inner join in update query code example

Example 1: update with inner join

UPDATE tb1
SET tb1.column_1 = tb2.column_1
FROM table_1 AS tb1
INNER JOIN table_2 AS tb2
ON tb1.column_2 = tb2.column_3

Example 2: how to add where command in update comand with joins

UPDATE A
SET foo = B.bar
FROM TableA A
JOIN TableB B
    ON A.col1 = B.colx
WHERE ...

Example 3: inner join update

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