My thought exactly :-) I'll be trying that next. Glenn
On Mar 29, 8:28 pm, Brian Weeres <[email protected]> wrote: > Just curious if they both work if you change line 1267 in Loader.cs to pass > along the index value instead of 0? (Method BindParameterValues.) > > On Mon, Mar 29, 2010 at 4:13 PM, Glenn Paulley <[email protected]>wrote: > > > Hi Brian, > > > I've reproduced your problem with NH 2.1.0GA - the issue is that the > > SQLAnywhere11Dialect code works properly with the CreateQuery API, but > > it does not with the Criteria API. If I modify the HelloNHibernate > > code to add a Criteria list of Employees, as so: > > > static void LoadEmployeesFromDatabase() > > { > > using (ISession session = OpenSession()) > > { > > IQuery query = session.CreateQuery( > > "from Employee as emp where name like ? order by > > emp.name asc"); > > query.SetString(0, "%David%"); > > query.SetMaxResults(10); > > query.SetFirstResult(4); > > > IList<Employee> foundEmployees; > > > foundEmployees = query.List<Employee>(); > > > Console.WriteLine("\n{0} employees found:", > > foundEmployees.Count); > > > foreach (Employee employee in foundEmployees) > > Console.WriteLine(employee.SayHello()); > > > Console.WriteLine("\n Using criteria query"); > > > ICriteria crit = > > session.CreateCriteria(typeof(Employee)); > > crit.AddOrder(Order.Asc("name")); > > crit.SetMaxResults(10); > > crit.SetFirstResult(4); > > crit.Add(Expression.Like("name", "David", > > MatchMode.Anywhere)); > > > foundEmployees = crit.List<Employee>(); > > > Console.WriteLine("\n{0} employees found:", > > foundEmployees.Count); > > > foreach (Employee employee in foundEmployees) > > Console.WriteLine(employee.SayHello()); > > > } > > } > > > The first query is generated correctly, reordering the parameters as > > required: > > > NHibernate: SELECT TOP ? START AT ? employee0_.id as id0_, > > employee0_.name as na > > me0_, employee0_.manager as manager0_ from Employee employee0_ where > > employee0_. > > name like ? order by employee0_.name asc;p0 = 10, p1 = 4, p2 = '%David > > %' > > > but the second Criteria query causes > > > Using criteria query > > NHibernate: SELECT TOP ? START AT ? this_.id as id0_1_, this_.name as > > name0_1_, > > this_.manager as manager0_1_, employee2_.id as id0_0_, employee2_.name > > as name0_ > > 0_, employee2_.manager as manager0_0_ FROM Employee this_ left outer > > join Employ > > ee employee2_ on this_.manager=employee2_.id WHERE this_.name like ? > > ORDER BY th > > is_.name asc;p0 = %David%, p1 = 4, p2 = NULL > > > which, as you have seen, is completely erroneous. I wonder if Ayende > > had thought of Criteria queries when he made his original fix > > (NH-1528). > > > I will try to see what can be done; as far as I can tell the dialect > > is establishing the parameters (and their order) correctly. > > > Glenn > > > On Mar 29, 3:17 pm, Brian Weeres <[email protected]> wrote: > > > Pretty much anything that causes a parameter list to be generated. > > > > using (ISession session = > > > NHibernateHelper.OpenSessionWithAutoFlush()) > > > { > > > ICriteria crit = > > > session.CreateCriteria(typeof(Organization)); > > > crit.SetMaxResults(500); > > > crit.Add(Expression.Like("LegalName", > > > searchCriteria.LegalName, MatchMode.Anywhere)); > > > List<Organization> orgs = new > > > List<Organization>(crit.List<Organization>()); > > > } > > > > On Mon, Mar 29, 2010 at 1:26 PM, Glenn Paulley <[email protected] > > >wrote: > > > > > A code snippet from your application that illustrates your usage of > > > > SetMaxResults() would be helpful, so that I can try to mimic that > > > > usage in my testing. > > > > > Glenn > > > > > On Mar 29, 2:25 pm, Brian Weeres <[email protected]> wrote: > > > > > Thanks Glenn. I will wait for your results. If you need me to test > > > > anything > > > > > let me know. > > > > > > On Mon, Mar 29, 2010 at 1:19 PM, Glenn Paulley < > > [email protected] > > > > >wrote: > > > > > > > The most recently-posted SQLAnywhere11Dialect does support > > > > > > SetMaxResults() correctly, at least in my testing with the NH 2.1.0 > > GA > > > > > > release. I do not (yet) have NH 2.1.2 installed, but I am happy to > > do > > > > > > so and try to reproduce the problem you're seeing. > > > > > > > Glenn > > > > > > > On Mar 29, 12:55 pm, brianw <[email protected]> wrote: > > > > > > > The Sybase11Dialect error actually turned out to be that > > particular > > > > > > > dialect