Question
What is a coalesce? what is the equivalent of oracle/db2 coalesce function in sybase?
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Coalesce is also available in Sybase This functions evaluates the listed expressions and returns the first non­null value. If all the expressions are null, coalesce returns null USAGE: coalesce(expression, expression [, expression]…)EXAMPLE: coalesce(initialqty,finalqty,middleqty)Returns the first occurrence of a non­NULL value in either the initialqty or finalqty or middleqty
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