我有两张桌子,table A
:
Customer_ID Product Date Of Sale Pay Meth 1 Pay Meth 2 QTY
----------- ------- ------------ ---------- ---------- ---
123 AB 1/1/2012 111 222 1
123 AB 1/1/2012 111 222 1
456 AC 2/1/2012 333 444 1
和table B
:
Customer_ID Product Date Of Sale Pay Meth 1 Pay Meth 2 QTY
----------- ------- ------------ ---------- ---------- ---
123 AB 1/1/2012 111 222 2
456 AB 1/1/2012 124 111 1
我想匹配数据,以便客户的记录123
分组table A
为:
Customer_ID Product Date Of Sale Pay Meth 1 Pay Meth 2 QTY
----------- ------- ------------ ---------- ---------- ---
123 AB 1/1/2012 111 222 2
在它的右边出现以下记录table B
:
Customer_ID Product Date Of Sale Pay Meth 1 Pay Meth 2 QTY
----------- ------- ------------ ---------- ---------- ---
123 AB 1/1/2012 111 222 2
另外(总是有一个also)我们想在该记录table A
的右侧显示第三条记录table B
(客户456
)中的第二条记录,因为它们有相同的Customer_ID
,Product
并且Date of Sale
所以它应该看起来像
Customer_ID Product Date Of Sale Pay Meth 1 Pay Meth 2 QTY Customer_ID Product Date Of Sale Pay Meth 1 Pay Meth 2 QTY
----------- ------- ------------ ---------- ---------- --- ----------- ------- ------------ ---------- ---------- ---
123 AB 1/1/2012 111 222 1 123 AB 1/1/2012 111 222 1
456 AC 2/1/2012 333 444 1 456 AB 1/1/2012 124 111 1