Can I install redis on it?
Can you swap on it?
1. Count N 2. compute p = n/N 3. select * from table where random()<p*(some lambda >1) order by random() limit n 4. Repeat 3 until you got n rows
Can I install redis on it?
Can you swap on it?
1. Count N 2. compute p = n/N 3. select * from table where random()<p*(some lambda >1) order by random() limit n 4. Repeat 3 until you got n rows