Entity-Relationship Diagram (ERD)

An Entity-Relationship Diagram (ERD) is a visual presentation of entities and relationships. That type of diagrams is often used in the semi-structured or unstructured data in databases and information systems. At first glance ERD is similar to a flowch

Entity-Relationship Diagram (ERD) solution extends ConceptDraw PRO software with templates, samples and libraries of vector stencils from drawing the ER-diagrams by Chen's and crow’s foot notations.

Venn Diagrams are actively used to illustrate simple set relationships in set theory and probability theory, logic and statistics, mathematics and computer science, linguistics, sociology, and marketing. Venn Diagrams are also often used to visually summarize the status and future viability of a project.

Use it to make professional-looking documents, impressive presentations, and efficient websites with colorful and vivid illustrations and schematics of digital audio, video and photo gadgets and devices, audio video connections and configurations, S Video connection, HD and 3D television systems, home entertainment systems, Closed-circuit television (CCTV) surveillance systems. All audio video schematics, drawings and illustrations designed in ConceptDraw PRO are professional looking, clear and understandable for all thanks to applying the most commonly used standards of designations, and are effective for demonstrating in front of a small audience and on the big screens.

Area Charts are used to display the cumulative totals over time using numbers or percentages; or to show trends over time among related attributes. The Area Chart is effective when comparing two or more quantities. Each series of data is typically represented with a different color, the use of color transparency in an object’s transparency shows overlapped areas and smaller areas hidden behind larger areas.