postgresql7.1 select p.pres_title, p.page_signature, p.copyright_notice, p.public_p, p.show_modified_p from cr_wp_presentations p, cr_items i where i.item_id = :pres_item_id and i.live_revision = p.presentation_id select name as audience from cr_revisions, cr_items where cr_items.content_type = 'cr_wp_presentation_aud' and cr_items.parent_id = :pres_item_id and cr_revisions.revision_id = cr_items.live_revision select name as background from cr_revisions r, cr_items i where i.content_type = 'cr_wp_presentation_back' and i.parent_id = :pres_item_id and r.revision_id = i.live_revision