java-關於easyui的問題？？

關於easyui的問題？？

一個datagrid怎麼顯示多個表的內容，就是多個表的某個字段組合起來的數據？？可以嗎

最佳回答：

這塊就需要你在sql那快進行拼接一下，select t1.b || '-' || t2.b
from (select a, b from A where d = 1) t1,
(select a, replace(wm_concat(c), ',', '-') b
from A
start with d = 1
connect by b = prior c
group by a) t2
where t1.a = t2.a