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How to aggregate set of marks from database in asp uisng c#
Chiranjeevi Aripaka
Jan 11 2012 1:28 AM
2.2k
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hi friends,
please help me in aggregating set of marks from database. when i select the a particular department using dropdown listbox then the percentage of all the students has to be appear in the gridview who belongs to that branch in asp using c#.
for example.
it i select cse department then rollno,name,percentage has to be appear in the gridview. similarly other branches also .
my database is shown below.
----------------------------
database table
rollno
name
c
dbms
java
se
1
chiru
80
89
78
88
2
venu
89
88
78
67
3
naveen
77
67
75
65
now it should display the above data percentage like shown below
rollno
name
percentage
1
chiru
83.75
2
venu
80.5
3
naveen
71
thanks in advance
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