This article will use SQL Server and PostgreSQL as examples to delve into the differences in their VARCHAR implementations ... represents 'National Character Set' and is used to identify Unicode ...

Test the built-in functions described in this article by running the following examples with the [!INCLUDE sssampledbobject-md] sample database. For more information about how to add JSON data for ...

`OPENJSON` function enables you to transform JSON subarray into the rowset and then join it with the parent element. As an example, you can return all family documents, and "join" them with their ...

SQL window functions provide extremely powerful and useful features that let you work with observations more easily. Different types explained here.

To encrypt and decrypt a string we have a predefined functions in sql server 2008 that are easy to use. suppose we want to save some data that doesn't need to be exposed as a plain text then in such ...