mysql update add to existing value
mysql> UPDATE tableName SET sometotal = sometotal+10 WHERE Id = 4;mysql update add to existing value
mysql> UPDATE tableName SET sometotal = sometotal+10 WHERE Id = 4;mysql change value
UPDATE [LOW_PRIORITY] [IGNORE] table_name
SET
column_name1 = expr1,
column_name2 = expr2,
...
[WHERE
condition];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 conditionCopyright © 2021 Codeinu
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