public void AggregateCount()
{
using (ISession s = OpenSession())
{
Animal a1 = new Animal("a1", 20);
Animal a2 = new Animal("a2", 10);
s.Save(a1);
s.Save(a2);
s.Flush();
}
using (ISession s = OpenSession())
{
// Count in select
object result = s.CreateQuery("select count(distinct a.id) from Animal a").UniqueResult();
Assert.AreEqual(typeof(long), result.GetType());
Assert.AreEqual(2, result);
result = s.CreateQuery("select count(*) from Animal").UniqueResult();
Assert.AreEqual(typeof(long), result.GetType());
Assert.AreEqual(2, result);
// Count in where
if (TestDialect.SupportsHavingWithoutGroupBy)
{
result = s.CreateQuery("select count(a.id) from Animal a having count(a.id)>1").UniqueResult();
Assert.AreEqual(typeof (long), result.GetType());
Assert.AreEqual(2, result);
}
}
}
public void Lower()
{
IgnoreIfNotSupported("lower");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("ABCDEF", 1f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select lower(an.Description) from Animal an";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual("abcdef", lresult[0]);
hql = "from Animal an where lower(an.Description)='abcdef'";
Animal result = (Animal)s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("ABCDEF", result.Description);
//test only parser
hql = "select lower(an.Description) from Animal an group by lower(an.Description) having lower(an.Description)='abcdef'";
lresult = s.CreateQuery(hql).List();
}
}
public void Cast()
{
const double magicResult = 7 + 123 - 5*1.3d;
IgnoreIfNotSupported("cast");
// The cast is used to test various cases of a function render
// Cast was selected because represent a special case for:
// 1) Has more then 1 argument
// 2) The argument separator is "as" (for the other function is ',' or ' ')
// 3) The ReturnType is not fixed (depend on a column type)
// 4) The 2th argument is parsed by NH and traslated for a specific Dialect (can't be interpreted directly by RDBMS)
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 1.3f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql;
IList l;
Animal result;
// Rendered in SELECT using a property
hql = "select cast(a.BodyWeight as Double) from Animal a";
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.That(l[0], Is.TypeOf(typeof (double)));
// Rendered in SELECT using a property in an operation with costant
hql = "select cast(7+123-5*a.BodyWeight as Double) from Animal a";
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.AreEqual(magicResult, (double)l[0], 0.00001);
// Rendered in SELECT using a property and nested functions
if (!(Dialect is Oracle8iDialect))
{
hql = "select cast(cast(a.BodyWeight as string) as Double) from Animal a";
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.That(l[0], Is.TypeOf(typeof(double)));
}
// TODO: Rendered in SELECT using string costant assigned with critic chars (separators)
// Rendered in WHERE using a property
if (!(Dialect is Oracle8iDialect))
{
hql = "from Animal a where cast(a.BodyWeight as string) like '1.%'";
result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
// Rendered in WHERE using a property in an operation with costants
hql = "from Animal a where cast(7+123-2*a.BodyWeight as Double)>0";
result = (Animal)s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
// Rendered in WHERE using a property and named param
hql = "from Animal a where cast(:aParam+a.BodyWeight as Double)>0";
result = (Animal)s.CreateQuery(hql)
.SetDouble("aParam", 2D)
.UniqueResult();
Assert.AreEqual("abcdef", result.Description);
// Rendered in WHERE using a property and nested functions
if (!(Dialect is Oracle8iDialect))
{
hql = "from Animal a where cast(cast(cast(a.BodyWeight as string) as double) as int) = 1";
result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
// Rendered in GROUP BY using a property
hql = "select cast(a.BodyWeight as Double) from Animal a group by cast(a.BodyWeight as Double)";
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.That(l[0], Is.TypeOf(typeof(double)));
// Rendered in GROUP BY using a property in an operation with costant
hql = "select cast(7+123-5*a.BodyWeight as Double) from Animal a group by cast(7+123-5*a.BodyWeight as Double)";
