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ODP.NET utilizes several Oracle specific features and because of this, it’s much more powerful than for example OLEDB based connections. ODP.NET (Oracle Data Provider for NET) is the Oracle supplied library to use in application development when Oracle connection is required. The design model contains the basic building blocks such as entities, relations and so on, but is also capable of handling data flow diagrams, domains, data types, etc. The tool has the ability to make transformations between these designs. SQL Developer Data Modelerĭata Modeler is a tool which you can use to design logical or relational data models.

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you can view execution plans, get the server output, run different kinds of reports, create objects, etc.Ĭurrently the 32 bit version includes the necessary JDK, but if you’re installing SQL Developer to a 64-bit windows, you must download the 64-bit version and with this version, the JDK must be downloaded and installed separately. This is a graphical SQL editor actually with lots of functionality. Since using pure command line based tools isn’t necessarily very productive, you can download few additional tools.

As with rdbms, the log.xml file can be read using ADRCI. However, this folder contains log and trace information for the listener. This folder is similar to the corresponding rdbms folder.

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Now when the installation has been done, there are few locations (and files) that should be noted:Ĭopy Code \oraclexe\app\oracle\diag\tnslsnr\\listener

parameters show current initialization parameter values.

current sessions and basic information about the sessions such as client and application information and active SQL statement.

storage, the amount of disk space used by tablespaces or drill to segments.

Get Started opens a web site used for investigating.

Run SQL Command Line opens a console based SQL*Plus which can be used to execute SQL commands or to run scripts against the database.

Backup and Restore Database are scripts for backing up or restoring the database data using rman.

Start and Stop Database are used to control the OracleServiceXE service.

Actually, most of these programs are batch scripts: In start menu, few new programs are added. This one is responsible of resolving in-doubt transactions when Oracle is participating in distributed transactions with Microsoft Transaction Server. ClrAgent provides a multi-threaded mechanism so that a single extproc process may serve several CLR calls.

This may not be the optimal way to handle CLR calls. Since a CLR operation is run using an extproc process, it’s normally done using a dedicated (single threaded) extproc for a single session. On Windows platforms, Oracle offers CLR integration. If you plan to run external jobs (such as executables, batches, etc.), modify the account the service uses to use proper, low-privileged credentials and start the service. This service is used when external jobs are run. Note that if this service is down, you won’t be able to connect to the database remotely. This service is responsible for listening to incoming connections and passing successful connections to the database engine. If you open the computer management and have a look at the services installed, you’ll find five new services. Note, the default ports that are used for the instance:Īfter the installation has ended, let’s have a look at the things that were installed.

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Also changing for example SYS password to something else after the installation helps to distinguish these users when logging into the system.Īnd at the end, before the actual installation, the Summary screen is shown.

You should use a very strong password as these users are the typical administrators of an Oracle instance. Note that this password will be used for both SYS and SYSTEM. After that, the installation prompts for database passwords. The next step is to define the installation folder. After these, Oracle checks the requirements for installation, which are:

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When installation starts, a welcome screen is shown followed by the license agreement. The setup.exe is located at DISK1 directory.

XE uses only a single CPU so it does not distribute operations between several CPUs.įirst, download the Oracle 11g XE and unzip the package.

Only one instance of Oracle XE can be installed on a single computer.

The maximum amount of RAM XE can use is 1 GB.

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11g XE is available (at least) for Windows and Linux.Īs with all free versions of databases, XE also has limitations: Oracle 11g XE is a free edition of Oracle database which supports most of the functionality of Standard edition.