Aggregate and scalar functions

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Database - aggregate and scalar functions - April 12, 2009, 14:50 pm by Nishant Kumar

Define aggregate and scalar functions. 

Aggregate Functions return a single value by operating against a group of values.

Scalar functions operate against a single value. 

Database - aggregate and scalar functions - Jan 08, 2010, 15:55 pm by Vidya Sagar

Define aggregate and scalar functions.

The aggregate functions always return a single value, which is the result of a column values.


A scalar functions returns a single value based on the value given as argument to the function.


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