D-Net

            log.info("Query started..." + timestamp1);

            //st = connection.prepareStatement("SELECT DISTINCT roid.id FROM public.result_oids roid, public.downloads_stats s WHERE s.result_id=roid.id AND roid.orid=? UNION SELECT DISTINCT roid.id FROM public.result_oids roid, public.views_stats s WHERE s.result_id=roid.id AND roid.orid=?");

            st.setString(1, oid);

            rs = st.executeQuery();

            log.info("Query started..." + timestamp1);

            //st = connection.prepareStatement("SELECT DISTINCT poid.id FROM public.result_pids poid, public.downloads_stats s WHERE s.result_id=poid.id AND poid.type='doi' AND poid.pid=? UNION SELECT DISTINCT poid.id FROM public.result_pids poid, public.views_stats s WHERE s.result_id=poid.id AND poid.type='doi' AND poid.pid=?");

            st.setString(1, doi);

            rs = st.executeQuery();

            if (repositoryIdentifier.equals("")) {

                if (itemDataType.equals("")) {

                    //st = connection.prepareStatement("SELECT res.repository_id, r.title, r.publisher, r.source, rc.type, pids.pid, d.name, res.ddate, oids.orid, res.downloads, res.views FROM (SELECT coalesce(ds.repository_id, vs.repository_id) AS repository_id, coalesce(ds.result_id, vs.result_id) AS result_id, coalesce(ds.date, vs.date) AS ddate, coalesce(ds.sum, 0) AS downloads, coalesce(vs.sum,0) AS views FROM (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.downloads_stats s WHERE s.date>=? AND s.date<=? AND s.result_id=? GROUP BY s.repository_id, s.result_id, s.date) AS ds FULL OUTER JOIN (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.views_stats s WHERE s.date>=? AND s.date<=? AND s.result_id=? GROUP BY s.repository_id, s.result_id, s.date) AS vs ON ds.result_id=vs.result_id AND ds.date=vs.date) AS res JOIN public.result r ON res.result_id=r.id JOIN public.datasource d ON d.id=res.repository_id JOIN public.result_classifications rc ON rc.id=r.id LEFT JOIN (SELECT pids.id, string_agg(pids.pid, '#!#') AS pid FROM public.result_pids pids WHERE pids.id=? AND type='doi' GROUP BY pids.id) AS pids ON pids.id=r.id LEFT JOIN (SELECT oids.id, string_agg(oids.orid, '#!#') AS orid FROM public.result_oids oids WHERE oids.id=? GROUP BY oids.id) AS oids ON oids.id=r.id ORDER BY res.repository_id, res.ddate;");

                    st.setString(1, beginDateStr);

                    st.setString(2, endDateStr);

                    st.setString(3, openaire);

                    //st.setString(4, beginDateStr);

                    //st.setString(5, endDateStr);

                    //st.setString(6, openaire);

                } else {

                    //st = connection.prepareStatement("SELECT res.repository_id, r.title, r.publisher, r.source, rc.type, pids.pid, d.name, res.ddate, oids.orid, res.downloads, res.views FROM (SELECT coalesce(ds.repository_id, vs.repository_id) AS repository_id, coalesce(ds.result_id, vs.result_id) AS result_id, coalesce(ds.date, vs.date) AS ddate, coalesce(ds.sum, 0) AS downloads, coalesce(vs.sum,0) AS views FROM (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.downloads_stats s WHERE s.date>=? AND s.date<=? AND s.result_id=? GROUP BY s.repository_id, s.result_id, s.date) AS ds FULL OUTER JOIN (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.views_stats s WHERE s.date>=? AND s.date<=? AND s.result_id=? GROUP BY s.repository_id, s.result_id, s.date) AS vs ON ds.result_id=vs.result_id AND ds.date=vs.date) AS res JOIN public.result r ON res.result_id=r.id JOIN public.datasource d ON d.id=res.repository_id JOIN public.result_classifications rc ON rc.id=r.id AND rc.type=? LEFT JOIN (SELECT pids.id, string_agg(pids.pid, '#!#') AS pid FROM public.result_pids pids WHERE pids.id=? AND type='doi' GROUP BY pids.id) AS pids ON pids.id=r.id LEFT JOIN (SELECT oids.id, string_agg(oids.orid, '#!#') AS orid FROM public.result_oids oids WHERE oids.id=? GROUP BY oids.id) AS oids ON oids.id=r.id ORDER BY res.repository_id, res.ddate;");

                    st.setString(1, beginDateStr);

                    st.setString(2, endDateStr);

                    st.setString(3, openaire);

                    //st.setString(5, endDateStr);

