how to update rows in table in sql code example

Example 1: 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

Example 2: sql update record

SQL> UPDATE CUSTOMERS
SET ADDRESS = 'Pune'
WHERE ID = 6;

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