Answers for "update table in sql with join"

update with join sql server

UPDATE 
    t1
SET 
    t1.c1 = t2.c2,
    t1.c2 = expression,
    ...   
FROM 
    t1
    [INNER | LEFT] JOIN t2 ON join_predicate
WHERE 
    where_predicate;

SQL update with join

UPDATE D
SET D.Name = 'Computer Science and Engineering'
FROM Department D
INNER JOIN Student S ON D.Id = S.DepartmentId