将多行数据放入单行

Question

INFLOW_DESC   INFLOW_AMT   OUTFLOW_DESC   OUTFLOW_AMT
=====================================================
  LOAN           13         
---------------------------------------------------
                            DEPOSIT          20
---------------------------------------------------

想显示喜欢

INFLOW_DESC   INFLOW_AMT   OUTFLOW_DESC   OUTFLOW_AMT
=====================================================
  LOAN           13           DEPOSIT         20
---------------------------------------------------

Answer 1

你可以使用聚合：

select max(INFLOW_DESC) as INFLOW_DESC,
       max(INFLOW_AMT) as INFLOW_AMT,
       max(OUTFLOW_DESC) as OUTFLOW_DESC,
       max(OUTFLOW_AMT) as OUTFLOW_AMT
from t;

这个问题通常是因为GROUP BY 格式错误。如果此数据是由另一个查询生成的，则使用您的查询的简化版本提出一个新问题。