2. SQL Switch Case Where Clause Explained
   Purpose:The SWITCH/CASE statement in SQL is used to create conditional expressions within the WHERE clause of a query.It allows you to specify multiple conditions and execute different actions based on which condition is met
3. PostgreSQL CASE ... END Explained: Conditional Logic in Your Queries
   The CASE . .. END expression is a powerful tool in PostgreSQL for conditionally evaluating expressions and returning different results based on those conditions