Running ij The  ij tool is a JDBC tool that you can use to run scripts or interactive queries against a database. Derbytools, ijij toolrunning Choose the method that you will use to run the ij script. The methods are listed in the following table. Methods of running the <codeph>ij</codeph> utilityThis table lists several different ways to run the ij utility, based on the user's familiarity with the Java programming language and . Method When to Use Command Run ij as a standalone command. Use this method if you are relatively new to the Java programming language and new to . Follow the steps in before you run the ij tool using this method. To run the ij script from the command line, use: ij

You must add the /bin directory to your PATH environment variable before you can run the ij tool.

The ij script sets the appropriate environment variables, including the CLASSPATH, and starts the ij tool.

 Run ij using the jar file that is located in the directory where ij resides. Use this method if you are new to , but are familiar with the Java programming language. You must set the environment variable before you can run the ij tool using this method.

On UNIX, the command is:

java -jar $DERBY_HOME/lib/derbyrun.jar ij

On Windows, the command is:

java -jar %DERBY_HOME%\lib\derbyrun.jar ij Run ij using the java command. Use this method if you are familiar with both the Java programming language and , and you have already added the location of the java executable file to your command execution PATH. You must set your CLASSPATH. Use the steps specified in . Then specify the class name in the java command. For example: java org.apache.derby.tools.ij Run ij using the java command with a modulepath. Use this method if you are familiar with both the Java programming language and , have already added the location of the java executable file to your command execution PATH, and expect to run Derby via the modulepath. You must set your MODULEPATH. Use the steps specified in . Then specify the tools module and the ij class name in the java command.

On UNIX, the command is:

java -p $MODULEPATH \ -m org.apache.derby.tools/org.apache.derby.tools.ij

On Windows, the command is:

java -p %MODULEPAT% ^ -m org.apache.derby.tools/org.apache.derby.tools.ij
When you are ready to leave the ij tool, type: ij> exit; See the for more information about the ij tool.