<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <meta content="text/html; charset=ISO-8859-1"
      http-equiv="Content-Type">
  </head>
  <body text="#000000" bgcolor="#ffffff">
    I tried 2 ways :<br>
    <br>
    ===============================================<br>
    <br>
    my $gene_adaptor = $registry->get_adaptor( 'bos_taurus', 'Core',
    'Gene' );<br>
    my $genes = $gene_adaptor->fetch_all();<br>
    <br>
    my $exon_adaptor = $registry->get_adaptor( 'bos_taurus', 'Core',
    'Exon' );<br>
    $total_genes=0;<br>
    $exon_count = 0;<br>
    foreach $gene(@{$genes}) {<br>
        $total_genes++;<br>
        <br>
        foreach $exon ($gene->get_all_Exons()) {<br>
          $exon_count++;<br>
        }    <br>
    } #end for each gene<br>
    <br>
    <br>
    =============================================<br>
    <br>
    This way gave even less (23k) but i'm being stricter here about the
    chromosomes<br>
    <br>
    @slices = @{ $slice_adaptor->fetch_all('chromosome', undef, 0, 1)
    };<br>
    <br>
    $total_genes=0;<br>
    $exon_count = 0;<br>
    foreach $slice (@slices) {<br>
        unless ($slice->seq_region_name() =~ /Un/) {<br>
            print $slice->seq_region_name."\n";<br>
            my $genes = $gene_adaptor->fetch_all_by_Slice($slice);<br>
        <br>
        <br>
            foreach my $gene(@{$genes}) {<br>
                $total_genes++;<br>
            <br>
                foreach my $exon ($gene->get_all_Exons()) {<br>
                      $exon_count++;<br>
                      print "$exon_count\n";<br>
                }    <br>
        <br>
        <br>
        <br>
            <br>
            } #end for each gene<br>
        }<br>
    }<br>
    <br>
    ==============================================<br>
    <br>
    But neither give anything like the sql results<br>
    <br>
    Why does the sql give so many more? Which should I use?<br>
    <br>
    thank you<br>
    <br>
    <br>
    On 06/05/11 15:50, Bert Overduin wrote:
    <blockquote
      cite="mid:BANLkTineMPNyrBOKHCYHSn4i=4W=qWLZdQ@mail.gmail.com"
      type="cite">Hi Andrea,
      <div><br>
      </div>
      <div>I suspect that your BioMart results are truncated because the
        query is too large.
        <div><br>
        </div>
        <div>However, that doesn't explain your API results .... How
          does your API code look like?<br>
          <div><br>
          </div>
          <div>Cheers,</div>
          <div>Bert<br>
            <br>
            <div class="gmail_quote">On Fri, May 6, 2011 at 3:45 PM,
              Andrea Edwards <span dir="ltr"><<a
                  moz-do-not-send="true"
                  href="mailto:edwardsa@cs.man.ac.uk">edwardsa@cs.man.ac.uk</a>></span>
              wrote:<br>
              <blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt
                0.8ex; border-left: 1px solid rgb(204, 204, 204);
                padding-left: 1ex;">Hello<br>
                <br>
                I'm sorry for the basic question but I was looking at
                the ensembl core schema and trying to retrieve just the
                exons on chromosomes and couldn't work out why i am
                getting such different figures than with biomart and the
                perl api<br>
                <br>
                For example for cow there are 25670 exons in genes with
                biomart and the api but with this sql  ~210k exons. This
                code is just looking for exons on chromosomes 1-30 and X<br>
                <br>
                select count(distinct stable_id) from exon e inner join
                exon_stable_id es using(exon_id) inner join seq_region
                sr using(seq_region_id) where sr.coord_system_id = 2 and
                <a moz-do-not-send="true" href="http://sr.name"
                  target="_blank">sr.name</a> REGEXP '^[1-9]|^X'  and
                e.is_current=1<br>
                <br>
                I get 8k just on chromosome 1<br>
                <br>
                I'm sure this is simple and perhaps its because its
                Friday afternoon but I'm just not seeing it!!<br>
                <br>
                _______________________________________________<br>
                Dev mailing list    <a moz-do-not-send="true"
