I have a couchdb view \"record_by_date_product\" with the following definition: function(doc) { emit([doc.logtime, doc.product_id], doc);
I\'m looking for confirmation of my understanding of composite indexes in databases - specifically in relation to SQL Server 2008 R2, if that makes a difference.
So here is my problem. I have these two tables which map fine by themselves. There are some additional fields which I removed because they are ir开发者_Go百科relevant. I need a one-to-one mapping betw
a company I am working for is using an ERP and it\'s legacy database is Oracle. Until now I\'ve used packages (oracle stored procedures) to access data but during the years the number has grown consis
I am trying to map a class with composite key in datanucleus. The primary key is composed of two foreign keys and I can\'t seem to be able to include these foreign classes in the fetchgroup:
A composite key contains two columns: col1, and col2. If I run a query on only col1, will the index be used? and why
I\'ve got two tables: DOCU开发者_Python百科MENT -------- DOC_ID (PK) . . . SECTION ------- DOC_ID (FK, PK)
I\'m having an issue with cascade deletion of dependent objects with composite keys.Specifically, the emitted SQL instructions by EF tries to delete the principle entity before the dependent entity.
I have two classes documentlog and documentversion(with primary keys: int doc_id and int docVersionID) with a many-to-one relationship. I used a composite key class called CompundKey to manage the com
I hope anyone can help. I have to develop up against this third party database and I am kind of stuck with their crappy design. Still, I want to use NHibernate so I will have to jump through hoops.
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