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delete operation does not support limit. limit on select and delete afterwards

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Athou
2013-09-18 09:24:31 +02:00
parent 305b68546c
commit 407481faa6
2 changed files with 21 additions and 10 deletions
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16
src/main/java/com/commafeed/backend/dao/FeedEntryStatusDAO.java
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@@ -290,11 +290,17 @@ public class FeedEntryStatusDAO extends GenericDAO<FeedEntryStatus> {
setTimeout(query, applicationSettingsService.get().getQueryTimeout());
}
public int deleteOldStatuses(Date olderThan, int limit) {
Query query = em.createNamedQuery("Statuses.deleteOld");
query.setParameter("date", olderThan);
query.setMaxResults(limit);
return query.executeUpdate();
public List<FeedEntryStatus> getOldStatuses(Date olderThan, int limit) {
CriteriaQuery<FeedEntryStatus> query = builder.createQuery(getType());
Root<FeedEntryStatus> root = query.from(getType());
Predicate p1 = builder.lessThan(root.get(FeedEntryStatus_.entryInserted), olderThan);
Predicate p2 = builder.isFalse(root.get(FeedEntryStatus_.starred));
query.where(p1, p2);
TypedQuery<FeedEntryStatus> q = em.createQuery(query);
q.setMaxResults(limit);
return q.getResultList();
}
}