我的SQL表如下
City_Code Post_Code Post_Code_Description
100 A1 ABC
100 C8 XYZ
100 Z3 MNO
200 D4 LMN
300 E3 IJK
300 B9 RST
它是 city_code 和 Post_Code 之间的映射。一个 City_Code 有多个邮政编码。现在我想运行一个查询来获取如下内容
City_Code Post_Code Post_Code_Description
100 A1,C8,Z3 ABC,XYZ,MNO
200 D4 LMN
300 E3,B9 IJK,RST
你能帮我解决这个 SQL 表吗
最佳答案
试试这个:
SELECT City_Code,
Post_Code =
STUFF((SELECT ', ' + Post_Code
FROM your_table b
WHERE b.City_Code = a.City_Code
FOR XML PATH('')), 1, 2, ''),
Post_Code_Description=
STUFF((SELECT ', ' + Post_Code_Description
FROM your_table b
WHERE b.City_Code = a.City_Code
FOR XML PATH('')), 1, 2, '')
FROM your_table a
GROUP BY City_Code
关于sql - 使用 SQL 查询的逗号分隔值,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/12671117/