In my domain model a User is associated with many Places - the relationship is modelled via a UserPlace class and a mapping (with FluentNHibernate) as follows (the User has a collection of UserPlace c
I have a hibernate entity (paygrade) with multiple children (paysteps) and am trying to query these children in the app.Unfortunately, I\'m only able to retrieve the first record of the query.Here are
I\'m working on a generic application that uses a set of pre-selected database tables (and it\'s relationships) to generate a user interface for managing data in those tables. Basicaly, I\'m just look
Image that I have a huge database which stores threads and posts from different datasources like two different forums. For each datasource, the Id of the entity (e.g. ThreadId, PostId...) is unique bu
I am reading about candidate keys and composite keys. I came to know that a candidate key can qualify as a primary key and it can be a single column or combination of columns
I\'m using the composite primary keys gem from drnic and I\'ve got a problem with it: If I want to create a CourseOrder (with has a cpk) with the following command in my tests: course_order = CourseOr
I would like to convert some of our MyISAM tables to InnoDB so I can take advantage of foreign key support.However, most of the tables use a two-column (composite) primary key design in which one of t
I am trying to get hibernate to work with a composite table.Basically there is a users table, roles table, and a composite table called userroles which connects both.The query I get from getting a use
I had posted a similar question before, but this is more specific.Please have a look at the following diagram:
I\'m using Toplink essentials (JPA) + GlassFish v3 + NetBean 6.9 I have one table with composite primary key:
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