How Does Unix Shell Script Connect to Oracle Database?

How do I connect to Oracle Unix shell scripting?

Do the following steps to start SQL*Plus and connect to the default database:

1. Open a UNIX terminal.
2. At the command-line prompt, enter the SQL*Plus command in the form: $> sqlplus.
3. When prompted, enter your Oracle9i username and password. …
4. SQL*Plus starts and connects to the default database.

How do I run a shell script in Oracle?

create a shell script owned by the OS user which writes to that common location. create a credential to access that user from inside the database itself. setup and run a scheduler job to execute a shell script as the new OS user. read the output file generated by the shell script from inside the database.