ERD Symbols and Meanings

Entity Relationship Diagram (ERD) is a popular software engineering tool for database modeling and illustration the logical structure of databases, which uses one of two notations - Chen's or Crow’s Foot. Crow's foot notation is effective when used in software engineering, information engineering, structured systems analysis and design. Each of these notations applies its own set of ERD symbols. Crow's foot diagrams use boxes to represent entities and lines between these boxes to show relationships. Varied shapes at the ends of lines depict the cardinality of a given relationship. Chen's ERD notation is more detailed way to represent entities and relationships. ConceptDraw DIAGRAM application enhanced with all-inclusive Entity-Relationship Diagram (ERD) solution allows design professional ER diagrams with Chen's or Crow’s Foot notation on your choice. It contains the full set of ready-to-use standardized ERD symbols and meanings helpful for quickly drawing, collection of predesigned ERD samples, examples and templates. ConceptDraw Pro is a great alternative to Visio for Mac users as it offers more features and can easily handle the most demanding professional needs.

How to Build an Entity Relationship Diagram (ERD)

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How to Create an Entity-Relationship Diagram

ERD (entity relationship diagram) is used to show the logical structure of databases. It represents the interrelationships between components of a database (entities). Entity relationship diagrams are widely used in software engineering. Using ERD software engineers can control every aspect of database development. ER diagram can be used as the guide for testing and communicating before the release of a software product. ERD displays data as entities that are connected with connections that show the relationships between entities. There are some ERD notations used by databases developers for representing the relationships between the data objects. ConceptDraw DIAGRAM and its ERD solution allow you to build ERD diagram of any notation.

Workflow Diagram Software Mac

ConceptDraw DIAGRAM software is the best Mac software for drawing workflow diagrams. Its rich set of samples and templates, and specific features to draw diagrams faster make this software as comfortable as possible for drawing workflow diagrams. Use the ConceptDraw DIAGRAM professional Mac OS X software for drawing workflow diagram. The Workflow Diagrams solution with its libraries and templates set make the possibility to identify resources that are required for work goal implementation. The process flow diagram identify flow which occurs as network of process dependencies, organizational decisions and interactions between departments. Usually workflow diagrams show business participants actions that carry product or service to the final destination, the consumer.

Venn Diagram Examples for Problem Solving. Venn Diagram as a Truth Table

Venn diagrams are illustrations used in the branch of mathematics known as set theory. They show the mathematical or logical relationship between different groups of things (sets). A Venn diagram shows all the possible logical relations between the sets.

ConceptDraw DIAGRAM Comparison with Omnigraffle Professional and MS Visio

ConceptDraw DIAGRAM comparison with Omnigraffle Professional and MS Visio shows you the significant benefits of ConceptDraw DIAGRAM , which offers varied useful drawing tools, the capability of creation multi-page documents, wide export / import capabilities in graphics formats, integration with Visio and Microsoft Office applications, availability of built-in scripting language and ConceptDraw Solution Park with numerous solutions, vector objects libraries, templates and samples. Business today is conducted with incredible rate and dynamic presentations become very popular. Sometimes while conducting the business, may happen that you can't describe some situation, state, or process with only words. In these cases, it is convenient to include graphics and diagrams associated with the text. This guarantees successful communication with other stakeholders and team members, and faultless understanding the information by them. The combination of words and graphics is an ideal combination, it improves the clarity and removes any doubt. ConceptDraw DIAGRAM helps you easily create any kinds of diagrams and dynamic presentations too.

Cafe and Restaurant Floor Plans

Restaurants and cafes are popular places for recreation, relaxation, and are the scene for many impressions and memories, so their construction and design requires special attention. Restaurants must to be projected and constructed to be comfortable and e

Seating Plans

The Seating Plans solution including samples, seating chart templates and libraries of vector design elements assists in creating the Seating plans, Seating arrangement charts, Chair layout designs, Plan drawings of cinema seating, Movie theater chair plans, extensive Cinema theater plans depicting the seating arrangement in the cinema halls, location of closet, cafe and food sale area, in designing the Seating plans for the large seating areas, Seat plan designs for airplanes, trains, etc. Use any of the included samples as the table seating chart template or seating chart template free and achieve professional drawing results in a few minutes.

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How to Create a Typography Infographic

Infographics are a good way to visually share knowledge, to communicate information and illustrate a message. Typography Infographics can help to present at a glance a large pack of complex information in a clear and vivid manner. Designers use the elements of typography Infographics to compose a graphic presentation of information that is intended to depict the information behind the numbers in a creative and interesting visual way. Each infographics element is used to depict and explain an idea of the current portion of information. ConceptDraw DIAGRAM provides the ability to design different kinds of typography infographics. You can use ConceptDraw Typography Infographics solution to create typography infographics effortlessly and quickly using the special set of vector stencils libraries.

School and Training Plans

School and Training Plans solution enhances ConceptDraw DIAGRAM functionality with extensive drawing tools, numerous samples and examples, templates and libraries of classroom design elements for quick and professional drawing the School and Training plans, School Floor plans, Classroom Layout, Classroom Seating chart, Lecture Room plans of any complexity. Each offered classroom seating chart template is a real help for builders, designers, engineers, constructors, as well as teaching personnel and other teaching-related people in drawing Classroom Seating charts and Training Room layouts with ConceptDraw DIAGRAM classroom seating chart maker.

Floor Plans

Construction, repair and remodeling of the home, flat, office, or any other building or premise begins with the development of detailed building plan and floor plans. Correct and quick visualization of the building ideas is important for further construction of any building.

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How to Input Data from MS Excel Into a Mind Map

Many people apply Excel documents to store data in the form of hierarchical lists. With ConceptDraw MINDMAP you can easily turn the linear structure of an Excel table in a radial structure of mind map ConceptDraw MINDMAP will create a mind map file (CDMZ) from your Excel (XLS) file. If you keep your information in the Microsoft Excel files, you can import them into ConceptDraw MINDMAP, converting the columns and rows to a hierarchically structured mind map. If you have multiple individual sheets in your Excel workbook, ConceptDraw MINDMAP will turn them into a single multi-page mind map. ConceptDraw MINDMAP lets you import an entire Microsoft® Excel file as well as insert data from the selected cells.

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How to Create a Floor Plan for the Classroom

The classroom environment is very important for students. Classroom layout has a big influence on the learning process. The size of the classroom and interior areas, the type of furniture the lightning, and the desk arrangement all influence how students learn. ConceptDraw enables you to build an effective classroom arrangement. Using ConceptDraw School and Training Plans solution you can quickly sketch the Floor Plan for your classroom. It provides you with a special library that contains the set of vector objects that represent desks, tables, storage and more. You can even change your classroom size and print your layout.

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