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fetch only ids to improve performance during cleanup

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Athou
2023-06-30 08:54:05 +02:00
parent 82cf0e154a
commit 922346bef6
5 changed files with 24 additions and 22 deletions
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22
commafeed-server/src/main/java/com/commafeed/backend/service/DatabaseCleaningService.java
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@@ -34,15 +34,15 @@ public class DatabaseCleaningService {
private final FeedEntryContentDAO feedEntryContentDAO;
private final FeedEntryStatusDAO feedEntryStatusDAO;
public long cleanFeedsWithoutSubscriptions() {
public void cleanFeedsWithoutSubscriptions() {
log.info("cleaning feeds without subscriptions");
long total = 0;
int deleted = 0;
int deleted;
long entriesTotal = 0;
do {
List<Feed> feeds = unitOfWork.call(() -> feedDAO.findWithoutSubscriptions(1));
for (Feed feed : feeds) {
int entriesDeleted = 0;
long entriesDeleted;
do {
entriesDeleted = unitOfWork.call(() -> feedEntryDAO.delete(feed.getId(), BATCH_SIZE));
entriesTotal += entriesDeleted;
@@ -54,23 +54,21 @@ public class DatabaseCleaningService {
log.info("removed {} feeds without subscriptions", total);
} while (deleted != 0);
log.info("cleanup done: {} feeds without subscriptions deleted", total);
return total;
}
public long cleanContentsWithoutEntries() {
public void cleanContentsWithoutEntries() {
log.info("cleaning contents without entries");
long total = 0;
int deleted = 0;
long deleted;
do {
deleted = unitOfWork.call(() -> feedEntryContentDAO.deleteWithoutEntries(BATCH_SIZE));
total += deleted;
log.info("removed {} contents without entries", total);
} while (deleted != 0);
log.info("cleanup done: {} contents without entries deleted", total);
return total;
}
public long cleanEntriesForFeedsExceedingCapacity(final int maxFeedCapacity) {
public void cleanEntriesForFeedsExceedingCapacity(final int maxFeedCapacity) {
long total = 0;
while (true) {
List<FeedCapacity> feeds = unitOfWork.call(() -> feedEntryDAO.findFeedsExceedingCapacity(maxFeedCapacity, BATCH_SIZE));
@@ -90,19 +88,17 @@ public class DatabaseCleaningService {
}
}
log.info("cleanup done: {} entries for feeds exceeding capacity deleted", total);
return total;
}
public long cleanStatusesOlderThan(final Date olderThan) {
public void cleanStatusesOlderThan(final Date olderThan) {
log.info("cleaning old read statuses");
long total = 0;
int deleted = 0;
long deleted;
do {
deleted = unitOfWork.call(() -> feedEntryStatusDAO.delete(feedEntryStatusDAO.getOldStatuses(olderThan, BATCH_SIZE)));
deleted = unitOfWork.call(() -> feedEntryStatusDAO.deleteOldStatuses(olderThan, BATCH_SIZE));
total += deleted;
log.info("removed {} old read statuses", total);
} while (deleted != 0);
log.info("cleanup done: {} old read statuses deleted", total);
return total;
}
}