May be it's due to the parameters' datatype.<br>In manual:<br><i>Syntax<br>ISNULL ( expression, expression [ , ... ] )<br>Parameters<br>expression - The numeric expression passed into the function...</i><br><br>So, parameters must be the numeric expression. You need to convert varchar to numeric.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.