Input Array does not match ?: SELECT LEAST(a.last_modified, i.last_modified) AS last_modified,
a.article_id AS article_id,
j.journal_id AS journal_id,
s.section_id AS section_id,
i.issue_id,
NULL AS tombstone_id,
NULL AS set_spec,
NULL AS oai_identifier
FROM
published_articles pa
JOIN articles a ON (a.article_id = pa.article_id)
JOIN issues i ON (i.issue_id = pa.issue_id)
JOIN sections s ON (s.section_id = a.section_id)
JOIN journals j ON (j.journal_id = a.journal_id)
WHERE i.published = 1 AND j.enabled = 1 AND a.status <> 4
UNION
SELECT dot.date_deleted AS last_modified,
dot.data_object_id AS article_id,
tsoj.assoc_id AS assoc_id,
tsos.assoc_id AS section_id,
NULL AS issue_id,
dot.tombstone_id,
dot.set_spec,
dot.oai_identifier
FROM data_object_tombstones dot
JOIN data_object_tombstone_oai_set_objects tsoj ON (tsoj.tombstone_id = dot.tombstone_id AND tsoj.assoc_type = 256 AND tsoj.assoc_id = 'fts')
JOIN data_object_tombstone_oai_set_objects tsos ON (tsos.tombstone_id = dot.tombstone_id AND tsos.assoc_type = 259 AND tsos.assoc_id =