puthre

2 ms·

1. 1.▲
   by puthre 6y ago

   Can I install redis on it?
2. 2.▲
   by puthre 6y ago

   Can you swap on it?
3. 3.▲
   by puthre 12y ago

   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