Dear Sunil,
Check on a while statement , put a counter, and check for any value of
counter.
if 0 then this else that
sandarbh
----- Original Message -----
From: "sunil_s23" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Monday, June 18, 2001 4:58 PM
Subject: Re: Checking for Empty Result Set
> This definitely caters to the case when there is only
> one row in the result set; but what about the case if
> the result set contains more than one row. I am
> looking for a solution which will handle both single
> row results and multiple row results as well as the
> case when the result set is empty.
> Any suggestions ?,
> Thanks,
> Sunil.
>
> --- King Maurice <[EMAIL PROTECTED]> wrote:
> > I see your problem
> >
> > Do this example or follow this example if you can
> > comprehend.
> >
> > Example below::
> >
> > if (! rs.next())
> > {
> > %>
> > <table><tr><td>empty result set</td></tr></table>
> > <%
> > }
> > else
> > {
> > String employee = rs.getString("EMPLOYEE_NAME"));
> > %>
> > <table><tr><td><%= employee %></td></tr></table>
> > <%
> > }
> >
> >
> >
> >
> > ----- Original Message -----
> > From: "sunil_s23" <[EMAIL PROTECTED]>
> > To: <[EMAIL PROTECTED]>
> > Sent: Monday, June 18, 2001 11:44 AM
> > Subject: Re: Checking for Empty Result Set
> >
> >
> > > See the code below, it does not work if there is a
> > > single row in the result set; in other words the
> > > statement if(!rs.next()) causes a row of result
> > set to
> > > be skipped.
> > > Any suggestions ?,
> > > Sunil.
> > >
> > > ResultSet rs = ps.executeQuery();
> > > if(!rs.next())
> > > System.out.println("empty result
> > set");
> > > while(rs.next())
> > > {
> > > System.out.println(rs.getString
> > > ("EMPLOYEE_NAME"));
> > > }
> > >
> > > --- Satyanarayan Divakar
> > > <[EMAIL PROTECTED]> wrote:
> > > > if(!resultSet.next())
> > > > display"No Records Retreived";
> > > >
> > > > -----Original Message-----
> > > > From: sunil_s23 [mailto:[EMAIL PROTECTED]]
> > > > Sent: Monday, June 18, 2001 10:27 AM
> > > > To: [EMAIL PROTECTED]
> > > > Subject: Re: Checking for Empty Result Set
> > > >
> > > >
> > > > Hi All,
> > > > A ResultSet is never null once we execute a
> > > > PreparedStatement and assign the result to the
> > > > Result
> > > > Set.
> > > > Is there any other way of checking whether a
> > > > ResultSet
> > > > is empty ?
> > > > Thanks,
> > > > Sunil.
> > > > --- King Maurice <[EMAIL PROTECTED]>
> > wrote:
> > > > > IF RESULTSET IS EQUAL TO NULL
> > > > > DO SOMETHING,
> > > > > SUGGESTION:: NO RECORDS FOUND PLEASE TRY AGAIN
> > > > >
> > > > >
> > > > > ----- Original Message -----
> > > > > From: "sunil_s23" <[EMAIL PROTECTED]>
> > > > > To: <[EMAIL PROTECTED]>
> > > > > Sent: Monday, June 18, 2001 11:00 AM
> > > > > Subject: Checking for Empty Result Set
> > > > >
> > > > >
> > > > > > Hello,
> > > > > > Which is the best method for checking
> > whether a
> > > > > Result
> > > > > > Set is empty ?
> > > > > >
> > > > > > ResultSet rs = prestmt.exeucteUpdate();
> > > > > > Checking for rs.isBeforeFirst() returning
> > false
> > > > > does
> > > > > > not seem to work always....
> > > > > > Thanks in advance,
> > > > > > Sunil.
> > > > > >
> > > > > >
> > > > > >
> > > >
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> === message truncated ===
>
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