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<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Could be a
basic question<st1:PersonName w:st="on">,</st1:PersonName> but thought I should
get clarified.<o:p></o:p></span></font></p>
<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>I insert a
fact say<st1:PersonName w:st="on">,</st1:PersonName> a Computer object with
some attributes ( hdd=10GB ) set<st1:PersonName w:st="on">,</st1:PersonName> in
working memory. Then I have a rule that checks if a Computer with 10GB hdd is
inserted .. if yes<st1:PersonName w:st="on">,</st1:PersonName> then it does a
logicalInsert of an Alert object with computerId = this computer’s id. <o:p></o:p></span></font></p>
<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Now I would
like to re-insert the same fact with HDD changed to ‘20gb’ and
would like drools to automatically retract the Alert for this computerId .. how
do I achieve this ?<o:p></o:p></span></font></p>
<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>-abhay<o:p></o:p></span></font></p>
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