topic Re: How to handle null values in expression in Talend Studio https://community.qlik.com/t5/Talend-Studio/How-to-handle-null-values-in-expression/m-p/2373242#M135989 <PRE>(!Relational.isNull(row2.postalCode)&nbsp;&amp;&amp; row2.postalCode.lenght &gt;5)?true:false</PRE><BR /><BR />by using this method you can avoid this error.&nbsp; Fri, 31 Jul 2015 13:53:47 GMT Anonymous 2015-07-31T13:53:47Z How to handle null values in expression https://community.qlik.com/t5/Talend-Studio/How-to-handle-null-values-in-expression/m-p/2373241#M135988 <P>Hi,<BR />I want to handle null values in my input column...<BR />Input data for postal code is 9 digits, for this i need to display the postal code as xxxxx-xxxx like this in target table, when I try to convert like this getting some errors due to null values are there in input data, so please help me on this.</P> Fri, 31 Jul 2015 11:32:59 GMT https://community.qlik.com/t5/Talend-Studio/How-to-handle-null-values-in-expression/m-p/2373241#M135988 Anonymous 2015-07-31T11:32:59Z Re: How to handle null values in expression https://community.qlik.com/t5/Talend-Studio/How-to-handle-null-values-in-expression/m-p/2373242#M135989 <PRE>(!Relational.isNull(row2.postalCode)&nbsp;&amp;&amp; row2.postalCode.lenght &gt;5)?true:false</PRE><BR /><BR />by using this method you can avoid this error.&nbsp; Fri, 31 Jul 2015 13:53:47 GMT https://community.qlik.com/t5/Talend-Studio/How-to-handle-null-values-in-expression/m-p/2373242#M135989 Anonymous 2015-07-31T13:53:47Z