Data modeling helps organizations visualize and understand complex data systems and sources. With this understanding, organizations can be better prepared when designing business-critical IT systems and avoid incomplete, inefficient and unsuccessful rollouts. That's why you need data modeling tools to plan and build the systems that find and process data, connect dots, spark insights and trigger smart decisions by informed people. erwin Data Modeler will think you through your data's life cycle by prompting the right questions and intuitively responding to your answers. With erwin Data Modeler, you don't have to be a database expert to build database solutions.