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Database Express 12c (OEM)

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Overview

Oracle's Database Express is a GUI tool you can use to help manage your database. Database Express replaces the 11g dbconsole. It can only be used to manage one database at a time. Database Express GUI assists in managing a databases: Configuration, Storage, Security and Performance.

Change these to match your environment:

  • DB01 is used as the instance name for these examples.
  • Port 8080 is used for http.
  • Port 5500 is used for https (SSL).

Create\configure Database Express session.

Prerequisites

  • Install Flash for the Browser you wish to use.
  • Ensure network port that you want to use is open.

Access

http

 http://dbtst11:8080/em

https (SSL)

 https://dbtst03:5500/em

Create

http

exec dbms_xdb_config.sethttpport(8080);
ALTER SYSTEM SET DISPATCHERS="(PROTOCOL=TCP)(SERVICE=DB01)";

https (SSL)

exec dbms_xdb_config.sethttpsport(5500);
ALTER SYSTEM SET DISPATCHERS="(PROTOCOL=TCP)(SERVICE=DB01)";

Display Configuration

http

 select dbms_xdb_config.gethttpport()  from dual;

https

 select dbms_xdb_config.gethttpsport() from dual;

Parameters

 show parameter dispatchers

Delete

http

 exec dbms_xdb_config.sethttpport('0');
 select dbms_xdb_config.gethttpport() from dual;

https

 exec dbms_xdb_config.sethttpsport('0');
 select dbms_xdb_config.gethttpsport() from dual;

Create\Configure Session

1. Display current config.
   select dbms_xdb_config.gethttpsport() from dual;

2. Configure Database Express 12c.
   exec dbms_xdb_config.sethttpsport(5500);

3. Display current config.
   select dbms_xdb_config.gethttpsport() from dual;

4. Log into Database Express 12c.
   https://orasrv01:5500/em

   Username: sys
   Password: ********

Multitenant Considerations

Enable on a container DB

SQLPLUS> alter session set container=CDB$ROOT;
SQLPLUS> exec dbms_xdb_config.setglobalportenabled(TRUE);

Oracle Linux 7.x\Firefox Bug Work Around

This will allow you to access DB Express.

EXEC dbms_xdb_config.sethttpport(8080);
SELECT dbms_xdb_config.gethttpport FROM dual;
   8080

From FireFox
 http:localhost:8080/em/login