Coming from an R/Dplyr background, I've written the following code in R:
staff_time2 <- staff_time %>%
mutate(Dashboard_Group = "CC", Occupied_Time = HandleTime + AvailableTime) %>%
select(Date, Dashboard_Group, HandleTime, Occupied_Time, WorkingTime, LoginTime) %>%
mutate(Date = stringi::stri_sub(Date,1, -9), Date = mdy(Date)) %>%
filter(Date >= "2020-08-16" & Date <= "2020-08-22") %>%
group_by(Dashboard_Group) %>%
mutate(BusyTime = sum(HandleTime), OccupiedTime = sum(Occupied_Time),
WorkTime = sum(WorkingTime), Login = sum(LoginTime)) %>%
ungroup() %>%
mutate(Occupancy = BusyTime/OccupiedTime, Utilization = WorkTime/Login )
Now I am trying to do the same thing in SQL on Google Big Query. I've accomplished it with two separate queries:
Query 1:
SELECT
'Contact Center' AS Dashboard_Group,
sum((HandleTime + AvailableTime)) AS Occupied_Time,
sum(WorkingTime) AS Working_Time,
sum(LoginTime) AS Login,
sum(HandleTime) AS BusyTime,
FROM `DATABASE.tblStaffTime`
WHERE Date BETWEEN "2020-08-16" AND "2020-08-22"
GROUP BY Dashboard_Group;
Query 2:
SELECT
(BusyTime/Occupied_Time) AS Occupancy,
(Working_Time/Login) AS Utilization,
FROM `DATABASE.occupancy_and_utilization_1`;
Query 2 simply takes the results from Query 1 and divides two of the columns. Here are the results from Query 1:
I just want to divide BusyTime
by Occupied_Time
and Working_Time
by Login
. How can I combine these into one query?
I just want to divide
BusyTime
byOccupied_Time
andWorking_Time
byLogin
.
You can repeat the sum()
s (or use a subquery or CTE). Consider:
SELECT
'Contact Center' AS Dashboard_Group,
sum(HandleTime + AvailableTime) AS Occupied_Time,
sum(WorkingTime) AS Working_Time,
sum(LoginTime) AS Login,
sum(HandleTime) AS BusyTime,
sum(HandleTime) / sum(HandleTime + AvailableTime) as Occupancy,
sum(WorkingTime) / sum(LoginTime) as Utilization
FROM `DATABASE.tblStaffTime`
WHERE Date BETWEEN '2020-08-16' AND '2020-08-22'
GROUP BY Dashboard_Group;
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