creates outer joins that are no longer supported in SQL > > > > > > > Anywhere 11. > > > > > > > > The other Sybase 11 dialect I tried is from herehttp:// > > > > > > iablog.sybase.com/paulley/2009/09/revised-sql-anywhere-nhibern.... > > > > > > > (SQLAnywhere11Dialect). This is the one that has the error with > > the > > > > > > > SetMaxRowCounts. > > > > > > > > This may be the place I need to make changes but to me the > > changes > > > > are > > > > > > > not obvious without getting a whole lot deeper than I have the > > > > > > > inclination to do. I am just trying to use this stuff not write > > > > > > > nhibernate and dialects. As long as my dialect returns true for > > > > > > > BindLimitParametersFirst, SupportsLimitOffset and > > > > > > > SupportsVariableLimit which it does then this code in loader.cs > > will > > > > > > > wipe out my limit parameter since the BindParameterValues call > > does > > > > > > > not use the colIndex that is passed in. > > > > > > > > if (useLimit && dialect.BindLimitParametersFirst) > > > > > > > { > > > > > > > colIndex += BindLimitParameters(command, colIndex, selection, > > > > > > > session); > > > > > > > > } > > > > > > > > colIndex += BindParameterValues(command, queryParameters, > > colIndex, > > > > > > > session); > > > > > > > > I suppose in the SQLAnywhere11Dialect I have to either change > > > > > > > GetLimitString or the other settings to get the correct > > combination. > > > > I > > > > > > > think at this point I will just leave my change in loader.cs in > > and > > > > > > > worry about changing the dialect later. > > > > > > > > On Mar 29, 10:22 am, Fabio Maulo <[email protected]> wrote: > > > > > > > > > The place where change is the dialect and nothing more than the > > > > > > dialect. > > > > > > > > > 2010/3/29 brianw <[email protected]> > > > > > > > > > > I am using Nhibernate 2.1.2 with Sybase 11. Using > > Sybase11Dialect > > > > I > > > > > > > > > get sql errors using SetMaxResults. The same code works fine > > with > > > > > > > > > SybaseASA10Dialect. The Sybase11 dialect adds a parameter for > > the > > > > TOP > > > > > > > > > value whereas the SybaseASA10Dialect updates the sql directly > > > > with > > > > > > > > > Select TOP 500 starting at 1. The issues appears to be in > > > > > > > > > PrepareQueryCommand in loader.cs. The count parameter is set > > > > > > correctly > > > > > > > > > in BindLimitParameters but then it gets wiped out in the next > > > > call > > > > > > > > > which is to BindParameterValues. BindParameterValues is > > getting > > > > the > > > > > > > > > value of 1 for the next parameter to bind which is correct > > but > > > > the > > > > > > > > > method itself calls queryParameters.BindParameters with a > > > > hardcoded > > > > > > > > > zero instead of the passed in starting parameter. This causes > > the > > > > > > > > > first parameter which is the count to get set to whatever the > > > > next > > > > > > > > > parameter is supposed to be. > > > > > > > > > > queryParameters.BindParameters(statement, > > GetNamedParameterLocs, > > > > 0, > > > > > > > > > session); > > > > > > > > > perhaps should be > > > > > > > > > queryParameters.BindParameters(statement, > > GetNamedParameterLocs, > > > > > > > > > startIndex, session); > > > > > > > > > > I am reluctant to make this change in my nhibernate code as I > > > > really > > > > > > > > > don't know the full impact of the change. > > > > > > > > > > To unsubscribe from this group, send email to > > > > nhibernate-development+ > > > > > > > > > unsubscribegooglegroups.com or reply to this email with the > > > > words > > > > > > "REMOVE > > > > > > > > > ME" as the subject. > > > > > > > > > -- > > > > > > > > Fabio Maulo- Hide quoted text - > > > > > > > > > - Show quoted text - > > > > > > > To unsubscribe from this group, send email to > > nhibernate-development+ > > > > > > unsubscribegooglegroups.com or reply to this email with the words > > > > "REMOVE > > > > > > ME" as the subject. > > > > > To unsubscribe from this group, send email to nhibernate-development+ > > > > unsubscribegooglegroups.com or reply to this email with the words > > "REMOVE > > > > ME" as the subject. > > > To unsubscribe from this group, send email to nhibernate-development+ > > unsubscribegooglegroups.com or reply to this email with the words "REMOVE > > ME" as the subject. 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