delete syntax in sql code example

Example 1: sql delete

DELETE FROM table_name WHERE condition;
-- 			Ex.
DELETE FROM Customers WHERE CustomerName='Mustafa Mbari';

Example 2: sql delete

DELETE FROM my_table;		-- all rows
DELETE FROM my_table WHERE my_id = 12345;
DELETE FROM my_table WHERE my_id IN (SELECT id2 FROM my_table2);
COMMIT;		-- don't forget it...

Example 3: sql delete where in

-- Deletes all records where `columnName` matches the values in brackets.
DELETE FROM tableName WHERE columnName IN ('val1', 'val2', 'val3');

Example 4: sql delete

Delete data from a table.
Example: Removes a user with a user_id of 674.
DELETE FROM users WHERE user_id = 674;

Example 5: delete query

public function deletedata(){	

	$this->db->where('id', 2);	
	$this->db->delete('table_name');

	}