Check out example codes for "Apache Derby: Create SQL Dump with data". It will help you in understanding the concepts better.

Code Example 1

Runtime.getRuntime().exec("java org.apache.derby.tools.dblook -d 'jdbc:derby:D:/Dev/workspaces/workspacePro/School-FinMa/school-finma' -o 'E:/myDB_DDL.sql'");

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