Open your extracted folder and double-click sqldeveloper.exe .
Built-in utilities to migrate third-party databases (like Microsoft SQL Server, MySQL, or Sybase) directly into Oracle.
This occurs if the path to the JDK is incorrect or if you pointed the application to a JRE (Java Runtime Environment) instead of a JDK. Edit the configuration file directly to fix this:
Oracle SQL Developer 3.2.20.10 does not utilize a traditional installer wizard on Windows platforms. It runs as a portable application. Installation Steps for Windows Oracle Sql Developer 3.2.20.10 Download
Direct link example (login required): https://www.oracle.com/tools/downloads/sqldev-downloads.html (Switch to “Release 3.2” in archive view)
It runs efficiently on older hardware and virtual machines with limited RAM.
Mount the .dmg file and drag the SQL Developer icon into your Applications folder. Linux: Install the RPM using the terminal: sudo rpm -ivh sqldeveloper-3.2.20.10.noarch.rpm Use code with caution. Troubleshooting Common Errors "Cannot find a Java Development Kit" Message Open your extracted folder and double-click sqldeveloper
Manually change it to match your JDK path: SetJavaHome C:\Program Files\Java\jdk1.7.0_80 Save the file and restart sqldeveloper.exe . Out of Memory Errors
Oracle Linux 5/6, Red Hat Enterprise Linux 5/6, and comparable Ubuntu distributions utilizing standard X11 graphical forwarding.
⚠️ : Do not download from third-party repositories (CNET, Softonic, etc.). They may bundle adware or outdated malware. Always use oracle.com domains. Edit the configuration file directly to fix this:
Below is the comprehensive guide on how to safely locate, download, install, and configure Oracle SQL Developer version 3.2.20.10 on your system. 1. Understanding Oracle SQL Developer 3.2.20.10
: This specific version (3.2.20.10) is contained within the Oracle 12.1.0.2 client installation media (specifically in the 7th zip file of the Windows x64 set, e.g., p21419221_121020_MSWIN-x86-64_7of10.zip ).