update where in mysql code example

Example 1: sql update query

--update query example
 UPDATE table_name
 SET column1 = value1, column2 = value2, ...
 WHERE condition;

Example 2: mysql update query

UPDATE table_name SET field1 = 'value 1', field2 = 'value 2'
WHERE field3 = 'value 3'

Example 3: update set mysql

UPDATE tableName SET anAttribute = 'Something' WHERE anOtherAttribute = 'SomethingElse'

//All 'SomethingElse' values will become 'Something'

Example 4: update all rows mysql

UPDATE tableName SET columnName = yourValue;
#to update multiple columns:
UPDATE tableName SET column1 = value1, column2 = value2; #and so on

Example 5: mysql update add to existing value

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

Example 6: mysql change value

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