1. Introduction

This is an Engineering ER Diagram. Here is your first choice for the engineering team to visualize and understand the systems and projects. You can simplify the engineers' workflow by creating project visuals. For example, using an ER diagram to analyze the database, a P&ID for process design, and a PERT chart for project management.

2. What is ER Diagram

Entity Relationship Diagram (ERD) or Entity Relationship Diagram (ERD) is a diagram that shows the relationship between entity sets contained in a database. In other words, ER diagrams aid in the explanation of database logical structure. Entities, attributes, and relationships are the three main notions that ER diagrams are built on.

Rectangles are used to represent entities, ovals are used to describe characteristics, and diamond shapes are used to show relationships in ER Diagrams.

3. How to Create an ER Diagram

Creating an ER Diagram in EdrawMax Online is pretty simple. The free ER Diagram maker has several features, like directly importing the data from the .csv file or creating one from scratch using free templates

Step 1: Login EdrawMax Online

Log in EdrawMax Online using your registered email address. If this is your first time accessing the tool, you can create your personalized account from your personal or professional email address.

Step 2: Choose a template

EdrawMax Online comes with hundreds of free ER diagram templates. Select a pre-designed template from the product based on your preference or need by selecting the ""Database"" on the left navigation pane. It will open up several ER Diagram types. Alternatively, press ""+"" in EdrawMax Online canvas to create a ER Diagram from scratch.

Step 3: Customize the diagram

Customize your ER diagram by changing the symbols and shapes as required. With the easy drag-and-drop feature of EdrawMax Online, you can use all the relative elements from libraries.

Step 4: Export & Share

Once your ER diagram is completed, you can share it amongst your colleagues or clients using the easy export and share option. You can export a ER diagram in multiple formats, like Graphics, JPEG, PDF, or HTML. Also, you can share the designs on different social media platforms, like Facebook, Twitter, LinkedIn, or Line.

Low Fidelity Wireframe