mysql> select fud2_msg.id, fud2_msg.offset from fud2_msg order by fud2_msg.id asc limit 0,10;
+-----+--------+
| id  | offset |
+-----+--------+
| 151 |      0 |
| 152 |     34 |
| 153 |    387 |
| 154 |    346 |
| 155 |   1093 |
| 156 |   1877 |
| 157 |   9925 |
| 158 |   3470 |
| 159 |  38654 |
| 160 |  41672 |
+-----+--------+
10 rows in set (0.04 sec)

mysql> select fud2_msg.id, fud2_msg.foff from fud2_msg order by fud2_msg.id asc limit 0,10;
+-----+-------+
| id  | foff  |
+-----+-------+
| 151 | 57381 |
| 152 | 57069 |
| 153 |  7931 |
| 154 | 55070 |
| 155 | 54286 |
| 156 | 55111 |
| 157 |  7398 |
| 158 | 53404 |
| 159 | 41364 |
| 160 | 20306 |
+-----+-------+
10 rows in set (0.00 sec)