Returns the minimum expression value found in each group of rows.
MIN( expression | DISTINCT expression )
expression The expression for which the minimum value is to be calculated. This is commonly a column name.
DISTINCT expression Returns the same as MIN( expression ), and is included for completeness.
The same data type as the argument.
Rows where expression is NULL are ignored. Returns NULL for a group containing no rows.
SQL/2003 Core feature.
The following statement returns the value 24903.000, representing the minimum salary in the Employees table.
SELECT MIN( Salary ) FROM Employees;
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