How to Create Connection with Derby Database using Netbeans | Database Connectivity in Java 2021
Running Derby after Installation
Select the latest version of NetBeans and start it.
Open the Services window (available from the window menu in NetBeans)
Right-click Java DB and start the server... if you get a warning about security preventing this, there will be an option to disable this check. Disable it and restart the server
Once server is started, create a database: right-click on Java DB and choose create database and fill out the information. This will create a JDBC connection URL.
Right-click the JDBC connection URL for the database you created and connect to it.
Once connected, right-click again on connection and choose to execute commands
This will open a window where you type SQL. The results will be shown in another window below the editor.