/// <contentfrom cref="IQueryCriteriaVisitor.Visit(QuerySubQueryContainer)" />
object IQueryCriteriaVisitor.Visit(QuerySubQueryContainer container)
{
Aggregate agg = container.AggregateType;
if (container.Node == null)
return SubSelectSqlGenerator.GetSelectValue(container.AggregateProperty, agg, this);
CriteriaOperator prop = (container.Node.Operands.Count > 0) ? container.Node.Operands[0] : null;
string subSelect = new SubSelectSqlGenerator(this, prop, agg).GenerateSql(container.Node).Sql;
string exists = agg == Aggregate.Exists ? "exists" : string.Empty;
return string.Format(CultureInfo.InvariantCulture, "{1}({0})", subSelect, exists);
}
public override Object Visit(QuerySubQueryContainer operand)
{
return base.Visit(operand);
}
/// <contentfrom cref="IQueryCriteriaVisitor.Visit(QuerySubQueryContainer)"/>
object IQueryCriteriaVisitor.Visit(QuerySubQueryContainer theOperand)
{
throw new CheckConstraintImpossible(string.Format("Cannot contain subqueries ({0})", theOperand));
}
/// <contentfrom cref="IQueryCriteriaVisitor.Visit(QuerySubQueryContainer)"/>
public object Visit(QuerySubQueryContainer theOperand)
{
Process(theOperand.Node);
theOperand.AggregateProperty = Process(theOperand.AggregateProperty);
return theOperand;
}
public object Visit(QuerySubQueryContainer theOperand){
return theOperand;
}
public CriteriaOperator Visit(QuerySubQueryContainer theOperand)
{
return(theOperand);
}
public object Visit(QuerySubQueryContainer theOperand)
{
return(theOperand);
}
