How to Connect Oracle 10g Or 11g With SQL Developer

First Install Oracle Express Edition 10g or 11g
Then Create Connection in SQL Developer and start creating Tables and Performing Queries in Oracle SQL Developer

Oracle SQL Developer is a free graphical tool for database development. With SQL Developer, you can browse database objects, run SQL statements and SQL scripts, and edit and debug PL/SQL statements. You can also run any number of provided reports, as well as create and save your own. SQL Developer enhances productivity and simplifies your database development tasks.

SQL Developer can connect to any Oracle Database version 10g and later and runs on Windows, Linux and Mac OSX.

SQL Developer supports migrating 3rd party databases to Oracle. The tight integration capabilities provide users with a single point to browse database objects and data in third party databases, and to migrate from these databases to Oracle.

Oracle SQL Developer integrates with Oracle APEX, allowing you to browse applications and perform other Application Express activities. With Oracle SQL Developer you can browse, export and import, drop or deploy applications. There are a selection of Application Express reports and you can create your own custom reports.

The latest release of Oracle SQL Developer provides PL/SQL Unit Testing, integrated Data Modeler Viewer and integrated support for versioning and the source control systems Subversion, CVS (Concurrent Versions System), Serena Dimensions and Perforce. Supporting the version control is a File Browser to browse and read files stored in the file system. You can open and edit these files from within SQL Developer. In addition, release 2.1 includes many updated features, such as SQL Formatting, Schema Compare, Copy and Export wizards and the addition of migration support for IBM DB2 and Teradata. Times Ten support is also integrated with the product

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