FUNCTION: MIN

SELECT MIN(field) AS [expression]
FROM table
[WHERE ...]
[GROUPBY ...]
[HAVING ...]

 
The MIN function is one of the aggregate functions that are used to calculate statistical information for a specified numeric field in a query. The other aggregate functions are: AVG, COUNT, MAX, STDEV, STDEVP, SUM, VAR, VARP. Note that all of these functions return a single value.
 
The MIN function simply finds the lowest, or minimum, value in a field.
 
This code finds the shortest hospital stay by a MediCare patient over the age of 65 and stores that information in MinStay.
 
SELECT MIN(DaysInHospital) AS [MinStay]
FROM MediCarePatients
WHERE age > 65


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