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select concat_ws('|',eid,deptid,permission_dept)
from (
select eid,deptid,group_concat(permission_dept) as permission_dept
from (
select eid,deptid,concat(permission_dept) as permission_dept
from (
select eid,deptid,case substring(permission_dept,length(permission_dept),1) when ',' then substring(permission_dept,1,length(permission_dept)-1) else permission_dept end as permission_dept
from pcore_dept_permission_09 where eid = 138619) a ) a
group by eid,deptid) a
之前需要设置
SET global group_concat_max_len =999999999
要不长度不够,会被截断
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