                  href="mailto:Dev@ensembl.org" target="_blank">Dev@ensembl.org</a><br>
                List admin (including subscribe/unsubscribe): <a
                  moz-do-not-send="true"
                  href="http://lists.ensembl.org/mailman/listinfo/dev"
                  target="_blank">http://lists.ensembl.org/mailman/listinfo/dev</a><br>
                Ensembl Blog: <a moz-do-not-send="true"
                  href="http://www.ensembl.info/" target="_blank">http://www.ensembl.info/</a><br>
              </blockquote>
            </div>
            <br>
            <br clear="all">
            <br>
            -- <br>
            Bert Overduin, Ph.D.<br>
            Vertebrate Genomics Team<br>
            <br>
            EMBL - European Bioinformatics Institute<br>
            Wellcome Trust Genome Campus<br>
            Hinxton, Cambridge CB10 1SD<br>
            United Kingdom<br>
            <br>
            <a moz-do-not-send="true"
              href="http://www.ebi.ac.uk/%7Ebert" target="_blank">http://www.ebi.ac.uk/~bert</a>
            <div>
              <p style="margin-bottom: 0.0001pt;">
                <font face="Arial">
                </font></p>
              <p style="margin: 0.1pt 0in 0.0001pt;"><font face="Arial"><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;">Ensembl
                    browser: <a moz-do-not-send="true"
                      href="http://www.ensembl.org/" target="_blank"><span
                        style="color: blue;">http://www.ensembl.org</span></a></span><span
                    style="font-size: 10pt; font-family: Arial;"></span></font></p>
              <font face="Arial">
                <p style="margin: 0.1pt 0in 0.0001pt;"><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;">Mailing
                    lists: </span><span style="font-size: 10pt;
                    font-family: Arial; color: blue;"><a
                      moz-do-not-send="true"
                      href="http://www.ensembl.org/info/about/contact/mailing.html"
                      target="_blank"><span style="color: blue;">http://www.ensembl.org/info/about/contact/mailing.html</span></a></span><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;"></span></p>
                <p style="margin: 0.1pt 0in 0.0001pt;"><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;">Blog: </span><span style="font-size: 10pt;
                    font-family: Arial; color: blue;"><a
                      moz-do-not-send="true"
                      href="http://www.ensembl.info/" target="_blank"><span
                        style="color: blue;">http://www.ensembl.info</span></a></span><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;"></span></p>
                <p style="margin: 0.1pt 0in 0.0001pt;"><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;">YouTube: </span><span style="font-size:
                    10pt; font-family: Arial; color: rgb(0, 0, 153);"><a
                      moz-do-not-send="true"
                      href="http://www.youtube.com/user/EnsemblHelpdesk"
                      target="_blank"><span style="color: blue;">http://www.youtube.com/user/EnsemblHelpdesk</span></a></span><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;"><br>
                    Facebook: </span><span style="font-size: 10pt;
                    font-family: Arial; color: blue;"><a
                      moz-do-not-send="true"
                      href="http://www.facebook.com/Ensembl.org"
                      target="_blank"><span style="color: blue;">http://www.facebook.com/Ensembl.org</span></a></span><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;"><br>
                    Twitter: </span><span style="font-size: 10pt;
                    font-family: Arial; color: blue;"><a
                      moz-do-not-send="true"
                      href="http://twitter.com/Ensembl" target="_blank"><span
                        style="color: blue;">http://twitter.com/Ensembl</span></a> </span><span
                    style="font-size: 10pt; font-family: Arial; color:
                    black;"></span></p>
              </font><font size="2" face="Arial">
              </font>
            </div>
            <br>
          </div>
        </div>
      </div>
    </blockquote>
    <br>
  </body>
</html>