL server data types to choose from, data types can seem intimidating, but in reality, there are just a few commonly used in […]
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