### Relevant Articles: - [Getting Database URL From JDBC Connection Object](https://www.baeldung.com/jdbc-get-url-from-connection) - [JDBC URL Format For Different Databases](https://www.baeldung.com/java-jdbc-url-format) - [How to Check if a Database Table Exists with JDBC](https://www.baeldung.com/jdbc-check-table-exists) - [Inserting Null Into an Integer Column Using JDBC](https://www.baeldung.com/jdbc-insert-null-into-integer-column)