ER diagram tool for OS X
ER diagram is the most popular database design tool which lets create graphical representations of database tables, their columns and also relationships. This tool equally well suits for designing easy databases and also complex databases with large quantity of entities and with complex relationships.
As for the Mac users, they are very interested in powerful database diagramming tools and ER diagram tool for OS X to design professional looking E-R Diagrams and ERD drawings.
ConceptDraw DIAGRAM ER Diagram software for Mac was specially developed and extended with Entity-Relationship Diagram (ERD) solution from the Software Development Area for ConceptDraw Solution Park to make possible professional ERD drawing.
Example 1. ER diagram tool for OS X
ConceptDraw DIAGRAM software for Mac OS X gives the ability to draw ERDs using the icons from Crow’s Foot notation and Chen's notation for visual describing databases.

Example 2. Entity Relationship Diagram Symbols
All these 45 ERD vector symbols are offered by 2 libraries of Entity-Relationship Diagram (ERD) solution and are ready-to-use for designing your E-R Diagrams.
Turn also attention for the collection of professional-looking ERD templates, samples and examples offered at ConceptDraw STORE. This collection can become the perfect base for your own diagrams.

Example 3. Design ER Diagrams with ConceptDraw ER diagram tool for OS X
The samples you see on this page were created with ConceptDraw DIAGRAM ER diagram tool for OS X. These ER diagrams successfully demonstrate solution's capabilities and professional results you can achieve. An experienced user spent 10-15 minutes creating each of these samples.
Use the Entity-Relationship Diagram (ERD) Solution for ConceptDraw DIAGRAM software to design ER Diagrams fast, easy and effective.
All source documents are vector graphic documents. They are available for reviewing, modifying, or converting to a variety of formats (PDF file, MS PowerPoint, MS Visio, and many other graphic formats) from the ConceptDraw STORE. The Entity-Relationship Diagram (ERD) Solution is available for all ConceptDraw DIAGRAM or later users.
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This electrical and telecommunication floor plan plan presents electrical and telecommunication devices located in a country house floor plan. Each electrical or telecom device on this plan is indicated with the particular symbol. Using standard Electrical and Telecommunication symbols makes this floor plan clear for anybody who will be involved into construction process. All the electrical and telecom symbols used in the current floor plan are placed to a legend. This electrical and telecom floor plan can be included as a separate piece into a package of building documentation.
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UML Composite Structure Diagram shows the internal structure of a class and the possible interactions at this structure.
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When you need to visually represent the structure of relational database, Entity relationship diagram (ERD) is a type of diagram for that case.
Most entity-relationship diagrams can be built with objects from Flowchart solution or ERD Solution which contains inbuilt templates. Follow these steps to create your own custom ERD diagram.
Don't be frightened if it looks complex, ConceptDraw DIAGRAM makes it easy to create an ERD, and hundreds of other diagrams, in minutes.
Picture: Developing Entity Relationship Diagrams
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Fire and emergency plans are important to supply people with a visual safety solution. This diagram presents a set of standard symbols used to depict fire safety, emergency, and associated information. Using clear and standard symbols on fire emergency plans provides the coherence of collective actions , helps to avoid embarrassment, and improves communications in an emergent situation. The fire emergency symbols are intended for the general emergency and fire service, as well as for building plans ,engineering drawings and insurance diagrams. They can be used during fire extinguishing and evacuation operations, as well as trainings. It includes vector symbols for emergency management mapping, emergency evacuation diagrams and plans.
Picture: Emergency Plan
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Picture: ConceptDraw DIAGRAM Compatibility with MS Visio
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Picture: Cross-Functional Flowchart (Swim Lanes)
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