I am looking f开发者_开发技巧or a tool which would generate ER diagram from an existing MySQL database and could be exported to some interactive map (HTML, Flash, etc).
I have been creating my first database for a website and I have created the following diagram to work from. Does this look like it would work for many to many relationship between business and catego开
I want to use Oracle SQL Developer to generate an ER diagram for my DB tables but I am new to Oracle and this tool.
Currently I have the following database design A user is either a person or a business entity. How do I extend this database design so that under a single business account, a business can allow for m
A transaction should not be modified after it has been processed. A payer details can change over ti开发者_C百科me.
When do we need to use a 1-to-1 relati开发者_运维百科onship in database design? In my opinion, if two tables are in a 1-to-1 relationship, they can be combined into one table. Is this true?
See image below Since 1 account has 1 profile relationship, Why have a profile table? what is the purpose of the profile table, apart from storing the status. Why not include status in the Account t
What would be the equivalent of ERD for a NoSQL databa开发者_StackOverflow中文版se such as MongoDB? It looks like you asked a similar question on Quora.
i have an erd for a school assignment that contains a many to many relationship that as far as i can tell is un-expandable. I have a class that can be taught by many teachers (as in many teachers in t
I have to save lot of (more than 50 000 ro开发者_JAVA百科ws) document - key - value in a SQLite database.
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