public static System.Xml.Schema.XmlSchemaComplexType GetTypedTableSchema(System.Xml.Schema.XmlSchemaSet xs) {
     System.Xml.Schema.XmlSchemaComplexType type = new System.Xml.Schema.XmlSchemaComplexType();
     System.Xml.Schema.XmlSchemaSequence sequence = new System.Xml.Schema.XmlSchemaSequence();
     IBDataset ds = new IBDataset();
     xs.Add(ds.GetSchemaSerializable());
     System.Xml.Schema.XmlSchemaAny any1 = new System.Xml.Schema.XmlSchemaAny();
     any1.Namespace = "http://www.w3.org/2001/XMLSchema";
     any1.MinOccurs = new decimal(0);
     any1.MaxOccurs = decimal.MaxValue;
     any1.ProcessContents = System.Xml.Schema.XmlSchemaContentProcessing.Lax;
     sequence.Items.Add(any1);
     System.Xml.Schema.XmlSchemaAny any2 = new System.Xml.Schema.XmlSchemaAny();
     any2.Namespace = "urn:schemas-microsoft-com:xml-diffgram-v1";
     any2.MinOccurs = new decimal(1);
     any2.ProcessContents = System.Xml.Schema.XmlSchemaContentProcessing.Lax;
     sequence.Items.Add(any2);
     System.Xml.Schema.XmlSchemaAttribute attribute1 = new System.Xml.Schema.XmlSchemaAttribute();
     attribute1.Name = "namespace";
     attribute1.FixedValue = ds.Namespace;
     type.Attributes.Add(attribute1);
     System.Xml.Schema.XmlSchemaAttribute attribute2 = new System.Xml.Schema.XmlSchemaAttribute();
     attribute2.Name = "tableTypeName";
     attribute2.FixedValue = "SPR_TOVDataTable";
     type.Attributes.Add(attribute2);
     type.Particle = sequence;
     return type;
 }

 public static System.Xml.Schema.XmlSchemaComplexType GetTypedDataSetSchema(System.Xml.Schema.XmlSchemaSet xs) {
     IBDataset ds = new IBDataset();
     System.Xml.Schema.XmlSchemaComplexType type = new System.Xml.Schema.XmlSchemaComplexType();
     System.Xml.Schema.XmlSchemaSequence sequence = new System.Xml.Schema.XmlSchemaSequence();
     xs.Add(ds.GetSchemaSerializable());
     System.Xml.Schema.XmlSchemaAny any = new System.Xml.Schema.XmlSchemaAny();
     any.Namespace = ds.Namespace;
     sequence.Items.Add(any);
     type.Particle = sequence;
     return type;
 }

 public static System.Xml.Schema.XmlSchemaComplexType GetTypedDataSetSchema(System.Xml.Schema.XmlSchemaSet xs) {
     NorthwindDataSet ds = new NorthwindDataSet();
     System.Xml.Schema.XmlSchemaComplexType type = new System.Xml.Schema.XmlSchemaComplexType();
     System.Xml.Schema.XmlSchemaSequence sequence = new System.Xml.Schema.XmlSchemaSequence();
     xs.Add(ds.GetSchemaSerializable());
     if (PublishLegacyWSDL()) {
         System.Xml.Schema.XmlSchemaAny any = new System.Xml.Schema.XmlSchemaAny();
         any.Namespace = ds.Namespace;
         sequence.Items.Add(any);
     }
     else {
         System.Xml.Schema.XmlSchemaAny any1 = new System.Xml.Schema.XmlSchemaAny();
         any1.Namespace = "http://www.w3.org/2001/XMLSchema";
         any1.MinOccurs = new decimal(0);
         any1.ProcessContents = System.Xml.Schema.XmlSchemaContentProcessing.Lax;
         sequence.Items.Add(any1);
         System.Xml.Schema.XmlSchemaAny any2 = new System.Xml.Schema.XmlSchemaAny();
         any2.Namespace = "urn:schemas-microsoft-com:xml-diffgram-v1";
         any2.MinOccurs = new decimal(0);
         any2.ProcessContents = System.Xml.Schema.XmlSchemaContentProcessing.Lax;
         sequence.Items.Add(any2);
         sequence.MaxOccurs = decimal.MaxValue;
         System.Xml.Schema.XmlSchemaAttribute attribute = new System.Xml.Schema.XmlSchemaAttribute();
         attribute.Name = "namespace";
         attribute.FixedValue = ds.Namespace;
         type.Attributes.Add(attribute);
     }
     type.Particle = sequence;
     return type;
 }

		// 3.4.4 Element Locally Valid (Complex Type)
		// FIXME: use SchemaInfo for somewhere (? it is passed to ValidateEndOfAttributes() for some reason)
		private void AssessCloseStartElementLocallyValidComplexType (ComplexType cType, XmlSchemaInfo info)
		{
			// 1.
			if (cType.IsAbstract) {
				HandleError ("Target complex type is abstract.");
				return;
			}

			// 2 (xsi:nil and content prohibition)
			// See AssessStartElementSchemaValidity() and ValidateCharacters()
			// 3. attribute uses and  5. wild IDs are handled at
			// ValidateAttribute(), except for default/fixed values.

			// Collect default attributes.
			// 4.
			foreach (XsAttribute attr in GetExpectedAttributes ()) {
				if (attr.ValidatedUse == XmlSchemaUse.Required && 
					attr.ValidatedFixedValue == null)
					HandleError ("Required attribute " + attr.QualifiedName + " was not found.");
				else if (attr.ValidatedDefaultValue != null || attr.ValidatedFixedValue != null)
					defaultAttributesCache.Add (attr);
			}
			if (defaultAttributesCache.Count == 0)
				defaultAttributes = emptyAttributeArray;
			else
				defaultAttributes = (XsAttribute []) 
					defaultAttributesCache.ToArray (
						typeof (XsAttribute));
			defaultAttributesCache.Clear ();
			// 5. wild IDs was already checked at ValidateAttribute().

			// 3. - handle default attributes
#region ID Constraints
			if (!IgnoreIdentity) {
				foreach (XsAttribute a in defaultAttributes) {
					var atype = a.AttributeType as XmlSchemaDatatype ?? a.AttributeSchemaType.Datatype;
					object avalue = a.ValidatedFixedValue ?? a.ValidatedDefaultValue;
					string error = idManager.AssessEachAttributeIdentityConstraint (atype, avalue, ((QName) elementQNameStack [elementQNameStack.Count - 1]).Name);
					if (error != null)
						HandleError (error);
				}
			}
#endregion

#region Key Constraints
			if (!IgnoreIdentity)
				foreach (XsAttribute a in defaultAttributes)
					ValidateKeyFieldsAttribute (a, a.ValidatedFixedValue ?? a.ValidatedDefaultValue);
#endregion
		}