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Oracle SQL Developer 20.4.1 Release Notes

February 2021

SQL Developer | Downloads | Documentation | Forum

Bugs Fixed

  • Oracle SQLcl launches CMD window

New Features

  • 21c JDBC driver

Before You Start

JDK Support

  • Oracle SQL Developer 20.4.1 release requires Oracle Java 8 or 11, with a minimum version of 1.8 update 171. Go here to download the latest version.
  • If SQL Developer cannot find a local JDK, you will be prompted to enter the location path for the JDK. Note that the prompt wants only the folder, not the java.exe.  For example C:\Program Files\Java\jdk1.8.0_152.
  • The Data Miner and SVN client features require Java 8
  • Saving your connection passwords requires at least Oracle JDK 8u152 (for access to JCE jars)

Platform Support

  • Oracle SQL Developer 20.4.1 is available for Windows 7,8,10 and Windows Server 2008/2012, Linux or Mac OS X. (See full Certification)
  • If using a OCI “Thick” connection type, a 21c Oracle Client will be required
Installing or Upgrading

  • All new releases of SQL Developer require a full installation. Download and unzip the file into an empty folder. Ensure the "Use folder names" checkbox is checked when unzipping the file.
Support & Feedback


Many of the features in SQL Developer are provided by other Oracle Database teams. Please use their respective Oracle Community Forums to provide feedback.

  • For all TimesTen related queries, please use the TimesTen forum
  • For all OLAP related queries, please use the OLAP forum
  • For all Machine Learning related queries, please use the Machine Learning forum
  • For all Data Modeler related queries, please use the Data Modeler forum
  • For all Database Migration related queries, please use the Migrations forum