SQL

sql update from select

UPDATE YourTable 
SET Col1 = OtherTable.Col1, 
    Col2 = OtherTable.Col2 
FROM (
    SELECT ID, Col1, Col2 
    FROM other_table) AS OtherTable
WHERE 
    OtherTable.ID = YourTable.ID

SQL UPDATE Statement

UPDATE Customers
SET first_name = 'Johnny'
WHERE customer_id = 1;

update value sql

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

How do I UPDATE from a SELECT in SQL Server?

In SQL Server 2008 (or newer), use MERGE

MERGE INTO YourTable T
   USING other_table S 
      ON T.id = S.id
         AND S.tsql = 'cool'
WHEN MATCHED THEN
   UPDATE 
      SET col1 = S.col1, 
          col2 = S.col2;
Alternatively:

MERGE INTO YourTable T
   USING (
          SELECT id, col1, col2 
            FROM other_table 
           WHERE tsql = 'cool'
         ) S
      ON T.id = S.id
WHEN MATCHED THEN
   UPDATE 
      SET col1 = S.col1, 
          col2 = S.col2;

how to update values in sql

//to update value

UPDATE students SET course_id = 102
WHERE last_name = 'Jones'; -> 
                 if there is no condition it will update all!

sql update with statement

UPDATE mytable t		-- Update using WITH statement
SET value3 = (
    WITH comp AS (
        SELECT id, value1
        FROM mytable t
        WHERE value2 > 10
    )
    SELECT c.value1
    FROM comp c
    WHERE c.id = t.id
);

How do I UPDATE from a SELECT in SQL Server?

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'

update query in sql

UPDATE table_name
 SET column_name1 = value1, column_name2 = value2
 WHERE condition; 

update query in sql

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

update select sql

--the simplest way of doing this 
UPDATE
    table_to_update,
    table_info
SET
    table_to_update.col1 = table_info.col1,
    table_to_update.col2 = table_info.col2

WHERE
    table_to_update.ID = table_info.ID