Selecting Random Row From SQL Server Table
It is important to make sure your automated tests covers various real-world data combinations (for instance, some columns could be null or some rows could be duplicate). For perf testing you want to reduce effects of caching by not firing same SQL over and over. In these cases, ability to select a random row for your test could come in handy and here’s neat little trick to do it:
select top 1 *
from table
order by newid()
