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Mysql 使用1个查询获取2个查询的结果_Mysql - Fatal编程技术网
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Mysql 使用1个查询获取2个查询的结果

mysql

Mysql 使用1个查询获取2个查询的结果,mysql,Mysql,我在同一个表中有以下两个查询事务 交易表中有以下两列与此相关，registrationId、total和totalPaid 要获取所有已支付交易，我运行以下查询 Select SUM(transactions.totalPaid) as netPaid from transactions where deleted is null group by registrationId Select SUM(transactions.total - transactions.totalPaid) as

我在同一个表中有以下两个查询
事务

交易
表中有以下两列与此相关，
registrationId
、
total
和
totalPaid

要获取所有已支付交易，我运行以下查询

Select SUM(transactions.totalPaid) as netPaid from transactions where deleted is null group by registrationId

Select SUM(transactions.total - transactions.totalPaid) as unPaid from transactions where ((totalPaid < total) OR (total < 0)) and deleted is null group by registrationId
要获取所有未支付的交易，我运行以下查询

Select SUM(transactions.totalPaid) as netPaid from transactions where deleted is null group by registrationId

Select SUM(transactions.total - transactions.totalPaid) as unPaid from transactions where ((totalPaid < total) OR (total < 0)) and deleted is null group by registrationId

从（（totalPaid
如何组合查询并一次性获得两个结果

谢谢

您可以在
未付
列中使用
案例
语句

Select sum(transactions.totalPaid) as netPaid
    , sum(case when (totalPaid < total) OR (total < 0) then transactions.total - transactions.totalPaid else 0 end) as unPaid
from transactions 
where deleted is null 
group by registrationId

选择sum（transactions.totalPaid）作为netPaid
，金额（当（totalPaid
@Metal-duh。太简单了。我的许多查询都没有用到用例。非常感谢。