Some formular entry fields in chart objects expect already an expression - in this case you just write sum(SAL)...like in on the expression tab in chart object properties.
If you would like to execute the expression (to see the result of sum(SAL) within a text field (e.g. the Title entry on the General tab in chart obj porperties, then you need the =sum(SAL) to tell Qlik that you want to execute an expression and not simply show some title text
Some formular entry fields in chart objects expect already an expression - in this case you just write sum(SAL)...like in on the expression tab in chart object properties.
If you would like to execute the expression (to see the result of sum(SAL) within a text field (e.g. the Title entry on the General tab in chart obj porperties, then you need the =sum(SAL) to tell Qlik that you want to execute an expression and not simply show some title text
