随机订购

Question

仅在表的行数= 245时，才能在SQLite中使用“按随机数排序”？

我需要使用此SELECT * FROM generic table ORDER BY RANDOM();

Answer 1

一种方法：

select * from generictable 
  order by case when ((select count(*) from generictable) = 245) then random()
else 1 end