Excel's database functions are designed specifically to work with an Excel database file.
For the most part, these functions are variations of commonly used Excel functions such as SUM, AVERAGE, MAX, and MIN.
Only those records that match the conditions that you set are included in the calculations performed by DMIN.
Once the data has been filtered, DMIN will return the smallest or minimum value in a specific column of data.
To find out all the details, read this tutorial on the Excel DMIN function.