摘要: 现象 运行的SQL示例如下 select t1.* from edw.a t1 left join edw.b t2 on (t1.id = t2.id or ((t1.id is null or t2.id is null) and t1.phone = t2.phone)) and t1.pro 阅读全文
posted @ 2025-01-10 10:41 july4tian 阅读(114) 评论(0) 推荐(0)