This study aims to look at the use of Oracle Data Modeler, as a tools used for development of an ERD. This data modelling developed by Oracle Corporation provide practical explanations and references that can change the way data modelling taught in the classroom. The tools provided by Oracle Data Modeler are better and easier to use in order to produce the logical and physical structure of a database. This tool shared among lecturers and students through sharing and transfer knowledge course and the respondent gave reflections on this tool. ERD and Relational Model developed automatically by completing the variables or data required through the form-fills interface method. This method helps students to develop ERD quickly, easily and accurately. Most respondents gave positive responses to the using of Data Modeler in terms of reactions of teaching or learning and impact to the skills. By using Oracle Data Modeler, students were able to implement correctly the creation of logical and physical model in the database design.