In this test, a tall, thin tube holds a sample of your blood. The speed at which the red blood cells fall to the bottom of the tube is measured. Inflammation can cause abnormal proteins to appear in your blood. These proteins cause your red blood cells to clump together.
From Wikipedia, the free encyclopedia. A user-defined function (UDF) is a function provided by the user of a program or environment, in a context where the usual assumption is that functions are built into the program or environment. 1 BASIC language.
Types of Function. 1  System Defined Function These functions are defined by Sql Server for different purpose. We have two types of system defined function in Sql Server. 2  User Defined Function These functions are created by user in system database or in user defined database. We three types of user defined functions.