Thank you @adonio, i looked for the answer on the portal, they are for printing the value, i need to plot it
below is query , i am getting result if positive value is there but if no value than " no result found" message on the screen
index=*...........
| eval success1=if(success="true", 1, 0)
| eval fail1=if(success="false", 1, 0)
| stats sum(success1) as SC, sum(fail1) as FC by field...........
| eval total1=SCount+FCount
| timechart sum(total1) as Total sum(SC) as Success sum(FC) as Fail
||fillnull value=0
| eval "percentage"
if i could get some idea on what to modify in this to get required result
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