For instance, you could create a procedure to calculate total sales for a given month and return the result. A SQL function is a code block that returns a single value and can be used in ...

But what if you need to create your own custom spatial functions that are not available in the standard PostGIS library? In this article, you will learn how to do that using the SQL language and ...

Function accepts two parameters first the concatenated string and second the delimiter character. CREATE FUNCTION [dbo].[Split](@String nvarchar(4000),@Delimiter char(1)) RETURNS @Results TABLE (Items ...

Learn how to use SQL Server Object Explorer to create a SQL Server unit test from a database function, trigger, or stored procedure. You can write unit tests that evaluate changes to any database ...

Learn how to create and test a classifier user-defined function which involves running Transact-SQL statements in the SQL Server Management Studio Query Editor. The example shown in the following ...

Create a table named “student” using the following code: An easy way to split strings in SQL Server is by using the STRING_SPLIT function. This feature breaks a string into separate values based on a ...