Download the attached plugin: jira-schema-diagram-generator-plugin-1.0.jarInstall the plugin in your JIRA instance by following the instructions on Managing JIRA's Plugins.Go to the JIRA administration console and navigate to System > Troubleshooting and Support > Generate Schema Diagram Keyboard shortcut: g + g + start typing generateEnter the tables/columns to omit from the generated schema information, if desired.If you want to generate a pdf, enter the path to the Graphviz executable.Click Generate Schema.The 'Database Schema' page will be displayed with links to the schema file in txt, dot and pdf format.