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.AreEqual(magicResult, (double)l[0], 0.00001);
// Rendered in GROUP BY using a property and nested functions
if (!(Dialect is Oracle8iDialect))
{
hql =
"select cast(cast(a.BodyWeight as string) as Double) from Animal a group by cast(cast(a.BodyWeight as string) as Double)";
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.That(l[0], Is.TypeOf(typeof(double)));
}
// Rendered in HAVING using a property
hql = "select cast(a.BodyWeight as Double) from Animal a group by cast(a.BodyWeight as Double) having cast(a.BodyWeight as Double)>0";
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.That(l[0], Is.TypeOf(typeof(double)));
// Rendered in HAVING using a property in an operation with costants
hql = "select cast(7+123.3-1*a.BodyWeight as int) from Animal a group by cast(7+123.3-1*a.BodyWeight as int) having cast(7+123.3-1*a.BodyWeight as int)>0";
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.AreEqual((int)(7 + 123.3 - 1 * 1.3d), l[0]);
// Rendered in HAVING using a property and named param (NOT SUPPORTED)
try
{
hql = "select cast(:aParam+a.BodyWeight as int) from Animal a group by cast(:aParam+a.BodyWeight as int) having cast(:aParam+a.BodyWeight as int)>0";
l = s.CreateQuery(hql).SetInt32("aParam", 10).List();
Assert.AreEqual(1, l.Count);
Assert.AreEqual(11, l[0]);
}
catch (QueryException ex)
{
if (!(ex.InnerException is NotSupportedException))
throw;
}
catch (ADOException ex)
{
if (Dialect is Oracle8iDialect)
{
if (!ex.InnerException.Message.StartsWith("ORA-00979"))
throw;
}
else
{
string msgToCheck =
"Column 'Animal.BodyWeight' is invalid in the HAVING clause because it is not contained in either an aggregate function or the GROUP BY clause.";
// This test raises an exception in SQL Server because named
// parameters internally are always positional (@p0, @p1, etc.)
// and named differently hence they mismatch between GROUP BY and HAVING clauses.
if (!ex.InnerException.Message.Equals(msgToCheck))
throw;
}
}
// Rendered in HAVING using a property and nested functions
if (!(Dialect is Oracle8iDialect))
{
string castExpr = "cast(cast(cast(a.BodyWeight as string) as double) as int)";
hql = string.Format("select {0} from Animal a group by {0} having {0} = 1", castExpr);
l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.AreEqual(1, l[0]);
}
}
}
public void AggregateAvg()
{
using (ISession s = OpenSession())
{
Animal a1 = new Animal("a1", 20);
Animal a2 = new Animal("a2", 10);
s.Save(a1);
s.Save(a2);
s.Flush();
}
using (ISession s = OpenSession())
{
// In Select
object result = s.CreateQuery("select avg(a.BodyWeight) from Animal a").UniqueResult();
Assert.AreEqual(typeof(double), result.GetType());
Assert.AreEqual(15D, result);
// In where
if (TestDialect.SupportsHavingWithoutGroupBy)
{
result = s.CreateQuery("select avg(a.BodyWeight) from Animal a having avg(a.BodyWeight)>0").UniqueResult();
Assert.AreEqual(typeof(double), result.GetType());
Assert.AreEqual(15D, result);
}
}
}
public void AggregateSum()
{
using (ISession s = OpenSession())
{
Animal a1 = new Animal("a1", 20);
Animal a2 = new Animal("a2", 10);
s.Save(a1);
s.Save(a2);
s.Flush();
}
using (ISession s = OpenSession())
{
object result = s.CreateQuery("select sum(a.BodyWeight) from Animal a").UniqueResult();
Assert.AreEqual(typeof(double), result.GetType());
Assert.AreEqual(30D, result);
result = s.CreateQuery("select sum(a.BodyWeight) from Animal a having sum(a.BodyWeight)>0").UniqueResult();
Assert.AreEqual(typeof(double), result.GetType());
Assert.AreEqual(30D, result);
}
}
public void Current_TimeStamp()
{
IgnoreIfNotSupported("current_timestamp");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 1.3f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select current_timestamp() from Animal";
IList result = s.CreateQuery(hql).List();
}
}
public void Concat()
{
IgnoreIfNotSupported("concat");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 1f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select concat(a.Description,'zzz') from Animal a";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual("abcdefzzz", lresult[0]);
// MS SQL doesn't support || operator
