Hello,
I think you are using JDBC-2.0, which does include ResultSet's first()
method. But it seems the Oracle driver you are using is not a JDBC-2.0
compliant so it does not implement JDBC-2.0 methods like
first().
Regards
>From: "G.Betul Akin" <[EMAIL PROTECTED]>
>Reply-To: "A mailing list for discussion about Sun Microsystem's Java
> Servlet API Technology." <[EMAIL PROTECTED]>
>To: [EMAIL PROTECTED]
>Subject: Re: JDBC and JDK version? Help!
>Date: Tue, 11 Jan 2000 13:42:06 +0100
>
>Hi,
>JDK does not include a JDBC implementation. So you are using a JDBC driver
>by some other vendor. JDBC drivers may not implement all the methods
>specified in JDBC API. So first determine which driver you are using, check
>the API (of the driver you are using) to see which methods it implements.
>
> -----Original Message-----
> From: su ying [SMTP:[EMAIL PROTECTED]]
> Sent: Tuesday, January 11, 2000 7:54 AM
> To: [EMAIL PROTECTED]
> Subject: JDBC and JDK version? Help!
>
> Hi, all:
> I'm developing servlets combining JDBC. The environment is
>Linux+Apache+Jserv+Oracle. The JDK's version is 1.2. But I found many
>methods of JDBC don't work. For example:
>
> import java.sql.ResultSet;
> ...
> public void service(HttpServletRequest request,
>HttpServletResponse
>response)
> throws ServletException, IOException
> {
> ...
> Execute some query from my oracle db, and return the result to
>myResult;
> if( myResult.first())
> ~~~~It does not work!
> { ....
> some operation;
> ...
> }
> }
> The only method which can work in class ResultSet is next(). Why?
> Is my oracle driver too old? I searched the oracle website, they
>say
>that their driver can support JDBC up to version 1.22. My JDK is 1.2,
>what's
>the version of JDBC in it? 2.0? I'm confused with the JDBC and JDKversion.
>Or there's some other reasons?
>
> Who can help me?
> Thank you!
>
> Ying
>
>
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