Sometimes
we need to select random records from a table in our database. For example, if you
created online test application then every time we need to get the random questions
from our questions table.
Today
I will give you some examples for selecting random records in some popular
databases.
Select random rows in MySQL
SELECT column
FROM table
ORDER BY
RAND()
LIMIT
10
Select random rows in Oracle
SELECT
column FROM (
SELECT column
FROM table ORDER
BY dbms_random.value ) WHERE
rownum <= 10
Select random rows in Microsoft SQL Server
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