need help

<div class="Section1"><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">Hi …</span></font><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">            Create table cdano_nya(cdano int4,nyano int4) … I created this table and then I inserted
somevalues to this( 234576,86)…     </span></font><p class="MsoNormal"><font face="Arial" size="2"><span
style="font-size:10.0pt;
font-family:Arial"> </span></font><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">            Now when I am updating this table .. its not updating ..query is continuously
running…</span></font><pclass="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt; 
font-family:Arial"> </span></font><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">            When I am stopping query its giving this message….ERROR:  canceling statement due to
userrequest..</span></font><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt; 
font-family:Arial">May I know the reason y its not running.. and I am unable to drop this table also…when I am
selectingthis table in pgAdmin..its strucking the pgAdmin…..</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial"> </span></font><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">Any one can help in this </span></font><p class="MsoNormal"><font face="Arial" size="2"><span
style="font-size:10.0pt;
font-family:Arial"> </span></font><p class="MsoNormal"><strong><b><font face="Monotype Corsiva" size="3"><span
style="font-size:12.0pt;font-family:"MonotypeCorsiva"">Thanks & Regards</span></font></b></strong><p
class="MsoNormal"><strong><b><fontface="Monotype Corsiva" size="3"><span style="font-size:12.0pt;font-family:"Monotype
Corsiva"">PenchalReddy</span></font></b></strong><p class="MsoNormal"><font face="Times New Roman" size="3"><span
style="font-size:
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