How would you like to create your own type 3 JDBC (Java Database Connectivity) driver or convert an existing JDBC driver to type 3? Type 3 drivers, primarily useful for Internet/intranet ...

This tutorial shows JDBC and PostgreSQL used, along with JDBC URLs and downloaded database drivers from Maven, to create simple Postgres CRUD apps.

JDBC connections are expensive When you learn how to program against a database with JDBC in Java, most tutorials will tell you to create a database connection every time you perform a database ...