For macOS users, drag the extracted application into your standard Applications folder. Step 5: Initial Launch and Configuration
Once you've verified the download, follow these steps to install Oracle SQL Developer:
While newer versions of SQL Developer exist, version 21.4.3 remains a preferred choice for many enterprise environments.
Sign in with an Oracle account (or create one) and accept the license agreement. oracle sql developer download 2143 download verified
(Recommended for easiest installation).
Simplified export/import processes for moving database objects. Installation Tips for 21.4.3
: Run a suite of built-in reports or create custom ones for database monitoring. Oracle SQL Developer Downloads 21.4.3 For macOS users, drag the extracted application into
: Requires Oracle Java 8 or 11. Using the bundled JDK version is recommended to avoid manual configuration.
Version/build "2143"
If a previous version of SQL Developer is detected on your machine, the program will ask if you want to import your existing database connections and preferences. Select Yes to preserve your setup. Troubleshooting Common Installation Issues (Recommended for easiest installation)
Version 21.4.3 is a release. Always get it from the Oracle archive, check the hash, and ignore third-party mirrors.
Edit the sqldeveloper.conf file found in the sqldeveloper\bin directory. Adjust the memory allocation parameters ( AddVMOption -Xms and AddVMOption -Xmx ) to grant the application more RAM.