将数据合并为一个?
我有这个表输出我只使用内连接。
Name | Jan | Feb | Mar | Year |
Name_1 | 0.00 | 0.00 | 10.00 | 2014 |
Name_1 | 0.00 | 10.00 | 0.00 | 2014 |
Name_2 | 10.00 | 0.00 | 10.00 | 2014 |
Name_2 | 0.00 | 10.00 | 10.00 | 2014 |
Name_2 | 0.00 | 10.00 | 0.00 | 2014 |
如何使用php或mysql将其变成这样?仅将同一名称合并为一个?
Name | Jan | Feb | Mar | Year |
Name_1 | 0.00 | 10.00 | 10.00 | 2014 |
Name_2 | 10.00 | 10.00 | 10.00 | 2014 |
Table1
Name_ID=PK
Name_ID | Name |
1 | 1 |
2 | 2 |
Table2
Name_ID=FK to Table1.Name_ID
Name_ID=PK
Name_ID | Name_ID2 | Date | PaidAmount |
1 | 1 | 2014-01-01 | 10.00 |
1 | 2 | 2014-02-01 | 10.00 |
2 | 3 | 2014-01-01 | 10.00 |
2 | 4 | 2014-02-01 | 10.00 |
2 | 5 | 2014-03-01 | 10.00 |