Execute TVF into variable
Remember the table value function you created earlier in this chapter named SumStationStats
?. It accepts a datetime
parameter and returns the ride count and total ride duration for each starting station where the start date matches the input parameter. Execute SumStationStats
now and store the results in a table variable.
Diese Übung ist Teil des Kurses
Writing Functions and Stored Procedures in SQL Server
Anleitung zur Übung
- Create a table variable named
@StationStats
with columnsStartStation
,RideCount
, andTotalDuration
. - Execute the
SumStationStats
function and pass'3/15/2018'
as the input parameter. - Use
INSERT INTO
to populate the@StationStats
table variable with the results of the function. - Select all the records from the table variable.
Interaktive Übung
Versuche dich an dieser Übung, indem du diesen Beispielcode vervollständigst.
-- Create @StationStats
___ ___ ___(
StartStation nvarchar(100),
RideCount int,
TotalDuration numeric)
-- Populate @StationStats with the results of the function
___ ___ ___
SELECT TOP 10 *
-- Execute SumStationStats with 3/15/2018
FROM dbo.___('3/15/2018')
ORDER BY RideCount DESC
-- Select all the records from @StationStats
___ *
___ ___