Ensure SQL Plus is installed on your system and properly configured to connect to your Oracle database. Configure your Oracle database connection. For more details on configuring SQL Plus, see ...

The Oracle SQL Developer tool can connect to databases other than Oracle, including MySQL, Microsoft SQL Server and DB2. The SQL development environment helps the programmer perform basic ...

The ability to store SQL*Plus variables and fill them with Oracle data is a very powerful feature, and it makes SQL*Plus scripts more efficient because it reduces database access.