If the Oracle SQL Developer crashing on startup on your computer, you can follow the solutions mentioned in this post to resolve the issue.

Developer Product Briefs Make a SQL-to-Java Connection SQL Server 2005's Type 4 JDBC driver provides database connectivity from a Java application. Though the driver class and connection URL are a bit ...

Open Oracle Developer. Click "View" and then click "Dbms Output." Click the green "+" sign in the window that opens and select the database connection from which you want output. Output will now ...