I need the Database Schema Diagram for DotNetNuke (ERD) if someone have any idea. I have searched on Internet but have only found this link which contains 开发者_JAVA技巧lots of documentations about D
I have a simple situation where I have two entities related with Many-To-Many relationship. Two objects, Alarms and Tags.When I want to fetch all the Alarms associated with a given Tag, I tried this
I\'m new to JDO but I\'m willing to use it to to make my code portable (currently I\'m using AppEngine, thats why). In the following Google Talk: http://dl.google.com/io/2009/pres/W_0415_Building_Scal
I need some suggests for the model relationship that I\'m going to develop: I want to create a research table that keep track of all the reasearches performed inside the platform.
I try to create a recursive relationship in core data. I have a Model \"MenuItem\" that can contains some other \"MenuItem\", it reference itself in a too-many-relationship. To do that a created a \"c
When describing relationships between entities have I understood it correct if it the occurrence of a primary key in the table, lets say A has in table B that determines whether it is a one-to-one, on
Have an application using database persistence (entity framework, but not sure that matters) Given the following hypothetical layout:
I\'m using Entity Framework CTP5. I have a schema like this: A group contains many textdescriptions. A textdescriptions has many texts.
I have 开发者_开发百科a form changeed the properties of my object CUSTOMER. Each customer has related ORDERS. The ORDER\'s table has a column customer_id which is used for the mapping. All works so fa
How can I specify the default value of a 1:Many relationship ... for example take a user that has 5 phone numbers ... I need to record the \"preferred\" phone number. Should I use an attribute on the
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