how to update row in mysql code example

Example 1: mysql update add to existing value

mysql> UPDATE tableName SET sometotal = sometotal+10 WHERE Id = 4;

Example 2: mysql change value

UPDATE [LOW_PRIORITY] [IGNORE] table_name 
SET 
    column_name1 = expr1,
    column_name2 = expr2,
    ...
[WHERE
    condition];

Example 3: mysql update value

UPDATE employees 
SET 
    email = '[email protected]'
WHERE
    employeeNumber = 1056;Code language: SQL (Structured Query Language) (sql)

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