if (!(Dialect is MsSql2000Dialect))
{
hql = "from Animal a where a.Description = concat('a', concat('b','c'), 'd'||'e')||'f'";
Animal result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
}
}
public void Locate()
{
IgnoreIfNotSupported("locate");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 20);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select locate('bc', a.Description, 2) from Animal a";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual(2, lresult[0]);
hql = "from Animal a where locate('bc', a.Description) = 2";
Animal result = (Animal)s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
}
public void Trim()
{
IgnoreIfNotSupported("trim");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abc ", 1);
Animal a2 = new Animal(" def", 2);
Animal a3 = new Animal("___def__", 3);
s.Save(a1);
s.Save(a2);
s.Save(a3);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select trim(a.Description) from Animal a where a.Description=' def'";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual("def", lresult[0]);
hql = "select trim('_' from a.Description) from Animal a where a.Description='___def__'";
lresult = s.CreateQuery(hql).List();
Assert.AreEqual("def", lresult[0]);
hql = "select trim(trailing from a.Description) from Animal a where a.Description= 'abc '";
lresult = s.CreateQuery(hql).List();
Assert.AreEqual("abc", lresult[0]);
hql = "select trim(leading from a.Description) from Animal a where a.Description=' def'";
lresult = s.CreateQuery(hql).List();
Assert.AreEqual("def", lresult[0]);
// where
hql = "from Animal a where trim(a.Description) = 'abc'";
lresult = s.CreateQuery(hql).List();
Assert.AreEqual(1, lresult.Count);
hql = "from Animal a where trim('_' from a.Description) = 'def'";
Animal result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("___def__", result.Description);
hql = "from Animal a where trim(trailing from a.Description) = 'abc'";
result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual(1, result.BodyWeight); //Firebird auto rtrim VARCHAR
hql = "from Animal a where trim(leading from a.Description) = 'def'";
result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual(" def", result.Description);
Animal a = new Animal(" abc", 20);
s.Save(a);
s.Flush();
hql = "from Animal a where trim(both from a.Description) = 'abc'";
lresult = s.CreateQuery(hql).List();
Assert.AreEqual(2, lresult.Count);
}
}
public void SubStringTwoParameters()
{
// All dialects that support the substring function should support
// the two-parameter overload - emulating it by generating the
// third parameter (length) if the database requires three parameters.
IgnoreIfNotSupported("substring");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 20);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql;
// In the select clause.
hql = "select substring(a.Description, 3) from Animal a";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual(1, lresult.Count);
Assert.AreEqual("cdef", lresult[0]);
// In the where clause.
hql = "from Animal a where substring(a.Description, 4) = 'def'";
var result = (Animal)s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
// With parameters and nested function calls.
if (!(Dialect is FirebirdDialect)) // Firebird only supports integer literals for start (and length).
{
hql = "from Animal a where substring(concat(a.Description, ?), :start) = 'deffoo'";
result = (Animal) s.CreateQuery(hql)
.SetParameter(0, "foo")
.SetParameter("start", 4)
.UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
}
}
public void SubString()
{
IgnoreIfNotSupported("substring");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 20);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql;
hql = "from Animal a where substring(a.Description, 2, 3) = 'bcd'";
Animal result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
hql = "from Animal a where substring(a.Description, 2, 3) = ?";
result = (Animal)s.CreateQuery(hql)
.SetParameter(0, "bcd")
.UniqueResult();
Assert.AreEqual("abcdef", result.Description);
if (Dialect is FirebirdDialect)
{
// Firebird only supports integer literals for start (and length).
return;
}
// Following tests verify that parameters can be used.
