uuid

Sieve/Services/SieveProcessor.cs

@@ -167,7 +167,7 @@ namespace Sieve.Services
             //string dynamicQuery = "";
             if (model?.GetFiltersParsed() == null)
             {
-                return " id > 0";
+                return " id != null";
             }
 
             //Expression outerExpression = null;
@@ -299,8 +299,8 @@ namespace Sieve.Services
             if (model?.GetFiltersParsed() == null)
             {
                 var property = Expression.Property(parameterExpression, "id");
-                ConstantExpression constant = Expression.Constant(this.ChangeType(0, property.Type), property.Type);
-                var rst = Expression.GreaterThan(property, constant);
+                ConstantExpression constant = Expression.Constant(new Guid("{00000000-0000-0000-0000-000000000000}"), typeof(Guid));
+                var rst = Expression.NotEqual(property, constant);
 
                 return Expression.Lambda<Func<TEntity, bool>>(rst, parameterExpression);
             }