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<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>Hello,<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>I
am trying to achieve something like a SQL statement equivalent of:<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'>SELECT r.property1 AS
p1, r.property2 AS p2, SOME_CALCULATION(r.property3) AS p3<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'>FROM right AS
r<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'>GROUP BY p2, p3<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>I
am not sure if this is valid SQL since I am grouping by a calculated value, but
that aside. <o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>I
am asserting the Rights objects into the working memory and then would like to
execute a rule on the objects based <o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>on
a grouping of objects. The first property is directly accessible from the
object </span><b><span style='font-family:"Courier New";background:white;
mso-highlight:white'>right.getProperty2()</span></b><span style='font-size:
10.0pt;font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:
white'> but the <o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>second
property is only accessible through a lookup </span><b><span style='font-family:
"Courier New";background:white;mso-highlight:white'>MyClass.staticMethod(right.getProperty3())</span></b><span
style='font-family:"Courier New";background:white;mso-highlight:white'>.</span><span
style='font-size:10.0pt;font-family:"Courier New";background:white;mso-highlight:
white'> <o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Courier New";background:white;mso-highlight:white'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>As
far as I have it the rule should make use of something like </span><b><span
style='font-family:"Courier New";background:white;mso-highlight:white'>collect</span></b><span
style='font-size:10.0pt;font-family:"Trebuchet MS","sans-serif";background:
white;mso-highlight:white'> or </span><b><span style='font-family:"Courier New";
background:white;mso-highlight:white'>accumulate</span></b><span
style='font-size:10.0pt;font-family:"Trebuchet MS","sans-serif";background:
white;mso-highlight:white'> but I do not know how to <o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>achieve
this without also asserting the properties objects into the memory as well. And
even if I assert the properties<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'>objects
into the working memory I do not know how to group by the second property.<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;
font-family:"Trebuchet MS","sans-serif";background:white;mso-highlight:white'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'>rule "Calculate something"</span><span
style='font-family:"Courier New"'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'> no-loop</span><span
style='font-family:"Courier New"'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'> when</span><span
style='font-family:"Courier New"'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'> $rights:
ArrayList( ) </span><span style='font-family:"Courier New"'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'>
from collect( Right( ) );</span><span style='font-family:"Courier New"'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New"'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'> then</span><span
style='font-family:"Courier New"'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'> </span><span
style='font-family:"Courier New"'>// execute rule<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-family:"Courier New";
background:white;mso-highlight:white'>end</span><span style='font-family:"Courier New"'><o:p></o:p></span></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Trebuchet MS","sans-serif"'>Could
you please give me some assistance?<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Trebuchet MS","sans-serif"'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Trebuchet MS","sans-serif"'>Regards<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Trebuchet MS","sans-serif"'>Juan<o:p></o:p></span></p>
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