I have a table like this
id username sb
1 user1_0001 1
2 user1_0002 1
3 user1_0003 1
4 user2_0001 2
5 user2_0002 2
6 user2_0003 2
7 user3_0001 3
8 user3_0002 3
9 user3_0003 3
10 user3_0004 3
我如何查询例如我想获取 sb = 1 的最后一条记录,输出应该是 user1_0003?