GROUP BY cp.id;
CREATE OR REPLACE VIEW extend_reporter.global_bibs_by_holding_update AS
+ SELECT DISTINCT ON (id) id, holding_update, update_type
+ FROM (SELECT b.id,
+ LAST(cp.create_date) AS holding_update,
+ 'add' AS update_type
+ FROM biblio.record_entry b
+ JOIN asset.call_number cn ON (cn.record = b.id)
+ JOIN asset.copy cp ON (cp.call_number = cn.id)
+ WHERE NOT cp.deleted
+ AND b.id > 0
+ GROUP BY b.id
+ UNION
+ SELECT b.id,
+ LAST(cp.edit_date) AS holding_update,
+ 'delete' AS update_type
+ FROM biblio.record_entry b
+ JOIN asset.call_number cn ON (cn.record = b.id)
+ JOIN asset.copy cp ON (cp.call_number = cn.id)
+ WHERE cp.deleted
+ AND b.id > 0
+ GROUP BY b.id)x
+ ORDER BY id, holding_update;
+
SELECT id, LAST(holding_update) AS holding_update, update_type
FROM (SELECT b.id,
LAST(cp.create_date) AS holding_update,