select t1.froms as id from tb_message as t1 UNION select t2.tos as id from tb_message as t2
sqlite 合并2个表
免责声明！
本站转载的文章为个人学习借鉴使用，本站对版权不负任何法律责任。如果侵犯了您的隐私权益，请联系本站邮箱yoyou2525@163.com删除。
select t1.froms as id from tb_message as t1 UNION select t2.tos as id from tb_message as t2
本站转载的文章为个人学习借鉴使用，本站对版权不负任何法律责任。如果侵犯了您的隐私权益，请联系本站邮箱yoyou2525@163.com删除。