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  2. Database
  3. Java DB Derby

To connect to an existing JavaDB database using the embedded driver:

jdbc:derby:<databaseName>;<URLAttributes>

The options in this syntax are:

  1. Databasename: Specifies the database name to which the embedded driver should connect.
  2. URLAttributes: Specifies special URL attributes, such as create, upgrade, and territory, to use while connecting with the database.

To connect to an existing JavaDB database using the network client driver:

jdbc:derby://<host>:<port>/<databaseName>;
  1. host: Specifies the computer name or Internet Protocol address where Java DB is running. If Java DB is running on the same computer as that of the client, you can use localhost or 127.0.0.1 as the value of the host option.
  2. Port: Specifies the port number used by JavaDB to accept incoming requests.
  3. databaseName: Represents the name of the database to connect with.




20.37.Java DB Derby
20.37.1.New to Java 6 is a lightweight database called Derby.
20.37.2.The JavaDB Directory Structure
20.37.3.The JavaDB Environments
20.37.4.JavaDB Drivers
20.37.5.JavaDB URLs
20.37.6.JavaDB Tools
20.37.7.You can use the server tool to start JavaDB in a network client environment.
20.37.8.Ping JavaDB.
20.37.9.To view run time information for JavaDB, you can use the following command:
20.37.10.To stop JavaDB, you can use the following command:
20.37.11.Using the ij Tool
20.37.12.You can use the connect command of ij to establish a connection with a database
20.37.13.Viewing and Switching Connections
20.37.14.Working with Tables
20.37.15.To view the structure of the Employee table
20.37.16.Using the sysinfo Tool
20.37.17.Connect to Java DB (Derby) with org.apache.derby.jdbc.EmbeddedDriver
20.37.18.Connect to Derby database
20.37.19.The SQL script for creating the Employee Table