Oracle Alternative to TOAD
Just wanted to share with you all an Oracle tool, which is very fast and efficient particularly for Oracle Database.
Oracle SQL Developer
Oracle SQL Developer is a free and fully supported 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.
http://www.oracle.com/technology/products/database/sql_developer/index.html
It have additional plug-in for Data Modeling as well
Oracle SQL Developer Data Modeling - Early Adopter Release 2
Oracle SQL Developer Data Modeling is the latest product offering to join the Oracle Database Tools. SQL Developer Data Modeling offers a full spectrum of data and database modeling tools and utilities, including Entity Relationship modeling, Relational (Database Design), Data Type and Multidimensional modeling, full forward and reverse engineering and code generation. It includes importing from and exporting to a variety of sources and targets, provides a variety of formatting options and validates the models through a predefined set of Design Rules.
SQL Developer Data Modeling can connect to any Oracle Database version 9.2.0.1 and later, and is platform independent. Initially available as a standalone product, with future releases available as an extension to Oracle SQL Developer. The second Early Adopter release is stand alone and file-based only.
http://www.oracle.com/technology/products/database/sql_developer/files/Modeling.html