Oracle：在分析函数中转换wm_concat

Question

我读到使用聚合函数作为分析函数link应该非常简单。我想在Oracle 10g中使用wm_concat作为分析函数。

Answer 1

它只是按照建议工作！非常感谢！

WITH temp as (
SELECT 'A' as master , 1 Col from dual
UNION SELECT 'A' , 3  from dual
UNION SELECT 'B' , 1 from dual
UNION SELECT 'B' , 2 from dual
UNION SELECT 'C' , 1 from dual)
SELECT
   master,
   wm_concat(Col) over (partition by master)
FROM
  temp