hql = "from Animal a where substring(a.Description, 2, ?) = 'bcd'";
result = (Animal)s.CreateQuery(hql)
.SetParameter(0, 3)
.UniqueResult();
Assert.AreEqual("abcdef", result.Description);
hql = "from Animal a where substring(a.Description, ?, ?) = ?";
result = (Animal)s.CreateQuery(hql)
.SetParameter(0, 2)
.SetParameter(1, 3)
.SetParameter(2, "bcd")
.UniqueResult();
Assert.AreEqual("abcdef", result.Description);
hql = "select substring(a.Description, ?, ?) from Animal a";
IList results = s.CreateQuery(hql)
.SetParameter(0, 2)
.SetParameter(1, 3)
.List();
Assert.AreEqual(1, results.Count);
Assert.AreEqual("bcd", results[0]);
}
}
public void AggregateSumNH1100()
{
using (ISession s = OpenSession())
{
Animal a1 = new Animal("a1", 20);
Animal a2 = new Animal("a1", 10);
s.Save(a1);
s.Save(a2);
s.Flush();
}
using (ISession s = OpenSession())
{
Assert.Throws<QueryException>(() => s.CreateQuery("select distinct new SummaryItem(a.Description, sum(BodyWeight)) from Animal a").List<SummaryItem>());
}
}
public void AggregateMin()
{
using (ISession s = OpenSession())
{
Animal a1 = new Animal("a1", 20);
Animal a2 = new Animal("a2", 10);
s.Save(a1);
s.Save(a2);
s.Flush();
}
using (ISession s = OpenSession())
{
object result = s.CreateQuery("select min(a.BodyWeight) from Animal a").UniqueResult();
Assert.AreEqual(typeof(float), result.GetType()); //use column type
Assert.AreEqual(10F, result);
if (TestDialect.SupportsHavingWithoutGroupBy)
{
result = s.CreateQuery("select min(a.BodyWeight) from Animal a having min(a.BodyWeight)>0").UniqueResult();
Assert.AreEqual(typeof(float), result.GetType()); //use column type
Assert.AreEqual(10F, result);
}
}
}
public void SubString()
{
IgnoreIfNotSupported("substring");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 20);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql;
bool twoArgSubstringSupported = Dialect.Functions["substring"] is AnsiSubstringFunction;
if (twoArgSubstringSupported)
{
hql = "select substring(a.Description, 3) from Animal a";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual(1, lresult.Count);
Assert.AreEqual("cdef", lresult[0]);
}
hql = "from Animal a where substring(a.Description, 2, 3) = 'bcd'";
Animal result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
hql = "from Animal a where substring(a.Description, 2, 3) = ?";
result = (Animal)s.CreateQuery(hql)
.SetParameter(0, "bcd")
.UniqueResult();
Assert.AreEqual("abcdef", result.Description);
hql = "from Animal a where substring(a.Description, 2, ?) = 'bcd'";
result = (Animal)s.CreateQuery(hql)
.SetParameter(0, 3)
.UniqueResult();
Assert.AreEqual("abcdef", result.Description);
hql = "from Animal a where substring(a.Description, ?, ?) = ?";
result = (Animal)s.CreateQuery(hql)
.SetParameter(0, 2)
.SetParameter(1, 3)
.SetParameter(2, "bcd")
.UniqueResult();
Assert.AreEqual("abcdef", result.Description);
hql = "select substring(a.Description, ?, ?) from Animal a";
IList results = s.CreateQuery(hql)
.SetParameter(0, 2)
.SetParameter(1, 3)
.List();
Assert.AreEqual(1, results.Count);
Assert.AreEqual("bcd", results[0]);
if (twoArgSubstringSupported)
{
hql = "from Animal a where substring(a.Description, 4) = 'def'";
result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
}
}
public void CastNH1446()
{
IgnoreIfNotSupported("cast");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 1.3f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
// Rendered in SELECT using a property
string hql = "select cast(a.BodyWeight As Double) from Animal a";
IList l = s.CreateQuery(hql).List();
Assert.AreEqual(1, l.Count);
Assert.AreEqual(1.3f, (double)l[0], 0.00001);
}
}
public void Length()
{
IgnoreIfNotSupported("length");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("12345", 20);
Animal a2 = new Animal("1234", 20);
s.Save(a1);
s.Save(a2);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select length(a.Description) from Animal a where a.Description = '1234'";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual(4, lresult[0]);
hql = "from Animal a where length(a.Description) = 5";
Animal result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("12345", result.Description);
}
}
public void CastNH1979()
{
