Hi,
I am having some performance issues in querying data with arcgis and pgadmin 
itself.

1)      If the vector data has many records like 60,000 records, arcgis, from 
remote machine, could not retrieve all the records of the vector data.  If I 
select all feature it displays the attributes with a warning that it take long 
time to retrieve large data. It takes considerable time before being able to 
see all selected attributes. If switch selection, in this case no selection, 
again, I would not be able to see any records. I open task manager in the 
server machine and noticed, while I switch between select all to none feature, 
the cpu is shooting all the way upto 60%.

2)      I have also imported raster data by splitting  a raster file into  400 
tiles. It is taking considerable time even to view all rows in pgadmin III. It 
is also considerably slow in view in QGIS, on the same machine, as well.
What must be going wrong.
I have also changed postgresql.config file to improve the performance with no 
noticeble difference. Can anyone faced this problem or have any suggestion to 
improve the performance? Thanks in advance.
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