# Swap Salary LeetCode Solution

This Leetcode problem Swap Salary LeetCode Solution is done in SQL.

# List of all LeetCode Solution

## Problem Statement

id is the primary key (column with unique values) for this table. The sex column is ENUM (category) value of type (‘m’, ‘f’). The table contains information about an employee.

Write a solution to swap all `'f'` and `'m'` values (i.e., change all `'f'` values to `'m'` and vice versa) with a single update statement and no intermediate temporary tables.

Note that you must write a single update statement, do not write any select statement for this problem.

The result format is in the following example.

Example 1:
Input:

Output:

Explanation:
(1, A) and (3, C) were changed from ‘m’ to ‘f’.
(2, B) and (4, D) were changed from ‘f’ to ‘m’.

## Swap Salary LeetCode Solution MySQL

``````# update salary
# set sex = case when sex = 'm' then 'f' else 'm' end;
update
salary
set
sex = if(sex = 'm', 'f', 'm');```Code language: SQL (Structured Query Language) (sql)```
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