show limit result in datalist

hi 

I have data list in mypage  and i have table in my DB that have 30 row with data

I want my datalist just show 10 row of my Table in 5 column i set Repeat column=5 for my datalist but i don't know how i can set that show just 10 row of my table from my data base

i dont need other row i just want show 10 row that i define in my procedure ...