I want to calculate the duration in Minutes for between Maximum of Begin and Minimum of begin. that would be by default for current month. Lets say we have a table outage. Which is having data for system outage.
Outage ID Begin End 1 2-Oct-16 3-Oct-16 2 8-Oct-16 9-Oct-16 3 15-Oct-16 16-Oct-16 4 2-Nov-16 3-Nov-16 5 5-Nov-16 6-Nov-16
I want to calculate 5-Nov-2016 - 2-Nov-2016 in minutes.