Is it possible to Filter out Null values in Bar Chart X-axis
I am working with a data set which have null values in few columns .when i try to plot those columns in x-axis and some aggregation on y-axis it is show a bar for all the null values in that column . But i just want to filter out that null values in the specific column for this visualization only .Consider a bar chart is comming up with five bars x,y,z,l and bar with null values .i want to hide that null value bar.
Please help me out . I am not pulling data using information designer .we are getting data using iron python script.
Thanks in advace.