update with where clause sql code example

Example 1: update column sql server

UPDATE table_name
SET column1 = value1, column2 = value2, ...
WHERE condition;

Example 2: sql update from select

UPDATE
    Table_A
SET
    Table_A.col1 = Table_B.col1,
    Table_A.col2 = Table_B.col2
FROM
    Some_Table AS Table_A
    INNER JOIN Other_Table AS Table_B
        ON Table_A.id = Table_B.id
WHERE
    Table_A.col3 = 'cool'

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