Improved task 627.

Author: javadev

src/main/java/g0601_0700/s0627_swap_salary/script.sql

@@ -1,3 +1,3 @@
 # Write your MySQL query statement below
 # #Easy #Database #SQL_I_Day_2_Select_and_Order #2022_03_21_Time_191_ms_(96.89%)_Space_0B_(100.00%)
-UPDATE Salary SET sex = CASE WHEN sex = 'm' THEN 'f' ELSE 'm' END;
+UPDATE Salary SET sex = CASE WHEN sex = 'm' THEN 'f' ELSE 'm' END WHERE TRUE;