Power Designer is a powerful database design tool that can be used to create and modify database models. In Oracle database development, using Power Designer to establish an Oracle data model is an essential step. This tutorial will detail how to create and manage Oracle data models in Power Designer, including entities, relationships, indexes, and constraints. By following this tutorial, readers will be able to master the basic operations of Power Designer and be able to design and build high-quality data models for Oracle database projects.
We first open PowerDesigner, click [File]--> [New Model]
Then we select [Model Type]-->[Physical Date] Model]-->[Pysical Diagram], and fill in the name of the model to be created and the corresponding Oracle version number. The one selected below is Oracle 11g.
Then we right-click the model name created in the above steps and select [New]-->[Table]
in the pop-up menu.
At this time, we enter the basic information of the table in the open Table dialog box and create the Student information table as follows
Switch to the Column tab and add model fields to the T_STUDENT_INFO table
Finally, we add other attributes of the model table as needed (such as foreign keys, indexes, field comments, etc.). After filling in, click Confirm to see the newly created data table
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