Answer Posted / bhagwat prasad sharma

{vb.net code for selection by data reader}
//\\Start......

imports system.data.sqlclients

public class

dim con as new sqlconnection("server=bps; database=college; user id=sa; password=admin")

private button1 ()

dim str as string="select
name from student where roll_no=1"

dim cmd as new sqlcommand(str,con)

if con.state=connectionstate.closed than
con.open()

cmd.parameters.add("@roll_no",type.int)

cmd.parameters("@roll_no").value=txtroll.text

dim dr as sqldatareader

dr=cmd.executereader

if dr.read than

txtname.text=dr(1)

else

msgbox("selection error ")

end if

con.close()

end sub

end class

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