在Oracle中将SQL行转换为逗号分隔值[复制]

Possible Duplicate:
How can I combine multiple rows into a comma-delimited list in Oracle?

可能重复:如何将多行组合到Oracle中以逗号分隔的列表中?

How can you produce a comma-separated values from list of return rows in SQL without creating a function? Need to remove duplicates and null or with 'None' as the value.

如何在不创建函数的情况下从SQL中的返回行列表生成逗号分隔值?需要删除重复项并使用null或使用“None”作为值。

Example: select name from student;

示例:从学生中选择姓名;

The result :

结果 :

         NAME         
        ------
        Zed
        Charlo
        None
        Charlo
        Dionn
        Ansay

Desired output :

期望的输出:

              Name
             -------
             Zed,Charlo,Dionn,Ansay

1 个解决方案

#1

http://sqlfiddle.com/#!4/9ad65/2

select 
  listagg(name, ',') 
    within group (order by id) as list 
from student