Linq 中的 left join
表A User:
表B UserType:
Linq: from t in UserType join u in User on t.typeId equal u.typeId into newtable from newtable.DefaultIfEmpty()
select table in newtable;
2024-04-11 19:34:07
Linq 中的 left join
表A User:
表B UserType:
Linq: from t in UserType join u in User on t.typeId equal u.typeId into newtable from newtable.DefaultIfEmpty()
select table in newtable;