3. Understanding PostgreSQL Configuration File Locations Through Code Examples
   Default Location:/etc/postgresql/15/main/postgresql. conf: This is the primary configuration file for PostgreSQL. It contains settings for database-wide parameters
4. Changing the MariaDB 5.5 Data Directory: Configuration and Path Management
   In MariaDB (and its close relative, MySQL), the datadir (data directory) is a crucial location on your system where MariaDB stores all its database files
5. Demystifying Database Configuration: Key-Value vs. Separate Tables vs. JSON
   This is the simplest method, storing configurations as key-value pairs in a single table.Example Table:Pros:Easy to implement and understand