/* Database summary for: a_ex */
/* Number of blocks: 3 */
/*   0  n= 300   a_ex001.blk */    2017/09/26  16:08:19  to   2017/09/27  02:06:19
/*   1  n=  20   a_ex002.blk */    2017/09/27  02:08:19  to   2017/09/27  02:45:21
/*   2  n= 119   a_ex003.blk */    2017/09/28  00:49:55  to   2017/09/28  04:45:55