Cómo actualizar un atributo en MySQL
UPDATE table_name
SET variable = 'changed field', variable = 'another changed field'
WHERE firstline_name = 1;
Doubtful Dog
UPDATE table_name
SET variable = 'changed field', variable = 'another changed field'
WHERE firstline_name = 1;UPDATE tableName SET columnName = yourValue;
#to update multiple columns:
UPDATE tableName SET column1 = value1, column2 = value2; #and so onUPDATE [LOW_PRIORITY] [IGNORE] table_name
SET
column_name1 = expr1,
column_name2 = expr2,
...
[WHERE
condition];UPDATE Table_name
-- The desired value
SET Column_name = desired_value
-- Any value, of the item, of which one value you want to change
WHERE Column_name = value-- 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 conditionALTER TABLE `employees`CHANGE `emp_id` `emp_id` int(11) NULL;