                    //st.setString(6, openaire);

                    st.setString(4, itemDataType);

                }

            } else {

                if (itemDataType.equals("")) {

                    //st = connection.prepareStatement("SELECT res.repository_id, r.title, r.publisher, r.source, rc.type, pids.pid, d.name, res.ddate, oids.orid, res.downloads, res.views FROM (SELECT coalesce(ds.repository_id, vs.repository_id) AS repository_id, coalesce(ds.result_id, vs.result_id) AS result_id, coalesce(ds.date, vs.date) AS ddate, coalesce(ds.sum, 0) AS downloads, coalesce(vs.sum,0) AS views FROM (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.downloads_stats s WHERE s.date>=? AND s.date<=? AND s.result_id=? AND s.repository_id=? GROUP BY s.repository_id, s.result_id, s.date) AS ds FULL OUTER JOIN (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.views_stats s WHERE s.date>=? AND s.date<=? AND s.result_id=? AND s.repository_id=? GROUP BY s.repository_id, s.result_id, s.date) AS vs ON ds.result_id=vs.result_id AND ds.date=vs.date) AS res JOIN public.result r ON res.result_id=r.id JOIN public.datasource d ON d.id=res.repository_id JOIN public.result_classifications rc ON rc.id=r.id LEFT JOIN (SELECT pids.id, string_agg(pids.pid, '#!#') AS pid FROM public.result_pids pids WHERE pids.id=? AND type='doi' GROUP BY pids.id) AS pids ON pids.id=r.id LEFT JOIN (SELECT oids.id, string_agg(oids.orid, '#!#') AS orid FROM public.result_oids oids WHERE oids.id=? GROUP BY oids.id) AS oids ON oids.id=r.id ORDER BY res.repository_id, res.ddate;");

                    st.setString(1, beginDateStr);

                    st.setString(2, endDateStr);

                    st.setString(3, openaire);

                    //st.setString(6, endDateStr);

                    //st.setString(7, openaire);

                    //st.setString(8, repositoryIdentifier);

                } else {

                    //st = connection.prepareStatement("SELECT res.repository_id, r.title, r.publisher, r.source, rc.type, pids.pid, d.name, res.ddate, oids.orid, res.downloads, res.views FROM (SELECT coalesce(ds.repository_id, vs.repository_id) AS repository_id, coalesce(ds.result_id, vs.result_id) AS result_id, coalesce(ds.date, vs.date) AS ddate, coalesce(ds.sum, 0) AS downloads, coalesce(vs.sum,0) AS views FROM (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.downloads_stats s WHERE s.date>=? AND s.date<=? AND s.result_id=? AND s.repository_id=? GROUP BY s.repository_id, s.result_id, s.date) AS ds FULL OUTER JOIN (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.views_stats s WHERE s.date>=? AND s.date<=? AND s.result_id=? AND s.repository_id=? GROUP BY s.repository_id, s.result_id, s.date) AS vs ON ds.result_id=vs.result_id AND ds.date=vs.date) AS res JOIN public.result r ON res.result_id=r.id JOIN public.datasource d ON d.id=res.repository_id JOIN public.result_classifications rc ON rc.id=r.id AND rc.type=? LEFT JOIN (SELECT pids.id, string_agg(pids.pid, '#!#') AS pid FROM public.result_pids pids WHERE pids.id=? AND type='doi' GROUP BY pids.id) AS pids ON pids.id=r.id LEFT JOIN (SELECT oids.id, string_agg(oids.orid, '#!#') AS orid FROM public.result_oids oids WHERE oids.id=? GROUP BY oids.id) AS oids ON oids.id=r.id ORDER BY res.repository_id, res.ddate;");

                    st.setString(1, beginDateStr);

                    st.setString(2, endDateStr);

                    st.setString(3, openaire);

                    //st.setString(7, openaire);

                    //st.setString(8, repositoryIdentifier);

                    st.setString(5, itemDataType);

                }

            }

            log.info("Query started..." + timestamp1);

