What is the command to connect to database in Oracle?

What is the command to show database in Oracle?

Show Databases in Oracle Show all “databases” in Oracle, i.e. schemas/users (requires privileges on dba_users ): SQL> SELECT username AS schema_name FROM dba_users ORDER BY username; If the current user doesn't have enough privileges, you may get the following error: ORA-00942: table or view does not exist.

How do I connect to Sqlplus?

Starting SQL*Plus Command-line1Open a UNIX or a Windows terminal and enter the SQL*Plus command: sqlplus.2When prompted, enter your Oracle Database username and password. ... 3Alternatively, enter the SQL*Plus command in the form: sqlplus username/password. ... 4SQL*Plus starts and connects to the default database.SQL*Plus Quick Start

How do I connect to a remote in Oracle?

To initiate a remote connection from the SQL Command Line using the Oracle Database XE: On the remote computer, start a terminal session (Linux) or open a command window (Windows.) If prompted for host credentials, log in to the remote computer.

What is Sqlplus command?

SQL*Plus commands allow a user to manipulate and submit SQL statements. Specifically, they enable a user to: Enter, edit, store, retrieve, and run SQL statements. List the column definitions for any table. Format, perform calculations on, store, and print query results in the form of reports.