update all rows mysql
UPDATE tableName SET columnName = yourValue;
#to update multiple columns:
UPDATE tableName SET column1 = value1, column2 = value2; #and so onupdate all rows mysql
UPDATE tableName SET columnName = yourValue;
#to update multiple columns:
UPDATE tableName SET column1 = value1, column2 = value2; #and so onmysql update add to existing value
mysql> UPDATE tableName SET sometotal = sometotal+10 WHERE Id = 4;update table mysql
-- Things in brackets are optional
-- IGNORE modifier updates rows even if errors occur (ie: the rows that cause errors are simply not updated)
UPDATE [IGNORE] table_name
SET
column_name1 = expr1,
column_name2 = expr2,
...
[WHERE
condition]; -- WHERE tells us which rows to update based on said conditionUpdate information in a mysql column
UPDATE employees
SET
lastname = 'Hill',
email = '[email protected]'
WHERE
employeeNumber = 1056;Code language: SQL (Structured Query Language) (sql)Copyright © 2021 Codeinu
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