sql server递归
with cte as ( select belongsAgent from [QPProxyDB].[dbo].[BS_ProxyInfo] where ProxyID = @ProxyID union all select a.ProxyID from [QPProxyDB].[dbo].[BS_ProxyInfo] a join cte b on a.ProxyID = b.belongsAgent ) select * from cte order by belongsAgent asc
ProxyID 父级
belongsAgent 子集