Mysql表列更新问题
我正在使用下面的查询更新列,但无法更新Mysql表列更新问题,mysql,Mysql,我正在使用下面的查询更新列,但无法更新 update table1 set month_0val = (select v1.sumvalue from ( select r1.reg_id, sum(backbook.bal) as sumvalue from table2 backbook , table3 s , table4 r1 where month(backbook.Date_AsOf) = month(s.MONTH_AS_OF - INTERVAL 12 MONTH)
update table1
set month_0val = (select v1.sumvalue
from ( select r1.reg_id, sum(backbook.bal) as sumvalue
from table2 backbook , table3 s , table4 r1
where month(backbook.Date_AsOf) = month(s.MONTH_AS_OF - INTERVAL 12 MONTH) and year(backbook.Date_AsOf) = year(s.MONTH_AS_OF - INTERVAL 12 MONTH) and backbook.a_region_id = r1.region_code
and r1.org_id = org_id and backbook.A_ProdType_Code != 25 and s.SC_ID = sc_id group by backbook.A_Region_ID ) v1
where v1.reg_id = table1.Region);
即使是内部查询也会返回结果
请帮助。有错误吗?如果它是..则更有用..不,没有任何错误..有关更多信息,表1的类型为memory,其他类型为Innodb…两个选项都提供了所需的结果?是,两个选项都返回所需的结果。。。。。。。。。。。。
UPDATE table1, (
select r1.reg_id, sum(backbook.bal) as sumvalue
from table2 backbook , table3 s , table4 r1
where month(backbook.Date_AsOf) = month(s.MONTH_AS_OF - INTERVAL 12 MONTH)
and year(backbook.Date_AsOf) = year(s.MONTH_AS_OF - INTERVAL 12 MONTH)
and backbook.a_region_id = r1.region_code
and r1.org_id = org_id
and backbook.A_ProdType_Code != 25
and s.SC_ID = sc_id
group by backbook.A_Region_ID
) v1
SET table1.month_0val = v1.sumvalue
WHERE v1.reg_id = table1.Region;