MySQLで色々と格闘

MySQLでの16進数の使い方がイマイチよくわからない。

mysql> select * from stationLogResolved where id=1;
+----+------------------+---------------------+--------+----------+-------------+-------+
| id | idm              | utime               | action | lineName | stationName | money |
+----+------------------+---------------------+--------+----------+-------------+-------+
|  1 | 010103102d0d713a | 2010-05-31 18:29:00 |     32 | 本        | 調布           |   230 |
+----+------------------+---------------------+--------+----------+-------------+-------+
1 row in set (0.01 sec)