            if (itemDataType.equals("")) {

                //st = connection.prepareStatement("SELECT res.result_id, r.title, r.publisher, r.source, rc.type, pids.pid, d.name, res.ddate, oids.orid, res.downloads, res.views FROM (SELECT coalesce(ds.repository_id, vs.repository_id) AS repository_id, coalesce(ds.result_id, vs.result_id) AS result_id, coalesce(ds.date, vs.date) AS ddate, coalesce(ds.sum, 0) AS downloads, coalesce(vs.sum,0) AS views FROM (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.downloads_stats s WHERE s.date>=? AND s.date<=? AND s.repository_id=? GROUP BY s.repository_id, s.result_id, s.date) AS ds FULL OUTER JOIN (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.views_stats s WHERE s.date>=? AND s.date<=? AND s.repository_id=? GROUP BY s.repository_id, s.result_id, s.date) AS vs ON ds.result_id=vs.result_id AND ds.date=vs.date) AS res JOIN public.result r ON res.result_id=r.id JOIN public.datasource d ON d.id=res.repository_id JOIN public.result_classifications rc ON rc.id=r.id LEFT JOIN (SELECT pids.id, string_agg(pids.pid, '#!#') AS pid FROM public.result_pids pids, public.result_datasources rd WHERE rd.id=pids.id AND type='doi' AND rd.datasource=? GROUP BY pids.id) AS pids ON pids.id=r.id LEFT JOIN (SELECT oids.id, string_agg(oids.orid, '#!#') AS orid FROM public.result_oids oids, public.result_datasources rd WHERE rd.id=oids.id AND rd.datasource=? GROUP BY oids.id) AS oids ON oids.id=r.id ORDER BY res.result_id, res.ddate;");

                st.setString(1, beginDateStr);

                st.setString(2, endDateStr);

                st.setString(3, repositoryIdentifier);

                //st.setString(4, beginDateStr);

                //st.setString(5, endDateStr);

                //st.setString(6, repositoryIdentifier);

            } else {

                //st = connection.prepareStatement("SELECT res.result_id, r.title, r.publisher, r.source, rc.type, pids.pid, d.name, res.ddate, oids.orid, res.downloads, res.views FROM (SELECT coalesce(ds.repository_id, vs.repository_id) AS repository_id, coalesce(ds.result_id, vs.result_id) AS result_id, coalesce(ds.date, vs.date) AS ddate, coalesce(ds.sum, 0) AS downloads, coalesce(vs.sum,0) AS views FROM (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.downloads_stats s WHERE s.date>=? AND s.date<=? AND s.repository_id=? GROUP BY s.repository_id, s.result_id, s.date) AS ds FULL OUTER JOIN (SELECT s.repository_id, s.result_id, s.date, sum(s.count) FROM public.views_stats s WHERE s.date>=? AND s.date<=? AND s.repository_id=? GROUP BY s.repository_id, s.result_id, s.date) AS vs ON ds.result_id=vs.result_id AND ds.date=vs.date) AS res JOIN public.result r ON res.result_id=r.id JOIN public.datasource d ON d.id=res.repository_id JOIN public.result_classifications rc ON rc.id=r.id LEFT JOIN (SELECT pids.id, string_agg(pids.pid, '#!#') AS pid FROM public.result_pids pids, result_datasources rd WHERE rd.id=pids.id AND type='doi' AND rd.datasource=? GROUP BY pids.id) AS pids ON pids.id=r.id LEFT JOIN (SELECT oids.id, string_agg(oids.orid, '#!#') AS orid FROM public.result_oids oids, public.result_datasources rd WHERE rd.id=oids.id AND rd.datasource=? GROUP BY oids.id) AS oids ON oids.id=r.id WHERE rc.type=? ORDER BY res.result_id, res.ddate;");

                //st = connection.prepareStatement("SELECT res.result_id, r.title, r.publisher, r.source, rc.type, pids.pid, d.name, res.date, oids.orid, res.downloads, res.views FROM (SELECT us.repository_id, us.result_id, us.date, sum(us.downloads) as downloads, sum(us.views) as views FROM public.usage_stats us WHERE us.date>=? AND us.date<=? AND us.repository_id=? GROUP BY us.repository_id, us.result_id, us.date) AS res JOIN public.result r ON res.result_id=r.id JOIN public.datasource d ON d.id=res.repository_id JOIN public.result_classifications rc ON rc.id=r.id LEFT JOIN (SELECT pids.id, string_agg(pids.pid, '#!#') AS pid FROM public.result_pids pids, result_datasources rd WHERE rd.id=pids.id AND type='doi' AND rd.datasource=? GROUP BY pids.id) AS pids ON pids.id=r.id LEFT JOIN (SELECT oids.id, string_agg(oids.orid, '#!#') AS orid FROM public.result_oids oids, public.result_datasources rd WHERE rd.id=oids.id AND rd.datasource=? GROUP BY oids.id) AS oids ON oids.id=r.id WHERE rc.type=? ORDER BY res.result_id, res.date;");

                st.setString(1, beginDateStr);

                st.setString(2, endDateStr);

                //st.setString(4, beginDateStr);

                //st.setString(5, endDateStr);

                //st.setString(6, repositoryIdentifier);

            }

            //log.error("IR STATEMENT:   " + st);