Prior to the release of SQL Developer 1.0, which was formerly known as Project Raptor, Oracle didn’t have its own visual database development tool—only the character-based SQL Plus.

Copy the file to the SQL Developer’s directory (where dbtools-common.original.jar is located). Patch SQLcl's dbtools-common.jar Open a terminal window in the lib folder where ...

The system he was documenting was built on PL/SQL, Oracle Database, and Oracle Forms and Reports, so he began studying PL/SQL every morning at 4 a.m. with the goal of becoming a developer.