Ah, I see this was fixed in 8c2e24401ca501d50829e745471e728c0c47f7bb. The cast removal could probably be applied to 3.x too.
On Thu, May 30, 2013 at 10:49 AM, Alexander I. Zaytsev <[email protected]>wrote: > Query should work with NH master branch. > > > 2013/5/31 Alexander I. Zaytsev <[email protected]> > > I see.... >> >> Linq inserts cast here. >> >> >> 2013/5/31 Diego Mijelshon <[email protected]> >> >>> Yes. See test fixture at >>> https://github.com/diegose/NHibernate.Diegose/blob/master/NodaTime/Test/LocalDateFixture.cs >>> >>> >>> On Thu, May 30, 2013 at 9:02 AM, Alexander I. Zaytsev >>> <[email protected]>wrote: >>> >>>> Ok, >>>> does this query work in HQL? >>>> >>>> >>>> 2013/5/30 Diego Mijelshon <[email protected]> >>>> >>>>> Alex - that's what the NHibernate.NodaTime project is about! :-) >>>>> I'll wait 'til you re-read my original email... >>>>> ...ok, we're back :-) >>>>> So, the problem is, my type works fine for most operations (schema >>>>> creation, CRUD, HQL, and LINQ queries that include the properties as >>>>> scalar). But aggregations fail because the tree includes an "HqlIdent", >>>>> which I have no idea what represents, but is hardcoded for primitive >>>>> types. >>>>> >>>>> >>>>> On Wed, May 29, 2013 at 8:34 PM, Alexander I. Zaytsev < >>>>> [email protected]> wrote: >>>>> >>>>>> I mean create a IUserType to handle NodaTime and register it in >>>>>> mapping. >>>>>> >>>>>> Regards, >>>>>> Alex >>>>>> >>>>>> >>>>>> 2013/5/29 Diego Mijelshon <[email protected]> >>>>>> >>>>>>> Register where, Alex? >>>>>>> >>>>>>> >>>>>>> On Tue, May 28, 2013 at 7:31 PM, Alexander I. Zaytsev < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> Hi Diego, >>>>>>>> >>>>>>>> Probably you need to register usertype for nodatime. >>>>>>>> >>>>>>>> Regards, >>>>>>>> Alex >>>>>>>> >>>>>>>> >>>>>>>> 2013/5/29 Diego Mijelshon <[email protected]> >>>>>>>> >>>>>>>>> session.Query<Foo>().Max(x => x.Date); >>>>>>>>> >>>>>>>>> This is the full code of the method I did not commit in >>>>>>>>> LocalDateFixture: >>>>>>>>> >>>>>>>>> >>>>>>>>> [Test] >>>>>>>>> public void ValuesCanBeRetrievedFromLinqQueries() >>>>>>>>> { >>>>>>>>> object id; >>>>>>>>> using (var session = sessionFactory.OpenSession()) >>>>>>>>> using (var tx = session.BeginTransaction()) >>>>>>>>> { >>>>>>>>> id = session.Save(new Foo { Date = someDate }); >>>>>>>>> tx.Commit(); >>>>>>>>> } >>>>>>>>> using (var session = sessionFactory.OpenSession()) >>>>>>>>> using (var tx = session.BeginTransaction()) >>>>>>>>> { >>>>>>>>> var maxDate = session.Query<Foo>().Max(x => >>>>>>>>> x.Date); >>>>>>>>> Assert.AreEqual(someDate, maxDate); >>>>>>>>> } >>>>>>>>> } >>>>>>>>> >>>>>>>>> >>>>>>>>> Thanks >>>>>>>>> Diego >>>>>>>>> >>>>>>>>> >>>>>>>>> On Mon, May 27, 2013 at 11:13 PM, Alexander I. Zaytsev < >>>>>>>>> [email protected]> wrote: >>>>>>>>> >>>>>>>>>> Hi Diego, >>>>>>>>>> >>>>>>>>>> Can you please provide a query? >>>>>>>>>> >>>>>>>>>> Regards, >>>>>>>>>> Alexander >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> 2013/5/28 Diego Mijelshon <[email protected]> >>>>>>>>>> >>>>>>>>>>> Hi guys. >>>>>>>>>>> >>>>>>>>>>> I'm trying to implement some NodaTime mapping support for NH. >>>>>>>>>>> This is in a proof-of-concept state now, but there's already a >>>>>>>>>>> Nuget package, NHibernate.NodaTime. You can check it out. >>>>>>>>>>> Here's one of the first roadblocks I've found: when trying to >>>>>>>>>>> query using LINQ aggregate methods, I run into the following >>>>>>>>>>> exception: >>>>>>>>>>> >>>>>>>>>>> System.NotSupportedException : Don't currently support idents of >>>>>>>>>>> type LocalDate >>>>>>>>>>> at NHibernate.Hql.Ast.HqlIdent..ctor(IASTFactory factory, >>>>>>>>>>> Type type) >>>>>>>>>>> at NHibernate.Hql.Ast.HqlCast..ctor(IASTFactory factory, >>>>>>>>>>> HqlExpression expression, Type type) >>>>>>>>>>> at NHibernate.Hql.Ast.HqlTreeBuilder.Cast(HqlExpression >>>>>>>>>>> expression, Type type) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.Visitors.HqlGeneratorExpressionTreeVisitor.VisitNhMax(NhMaxExpression >>>>>>>>>>> expression) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.Visitors.HqlGeneratorExpressionTreeVisitor.VisitExpression(Expression >>>>>>>>>>> expression) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.Visitors.HqlGeneratorExpressionTreeVisitor.Visit(Expression >>>>>>>>>>> expression) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.Visitors.SelectClauseVisitor.VisitExpression(Expression >>>>>>>>>>> expression) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.Visitors.SelectClauseVisitor.Visit(Expression >>>>>>>>>>> expression) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.Visitors.QueryModelVisitor.VisitSelectClause(SelectClause >>>>>>>>>>> selectClause, QueryModel queryModel) >>>>>>>>>>> at >>>>>>>>>>> Remotion.Linq.Clauses.SelectClause.Accept(IQueryModelVisitor >>>>>>>>>>> visitor, >>>>>>>>>>> QueryModel queryModel) >>>>>>>>>>> at >>>>>>>>>>> Remotion.Linq.QueryModelVisitorBase.VisitQueryModel(QueryModel >>>>>>>>>>> queryModel) >>>>>>>>>>> at NHibernate.Linq.Visitors.QueryModelVisitor.Visit() >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.Visitors.QueryModelVisitor.GenerateHqlQuery(QueryModel >>>>>>>>>>> queryModel, VisitorParameters parameters, Boolean root) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.NhLinqExpression.Translate(ISessionFactoryImplementor >>>>>>>>>>> sessionFactory) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Hql.Ast.ANTLR.ASTQueryTranslatorFactory.CreateQueryTranslators(String >>>>>>>>>>> queryIdentifier, IQueryExpression queryExpression, String >>>>>>>>>>> collectionRole, >>>>>>>>>>> Boolean shallow, IDictionary`2 filters, ISessionFactoryImplementor >>>>>>>>>>> factory) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Engine.Query.HQLExpressionQueryPlan.CreateTranslators(String >>>>>>>>>>> expressionStr, IQueryExpression queryExpression, String >>>>>>>>>>> collectionRole, >>>>>>>>>>> Boolean shallow, IDictionary`2 enabledFilters, >>>>>>>>>>> ISessionFactoryImplementor >>>>>>>>>>> factory) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Engine.Query.HQLExpressionQueryPlan..ctor(String >>>>>>>>>>> expressionStr, >>>>>>>>>>> IQueryExpression queryExpression, String collectionRole, Boolean >>>>>>>>>>> shallow, >>>>>>>>>>> IDictionary`2 enabledFilters, ISessionFactoryImplementor factory) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Engine.Query.HQLExpressionQueryPlan..ctor(String >>>>>>>>>>> expressionStr, >>>>>>>>>>> IQueryExpression queryExpression, Boolean shallow, IDictionary`2 >>>>>>>>>>> enabledFilters, ISessionFactoryImplementor factory) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Engine.Query.QueryPlanCache.GetHQLQueryPlan(IQueryExpression >>>>>>>>>>> queryExpression, Boolean shallow, IDictionary`2 enabledFilters) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Impl.AbstractSessionImpl.GetHQLQueryPlan(IQueryExpression >>>>>>>>>>> queryExpression, Boolean shallow) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Impl.AbstractSessionImpl.CreateQuery(IQueryExpression >>>>>>>>>>> queryExpression) >>>>>>>>>>> at >>>>>>>>>>> NHibernate.Linq.DefaultQueryProvider.PrepareQuery(Expression >>>>>>>>>>> expression, >>>>>>>>>>> ref IQuery query, ref NhLinqExpression nhQuery) >>>>>>>>>>> at NHibernate.Linq.DefaultQueryProvider.Execute(Expression >>>>>>>>>>> expression) >>>>>>>>>>> at NHibernate.Linq.DefaultQueryProvider.Execute(Expression >>>>>>>>>>> expression) >>>>>>>>>>> at System.Linq.Queryable.Max(IQueryable`1 source, >>>>>>>>>>> Expression`1 selector) >>>>>>>>>>> at [my code] >>>>>>>>>>> >>>>>>>>>>> It looks like the Hql Ast generation fails for anything that is >>>>>>>>>>> not a native type. >>>>>>>>>>> Is there a workaround from the Linq side (generators) or do I >>>>>>>>>>> have to patch the core? >>>>>>>>>>> >>>>>>>>>>> Thanks! >>>>>>>>>>> Diego >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> >>>>>>>>>>> --- >>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>> Google Groups "nhibernate-development" group. >>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>> it, send an email to >>>>>>>>>>> [email protected]. >>>>>>>>>>> For more options, visit https://groups.google.com/groups/opt_out >>>>>>>>>>> . >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> >>>>>>>>>> --- >>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>> Google Groups "nhibernate-development" group. >>>>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>>>> send an email to >>>>>>>>>> [email protected]. >>>>>>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> >>>>>>>>> --- >>>>>>>>> You received this message because you are subscribed to the Google >>>>>>>>> Groups "nhibernate-development" group. >>>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>>> send an email to >>>>>>>>> [email protected]. >>>>>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> >>>>>>>> --- >>>>>>>> You received this message because you are subscribed to the Google >>>>>>>> Groups "nhibernate-development" group. >>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>> send an email to >>>>>>>> [email protected]. >>>>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> >>>>>>> --- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "nhibernate-development" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>> send an email to [email protected] >>>>>>> . >>>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> -- >>>>>> >>>>>> --- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "nhibernate-development" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to [email protected]. >>>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>>> >>>>>> >>>>>> >>>>> >>>>> -- >>>>> >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "nhibernate-development" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>> >>>>> >>>>> >>>> >>>> -- >>>> >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "nhibernate-development" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> For more options, visit https://groups.google.com/groups/opt_out. >>>> >>>> >>>> >>> >>> -- >>> >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "nhibernate-development" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >>> >>> >> >> > -- > > --- > You received this message because you are subscribed to the Google Groups > "nhibernate-development" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- --- You received this message because you are subscribed to the Google Groups "nhibernate-development" group. 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