IgnoreIfNotSupported("cast");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 1.3f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select cast(((a.BodyWeight + 50) / :divisor) as int) from Animal a";
IList l = s.CreateQuery(hql).SetInt32("divisor", 2).List();
Assert.AreEqual(1, l.Count);
}
}
public void Abs()
{
IgnoreIfNotSupported("abs");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("Dog", 9);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select abs(a.BodyWeight*-1) from Animal a";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual(9, lresult[0]);
hql = "from Animal a where abs(a.BodyWeight*-1)>0";
lresult = s.CreateQuery(hql).List();
Assert.AreEqual(1, lresult.Count);
hql = "select abs(a.BodyWeight*-1) from Animal a group by abs(a.BodyWeight*-1) having abs(a.BodyWeight*-1)>0";
lresult = s.CreateQuery(hql).List();
Assert.AreEqual(1, lresult.Count);
}
}
public void Current_TimeStamp_Offset()
{
if (!Dialect.Functions.ContainsKey("current_timestamp_offset"))
Assert.Ignore(Dialect + " doesn't support current_timestamp_offset function");
IgnoreIfNotSupported("current_timestamp_offset");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 1.3f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select current_timestamp_offset() from Animal";
IList result = s.CreateQuery(hql).List();
}
}
public void Mod()
{
IgnoreIfNotSupported("mod");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 20);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select mod(cast(a.BodyWeight as int), 3) from Animal a";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual(2, lresult[0]);
hql = "from Animal a where mod(20, 3) = 2";
Animal result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
hql = "from Animal a where mod(cast(a.BodyWeight as int), 4)=0";
result = (Animal)s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
}
public void Str()
{
IgnoreIfNotSupported("str");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 20);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select str(a.BodyWeight) from Animal a";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual(typeof(string), lresult[0].GetType());
hql = "from Animal a where str(123) = '123'";
Animal result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
}
public void Sqrt()
{
IgnoreIfNotSupported("sqrt");
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 65536f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql = "select sqrt(an.BodyWeight) from Animal an";
IList lresult = s.CreateQuery(hql).List();
Assert.AreEqual(256f, lresult[0]);
hql = "from Animal an where sqrt(an.BodyWeight)/2 > 10";
Animal result = (Animal) s.CreateQuery(hql).UniqueResult();
Assert.AreEqual("abcdef", result.Description);
}
}
public void ParameterLikeArgument()
{
using (ISession s = OpenSession())
{
Animal a1 = new Animal("abcdef", 1.3f);
s.Save(a1);
s.Flush();
}
using (ISession s = OpenSession())
{
string hql;
IList l;
Animal result;
// Render in WHERE
hql = "from Animal a where cast(:aParam as Double)>0";
result = (Animal)s.CreateQuery(hql).SetDouble("aParam", 2D).UniqueResult();
Assert.IsNotNull(result);
// Render in WHERE with math operation
hql = "from Animal a where cast(:aParam+a.BodyWeight as Double)>3";
result = (Animal) s.CreateQuery(hql).SetDouble("aParam", 2D).UniqueResult();
Assert.IsNotNull(result);
// Render in all clauses
hql =
"select cast(:aParam+a.BodyWeight as int) from Animal a group by cast(:aParam+a.BodyWeight as int) having cast(:aParam+a.BodyWeight as Double)>0";
l = s.CreateQuery(hql).SetInt32("aParam", 10).List();
Assert.AreEqual(1, l.Count);
}
}
public void AggregateMax()
{
using (ISession s = OpenSession())
{
Animal a1 = new Animal("a1", 20);
Animal a2 = new Animal("a2", 10);
s.Save(a1);
s.Save(a2);
s.Flush();
}
using (ISession s = OpenSession())
{
object result = s.CreateQuery("select max(a.BodyWeight) from Animal a").UniqueResult();
Assert.AreEqual(typeof(float), result.GetType()); //use column type
Assert.AreEqual(20F, result);
result = s.CreateQuery("select max(a.BodyWeight) from Animal a having max(a.BodyWeight)>0").UniqueResult();
Assert.AreEqual(typeof(float), result.GetType()); //use column type
Assert.AreEqual(20F, result);
}
}
