Today I Learned: collection of notes, tips and tricks and stuff I learn from day to day working with computers and technology as a developer

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How to pass host and port parameters

Using the following command one can pass hostname, port, servicename and SID parameters to connect to a database without having an entry in tnsnames.ora

$ sqlplus username/password@hostname:port/SERVICENAME
$ sqlplus username
Enter password: password@//hostname:port/SERVICENAME
$ sqlplus /nolog
SQL> connect username/password@hostname:port/SERVICENAME