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Which is preferred: Nullable.HasValue or Nullable != null?
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answered Mar 24 '09 at 3:34
Rex MRex M
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How to map a composite key with JPA and Hibernate?
...EmbeddedId
select t.timePK.levelStation from Time t
References
JPA 1.0 specification
Section 2.1.4 "Primary Keys and Entity Identity"
Section 9.1.14 "EmbeddedId Annotation"
Section 9.1.15 "IdClass Annotation"
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Design Patterns: Abstract Factory vs Factory Method
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What is the difference between an int and an Integer in Java and C#?
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Fred
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answered Aug 2 '08 at 21:55
MattMatt
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Surrogate vs. natural/business keys [closed]
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100
Both. Have your cake and eat it.
Remember there is nothing special about a primary key, excep...
How to determine when a Git branch was created?
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edited Mar 12 '19 at 20:24
Robert Mikes
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answered Feb 12 '10 at...
How to Publish Web with msbuild?
Visual Studio 2010 has a Publish command that allows you to publish your Web Application Project to a file system location. I'd like to do this on my TeamCity build server, so I need to do it with the solution runner or msbuild. I tried using the Publish target, but I think that might be for ClickOn...
Recursive Lock (Mutex) vs Non-Recursive Lock (Mutex)
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answered Oct 10 '08 at 1:09
Tall JeffTall Jeff
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What exactly are unmanaged resources?
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answered Aug 8 '10 at 5:35
Andrew RussellAndrew Russell
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How to create a multi-tenant database with shared table structures?
...e about the expected number of tenants.
That expected number of tenants (10k) should exclude the multi-database approach, for most, if not all scenarios. I don't think you'll fancy the idea of maintaining 10,000 database instances, and having to create hundreds of new ones every day.
From that par...