Did you try the example with a fully qualified class name?

Does your class 'MyClass' really have no package name?

> -----Original Message-----
> From: [EMAIL PROTECTED] 
> [mailto:[EMAIL PROTECTED] On 
> Behalf Of Devel
> Sent: Friday, July 09, 2004 3:18 PM
> To: [EMAIL PROTECTED]
> Subject: [Hibernate] Object aliases manditory?
> 
> 
> According to the hibernate reference quide section 11.2 (page 
> 83 in the 
> pdf, hibernate version 2.1.4)...  You can specify an alias 
> for a class 
> so that you can reference the class later the query.
> 
> I experimented to see what would happen if I did not.  Let's 
> say MyClass 
> get's mapped to table my_class..
> 
> Hql without alias: from MyClass where MyClass.col='val' 
> generated sql: select .... from my_class my_class0_ where 
> (MyClass.col='val')
> 
> Clearly, the generated sql is going to fail.. the Class name 
> was used in 
> the where clause instead of an alias.  Things work ok with 
> the alias of 
> course.
> 
> My point is, maybe the documentation could be more explicit that you 
> must have an object alias.  (It took me a while to figure out why a 
> query wasn't working ;-)
> 
> I can also see that hibernate could probably generate sql correctly 
> without the alias that was something someone wanted to handle 
> that, but 
> it didn't seem to me to be a bug yet.
> 
> Thanks
> Dennis
> 
> 
> 
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