3. Beyond INSERT OR REPLACE: Alternative Methods for Conditional Updates in SQLite
   INSERT OR REPLACE:This statement attempts to insert a new row into the table. If a row with the same unique identifier (primary key) already exists
4. Verifying the Existence of a MySQL Database: Multiple Approaches
   Using SQL:Concept: We can directly query the MySQL information schema to see if a database with a specific name exists.Code:
5. Understanding the Difference Between EXISTS and IN in SQL
   IN operator: Used to filter rows based on a specific list of values. You can directly include a list of values within parentheses after IN