PostgreSQL 连接 inner join on Java工程师的修炼之道 2019-10-08 212 阅读1分钟 PostgreSQL 连接 inner join on select su.id,su.real_name,sur.role,sra.authority from sys_user_ex su inner join sys_user_role_ex sur on su.id=sur.user_id inner join sys_role_authority_ex sra on sra.role=sur.role