Rounf amount upto 2 decimal places in druid

I have a column Amount with data type as string with values as 0.0 , 3.0,1.4,5.6666 I want to round these to 2 decimal places in Apache druid.


This is a companion discussion topic for the original entry at https://stackoverflow.com/questions/73600766/rounf-amount-upto-2-decimal-places-in-druid