After you install Oracle Database XE, EM Express is only available from the local server, it cannot be accessed remotely. To make EM Express available to remote clients, start SQL*Plus and log in as SYSTEM and execute this procedure: $ sqlplus system Enter password: SYSTEM_password SQL> EXEC DBMS_XDB.SETLISTENERLOCALACCESS (FALSE);
Full Answer
How do I connect to my Oracle Database Xe database?
When you install Oracle Database XE, your Windows user is automatically added to the ORA_DBA operating system group, which grants you the SYSDBA privileges. You can use the following commands to connect to the database. In the commands, replace "<oracle_home>" with the path to your Oracle Home; see Table 5-1 for more details about the Oracle Home:
What happens when the Oracle Database Xe instance is shut down?
If the Oracle Database XE instance is shut down, the lsnrctl status command does not show any services you can connect to. XEPDB1 is the service name defined for the first PDB created by default.
What is the Net Services database listener for Xe?
The Net Services database listener for your XE database allows you to connect to the database over TCP/IP from the same machine or other machines on the network. The configuration of the Listener can be viewed using the following commands run from the command prompt:
How do I connect to Xe from a remote computer?
Connection strings for local connections were provided on the final screen of the install. If you are connecting from a remote computer, you need to provide the hostname (where XE is installed) instead of localhost.
How do I connect to an Oracle Database remotely?
Connecting remotely means running the SQL Command Line (or any other Oracle command-line utility) on a computer other than the Oracle Database XE host computer, and then initiating a database connection from the SQL Command Line (or other utility) over the network.
How do I enable remote access in Oracle?
To enable remote HTTP connection requests using the SQL Command Line:Start the SQL Command Line and connect to the database as user SYSTEM . ... At the SQL Command Line prompt, enter the following command: EXEC DBMS_XDB.SETLISTENERLOCALACCESS(FALSE);
How do I connect to Oracle XE?
How-To Connect to Oracle Database 10g Express EditionStartup Oracle SQL Developer.From within the Connections navigator on the left side of the tool, right-click on Connections.Select New Database Connection.Enter the following information: Connection Name: XE. ... Click Connect.
How do I open Oracle XE in browser?
Do one of the following: On Windows: Click Start, point to Programs (or All Programs), point to Oracle Database 10g Express Edition, and then select Go to Database Home Page. On Linux with Gnome: In the Applications menu, point to Oracle Database 10g Express Edition, and then select Go to Database Home Page.
How do I access my Oracle database from another computer?
4.4 Connecting to an Oracle Database from a Client Computer(UNIX, Linux, or Windows systems) Open a command window and enter the following command: sqlplus.(Windows systems only) Click Start, select Programs (or All Programs), then Oracle - HOME_NAME, then Application Development, and then SQL*Plus.
How do I connect to a user in Oracle?
Connecting to Oracle Database from SQL*PlusIf you are on a Windows system, display a Windows command prompt.At the command prompt, type sqlplus and press the key Enter. SQL*Plus starts and prompts you for your user name.Type your user name and press the key Enter. ... Type your password and press the key Enter.
What is XE in Oracle JDBC URL?
Connection URL: The connection URL for the oracle10G database is jdbc:oracle:thin:@localhost:1521:xe where jdbc is the API, oracle is the database, thin is the driver, localhost is the server name on which oracle is running, we may also use IP address, 1521 is the port number and XE is the Oracle service name.
What is Oracle Database XE?
Oracle Database Express Edition (Oracle Database XE) is a free, smaller-footprint edition of Oracle Database. Oracle Database XE is easy to install and easy to manage. With Oracle Database XE and related tools you can: Administer the database. Create tables, views, and other database objects.
Is Oracle Express Edition free for commercial use?
That said, IMHO , Oracle XE is indeed a free product which can be use in the production environments.
How do I start Oracle XE on Windows?
You can start or stop the database using Windows Services:From the Start menu, enter services. ... Locate the OracleServiceXE service in the Services window.Right-click the service name, and from the menu, select Start or Stop.More items...
How do I open Oracle Database in Windows?
To start or shut down Oracle Database:Go to your Oracle Database server.Start SQL*Plus at the command prompt: C:\> sqlplus /NOLOG.Connect to Oracle Database with username SYSDBA: SQL> CONNECT / AS SYSDBA.To start a database, enter: SQL> STARTUP [PFILE=path\filename] ... To stop a database, enter: SQL> SHUTDOWN [mode]
What is the Oracle home directory?
An Oracle home is a directory into which all Oracle software is installed and is referenced by an environment variable. The Oracle home consists of the following: Directory location where the products are installed. Corresponding system path setup.
How do I access Oracle Application Express?
The Login page appears. In Username, enter admin . In Password, enter the Oracle Application Express administrator account password you specified when you installed Oracle Application Express. Click Login.
How do I start Oracle XE on Windows?
You can start or stop the database using Windows Services:From the Start menu, enter services. ... Locate the OracleServiceXE service in the Services window.Right-click the service name, and from the menu, select Start or Stop.More items...
How do I open Oracle Express Edition?
On Windows, from the Start menu, select Programs (or All Programs), then Oracle Database 11g Express Edition, and then Get Started. On Linux, click the Application menu (on Gnome) or the K menu (on KDE), then point to Oracle Database 11g Express Edition, and then Get Started.
What is the default Oracle username and password?
Log in to the database using the user name SYS and connect as SYSDBA. Use the password that you specified for the SYS account during the installation.
What is XE service?
You specify a service when connecting to the database through the listener. The default services created by Oracle Database XE are XE and XEPDB1. The XE service connects you to the root container of the database ( CDB$ROOT) and the XEPDB1 service connects you to the default pluggable database ( XEPDB1) created at the installation time. For each new pluggable database (PDB) in the database, there will be a new default service created with the same name as the PDB.
What is a Net Services database listener?
The Net Services database listener for your XE database allows you to connect to the database over TCP/IP from the same machine or other machines on the network. The configuration of the Listener can be viewed using the following commands run from the command prompt:
Can you replace XEPDB1 with another PDB?
You can replace XEPDB1 with the name of another PDB you want to connect to. Specifying the port is optional when the listener is setup with the default port 1521. You must specify the port number if you use another port. Connection strings for local connections were provided on the final screen of the install.
What is Oracle 18c Express Edition?
Whether you are a developer, a DBA, a data scientist, an educator, or just curious about databases, Oracle Database 18c Express Edition (XE) is the ideal way to get started. It is the same powerful Oracle Database that enterprises rely on worldwide, packaged for simple download, ease-of-use, and a full-featured experience. You get an Oracle Database to use in any environment, plus the ability to embed and redistribute – all completely free!
What is multitenant in Oracle?
Multitenant: Get isolation, agility, and economies of scale by managing multiple Pluggable Databases inside your Oracle Multitenant Container Database
What are the free dev tools and IDEs for Oracle?
Use free dev tools and IDEs from Oracle including SQL Developer, SQLcl, and SQL Developer Data Modeler.
Is Oracle Database XE good for small users?
Oracle Database XE is well suited to users large and small. For example:
Does Oracle support R?
If you prefer R programming, Oracle Database supports that too.
