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From Andrus Adamchik <>
Subject Re: Dynamic SQL object query
Date Tue, 23 Nov 2010 08:01:43 GMT

On Nov 21, 2010, at 6:18 PM, Marek Ĺ abo wrote:

> 1) When 'id' is not object-mapped ejbql complains about invalid path, I found only this
> and it seems to be a dead end. Foolish attempt prefixing with 'db:' didn't work.

Unfortunately yes - it has to be mapped as an ObjAttribute. Another leftover from us trying
to copy JPA :-/ We are thinking now how to reconcile it with Cayenne traditional APIs. 

> 2) I thought null parameters were supported from 3.0 on, I'm using 3.0.1 and in the following
ejbql query:
>    "SELECT COUNT(u) FROM User u WHERE u.username like :usernam AND like
>    eq.setParameter("userName", null);
>    eq.setParameter("usernam", "msabo");
> results in java.lang.ClassCastException: org.apache.cayenne.ejbql.parser.EJBQLPatternValue
cannot be cast to org.apache.cayenne.ejbql.parser.EJBQLEquals

Looks like a bug. Please log a Jira.

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