Creating database diagram of Oracle database using Oracle SQL Developer

In this post I will explain how to create database diagram of Oracle database using “Oracle SQL Developer”

We can use Oracle SQL Developer to generate database diagram of an Oracle database. Please follow these steps to generate database diagram of an Oracle 11g Express Edition database. You can refer to this article to install Oracle Express database and Oracle SQL Developer

Step 1: Open Oracle SQL Developer

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Step 2: Select File > Data Modeler > Import > Data Dictionary

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Step 3: Select connection name in the Data Dictionary Import Wizard and click on Next

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Step 4: Select the Database/Schema and click on Next

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Step 5: Choose the tables for which you want to create database diagram and click Next. You can also select other database objects like Views

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Step 6: Click on Finish

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Step 7: Click on Close to close the log window

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Step 8: Now you can view the database diagram of tables with their relationship as following

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We have a  toolbar in the top called Relational Model (View > Show Toolbars > Customize Main Toolbar > Relational Model) to view and customize the data dictionary

Step 9: Select File > Data Modeler > Print Diagram > To Image File to save this diagram as an image (.png) file. You can also select “To PDF File” or “To SVG File” as output type

2013-12-19 00_33_49-Oracle SQL Developer _ system-XE (Untitled_1)

Step 10: Finally we have database diagram of HR database as following


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