ALTER TABLE genbank.trna_db_xref ADD FOREIGN KEY (id) REFERENCES genbank.trna(id) ON DELETE CASCADE;
ALTER TABLE genbank.trna_evidence ADD FOREIGN KEY (id) REFERENCES genbank.trna(id) ON DELETE CASCADE;
ALTER TABLE genbank.trna_exons ADD FOREIGN KEY (id) REFERENCES genbank.trna(id) ON DELETE CASCADE;
ALTER TABLE genbank.trna_function ADD FOREIGN KEY (id) REFERENCES genbank.trna(id) ON DELETE CASCADE;
ALTER TABLE genbank.trna_introns ADD FOREIGN KEY (id) REFERENCES genbank.trna(id) ON DELETE CASCADE;
ALTER TABLE genbank.trna_locus_tag ADD FOREIGN KEY (id) REFERENCES genbank.trna(id) ON DELETE CASCADE;
ALTER TABLE genbank.trna_names ADD FOREIGN KEY (id) REFERENCES genbank.trna(id) ON DELETE CASCADE;
ALTER TABLE genbank.trna_note ADD FOREIGN KEY (id) REFERENCES genbank.trna(id) ON DELETE CASCADE;
