er-diagrams

Anyone have any interesting ER diagrams to learn from?

Maybe stackoverflow can release theirs? :) ...

Open source ER diagramming tool for mysql

I want to reverse engineer (import into diagram form) the database definition dump of a database I have, then since no foreign keys are defined in this particular database, I want to be able to manually create the table to table key mappings (using crow feet notation if possible). I've taken a look at MySQL Workbench, and it gets me 85%...

light weight ER diagram tool

Looking for a light weight ER Diagram tool. We are only looking to visualize our tables and their relationships, however none of them have primary key constraints defined. We use certain index/NOT NULL fields as primary keys (eg: claim_num). We simply need a tool that let's you draw the diagram itself, nothing more nor less. Also, for so...

Tool to draw ER Diagrams

I'm looking for a good tool to help me draw ER (entity-relationship) Diagrams on Windows ...

Changing diagram notation to UML in Visual Paradigm

I have drawn an ER Diagram in Visual Paradigm (DBVA Software) for my database. As i know, Viusal Paradigm uses Crow's Foot notation for showing ERD objects. Is there any way to convert my ER diagram to UML notation in DBVA? Here you can see Crow's Foot and UML notations. ...

Entity Relationship Diagramming

I'd like to improve my understanding of cardinality constraints in ER diagrams. I have two entities: User Location But, I want the relationship between these two entities to be many-to-many (a user can be in many locations and a location can have many users). To do this I need to introduce an association class UserLocation. Is it ...

software or service to collaborate on a data model?

I'm trying to find a tool where a lot of people can work on a data model collaboratively (doesn't have to be at the same time, a checkout mechanism can work too). Embarcadero has an ER application called ER/studio which apparently comes with a repository system that acts like typical version control software. That sounds great except ER/...

needed ER diagram for following scenario

a supplier located in only one city supplies various parts for the projects to different companies located in various cities.Draw ER diagram for this scenario. Thanks. ...