mysql 转大写

当前表：

mysql> select * from table1;
+----------+------------+-----+
| name_new | transactor | pid |
+----------+------------+-----+
| 1hahha   | 1xiaohong  |    |
| 2hahha   | 2xiaohong  |    |
| 3hahha   | 3xiaohong  |    |
| 4hahha   | 4xiaohong  |    |
+----------+------------+-----+
 rows in set (0.00 sec)

选择出名字，并且转为大写

mysql> select name_new,upper(name_new) from table1;
+----------+-----------------+
| name_new | upper(name_new) |
+----------+-----------------+
| 1hahha   | 1HAHHA          |
| 2hahha   | 2HAHHA          |
| 3hahha   | 3HAHHA          |
| 4hahha   | 4HAHHA          |
+----------+-----------------+
 rows in set (0.01 sec)