my$sth=$db->prepare("SELECT dbprimary_acc, stable_id FROM object_xref o INNER JOIN xref x on o.xref_id = x.xref_id INNER JOIN external_db e on e.external_db_id =x.external_db_id INNER JOIN transcript_stable_id on ensembl_id = transcript_id WHERE db_name in ('RefSeq_dna', 'RefSeq_dna_predicted') GROUP BY dbprimary_acc, stable_id");
$sth->execute();
printSTDOUT"Writing out nucleotide links for database $dbname\n";
$sth=$db->prepare("SELECT dbprimary_acc, stable_id FROM object_xref o INNER JOIN xref x on o.xref_id = x.xref_id INNER JOIN external_db e on e.external_db_id =x.external_db_id INNER JOIN translation_stable_id on ensembl_id = translation_id WHERE db_name in ('RefSeq_peptide', 'RefSeq_peptide_predicted') group by dbprimary_acc, stable_id");
$sth->execute();
printSTDOUT"Writing out protein links for database $dbname\n";