sql server 子查询不止一个的问题

Question

podeclare @year varchar(4),@uuid1 varchar(50),@uuid2 varchar(50)
set @year ='2019'
set @uuid1 = 'uuid1'
set @uuid2 = 'uuid2'
SELECT @year as 会计年度
,'00' as 会计月份
,a.ccode as 会计科目编码
,case when (select bproperty from code where ccode = a.ccode) = '1' then '借' when (select bproperty from code where ccode = a.ccode) = '0' then '贷' else ' ' end as 余额方向
,a.mb as 期初余额
,a.mb_f as 期初外币余额
,''+''+@uuid2 as 预算单位代码
,''+''+@uuid1 as 会计电子账簿编号
FROM GL_accsum a
where iperiod='1'
order by ccode
报错 ：子查询返回的值不止一个。当子查询跟随在 =、!=、<、<=、>、>= 之后，或子查询用作表达式时，这种情况是不允许的。
哪位小伙伴可以解决🥺🥺

Answer 1

看上去不复杂，直接连表查