Entity Relationship Diagram - ERD - Software for Design Crows Foot ER Diagrams

ER-model is a data model which lets describe the conceptual schemes in a specific subject area. It can help to highlight the key entities and specify relationships that can be established between these entities. During the database design, it is realized the transformation of ER model into certain database scheme based on the chosen data model (relational, object, network, etc.). There are used two notations for ERDs: Crow's Foot and Chen's. Crow's Foot notation proposed by Gordon Everest represents the entity by rectangle containing its name (name must be unique within this model), and relation - by the line which links two entities involved in relationship. The relationship's plurality is graphically indicated by a "plug" on the end of the link, the optionality - by a circle. Entity-Relationship Diagrams based on Crow's Foot notation can be easily drawn using the ConceptDraw DIAGRAM. Extended with Entity-Relationship Diagram (ERD) solution, it is the best ERD diagrams software with powerful tools and ready design elements for Crow's Foot and Chen notations.

DFD Flowchart Symbols

A Data Flow Diagram (DFD) is a graphical technique which allows effectively model and analyze the information processes and systems. The ability to fast and easy create the DFDs is made possible with Data Flow Diagrams solution from the Software Development area of ConceptDraw Solution Park. For designing the Data Flow Diagrams are used simple DFD flowchart symbols which are connected each other by arrows depicting the data flow from one step to another.

Booch OOD Diagram

The vector stencils library Booch OOD from the solution Software Engineering contains specific symbols of the Booch method such as class symbols, association symbols, aggregation symbols for ConceptDraw DIAGRAM diagramming and vector drawing software. The Software Engineering solution is contained in the Software Development area of ConceptDraw Solution Park.

Design Element: Crows Foot for Entity Relationship Diagram - ERD

Entity-Relationship Diagram (ERD) is ideal tool that helps execute the detalization of data warehouse for a given designed system, lets to document the system's entities, attributes (objects' properties), and their interactions each other (relationships). Creation of an ERD requires the choice of specific set of notations, which the best suits for your database design. Two notations - Chen’s and Crow's Foot are applied for ERDs design. Chen's notation was developed first and has linguistic approach, the boxes represent the entities and are considered as nouns, relationships between them are shown as diamonds in a verb form. Over time Chen’s style was adapted into the popular standard - Crow’s Foot notation, where entities are shown as boxes and relationships - as labeled lines. ConceptDraw DIAGRAM software supplied with Entity-Relationship Diagram (ERD) solution offers samples and templates of ER diagrams, and also ready-to-use vector design elements - ERD Crow′s Foot and Chen's notation icons for easy designing your own ER diagrams for depicting databases.

UML Use Case Diagram Example. Social Networking Sites Project

UML Diagrams Social Networking Sites Project. This sample was created in ConceptDraw DIAGRAM diagramming and vector drawing software using the UML Use Case Diagram library of the Rapid UML Solution from the Software Development area of ConceptDraw Solution Park. This sample shows the Facebook Socio-health system and is used at the projection and creating of the social networking sites.

Example of DFD for Online Store (Data Flow Diagram)

Data Flow Diagram (DFD) is a methodology of graphical structural analysis and information systems design, which describes the sources external in respect to the system, recipients of data, logical functions, data flows and data stores that are accessed. DFDs allow to identify relationships between various system's components and are effectively used in business analysis and information systems analysis. They are useful for system’s high-level details modeling, to show how the input data are transformed to output results via the sequence of functional transformations. For description of DFD diagrams are uses two notations — Yourdon and Gane-Sarson, which differ in syntax. Online Store DFD example illustrates the Data Flow Diagram for online store, the interactions between Customers, Visitors, Sellers, depicts User databases and the flows of Website Information. ConceptDraw DIAGRAM enhanced with Data Flow Diagrams solution lets you to draw clear and simple example of DFD for Online Store using special libraries of predesigned DFD symbols.

UML Diagram for Mac

This sample was created on the Mac in ConceptDraw DIAGRAM diagramming and vector drawing software using the UML State Machine Diagram library of the Rapid UML Solution from the Software Development area of ConceptDraw Solution Park.

How to Draw EPC Diagram Quickly

An event-driven process chain diagram is a flowchart used in business process analysis. It evolved from Architecture of Integrated Information Systems (ARIS) and utilised in the business process improvement and analysis. It is also used to facilitate enterprise resource planning. An EPC diagram is a complex flowchart that shows different business processes through various workflows. The workflows are seen as functions and events that are connected by different teams or people, as well as tasks that allow business processes to be executed. ConceptDraw DIAGRAM is a software for making EPC diagrams that allows managers visually present business process models for making decisions for business.

Jacobson Use Cases Diagram

The vector stencils library UML Use Case contains specific symbols of the UML notation such as actors, actions, associations and relationships for the ConceptDraw DIAGRAM diagramming and vector drawing software. This library is contained in the Rapid UML solution from Software Development area of ConceptDraw Solution Park.

UML Deployment Diagram. Design Elements

UML Deployment diagram describes the hardware used in system implementations and the execution environments and artifacts deployed on the hardware. ConceptDraw has 393 vector stencils in the 13 libraries that helps you to start using software for designing your own UML Diagrams. You can use the appropriate stencils of UML notation from UML Deployment library.

Create Floor Plans Easily with ConceptDraw DIAGRAM

How to create Floor Plan Design easy and effectively? You can invite an interior designer and trust this work to him, which is usually expensive and result may not always meet your expectations. Another way is to design it yourself, but at this case you need to have special skills, knowledges and abilities, among them basic knowledge of the composition rules, color theory, materials science and software for interior design development. The ability to use specialized software for drawing is especially valuable, useful and saves your time. ConceptDraw DIAGRAM is one of the best among similar software, it offers extensive functionality, powerful tools, a lot of features, and is simple for using, so can be applied by everyone without efforts. Enhanced with Floor Plans and other solutions from the Building Plans area, the ConceptDraw DIAGRAM software helps easily create unique and harmonious interior designs, and draw in desired scale professional-looking Floor Plans and Layouts for homes, apartments, hotels, offices, and other buildings. ConceptDraw DIAGRAM is a full Visio compatibility and better alternative for students, teachers and business professionals to reliably create kinds of flowcharts, organizational charts, network diagrams, floor plans, electrical diagrams, software design diagrams, maps and more.

Types of Welding in Flowchart

This sample was created in ConceptDraw DIAGRAM diagramming and vector drawing software using the Flowcharts solution from the Diagrams area of ConceptDraw Solution Park. This sample shows the Flowchart that displays the solid-state welding processes, the types of welding.