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Bug 407286 ? ExpireItems(EXPIRATION_COUNT_PER_RUN) takes about 700ms (down from 8 seconds) but could be faster? (r=dietrich, a=beltzner)

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This commit is contained in:
dietrich@mozilla.com 2007-12-14 11:02:23 -08:00
parent adc27d3c76
commit 15809a6cab
1 changed files with 12 additions and 13 deletions
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25
toolkit/components/places/src/nsNavHistoryExpire.cpp
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@ -554,15 +554,15 @@ nsNavHistoryExpire::EraseHistory(mozIStorageConnection* aConnection,
return NS_OK;
return aConnection->ExecuteSimpleSQL(
NS_LITERAL_CSTRING("DELETE FROM moz_places WHERE id IN( ") +
deletedPlaceIds +
NS_LITERAL_CSTRING(") AND id IN( "
"SELECT h.id FROM moz_places h "
"WHERE (SELECT id from moz_historyvisits WHERE place_id=h.id) IS NULL "
") AND id NOT IN( "
"SELECT DISTINCT place_id FROM moz_annos WHERE expiration = ") +
NS_LITERAL_CSTRING("DELETE FROM moz_places WHERE id IN( "
"SELECT h.id "
"FROM moz_places h "
"LEFT OUTER JOIN moz_historyvisits v ON v.place_id = h.id "
"LEFT OUTER JOIN moz_annos a ON a.place_id = h.id "
"WHERE h.id IN(") + deletedPlaceIds +
NS_LITERAL_CSTRING(") AND v.place_id IS NULL AND (a.expiration <> ") +
nsPrintfCString("%d", nsIAnnotationService::EXPIRE_NEVER) +
NS_LITERAL_CSTRING(")"));
NS_LITERAL_CSTRING(" OR a.expiration IS NULL))"));
}
@ -589,12 +589,11 @@ nsNavHistoryExpire::EraseFavicons(mozIStorageConnection* aConnection,
// delete only if id is not referenced in moz_places
return aConnection->ExecuteSimpleSQL(
NS_LITERAL_CSTRING("DELETE FROM moz_favicons WHERE id IN (") +
deletedFaviconIds +
NS_LITERAL_CSTRING(") AND id IN "
"(SELECT f.id FROM moz_favicons f "
NS_LITERAL_CSTRING("DELETE FROM moz_favicons WHERE id IN ( "
"SELECT f.id FROM moz_favicons f "
"LEFT OUTER JOIN moz_places h ON f.id = h.favicon_id "
"WHERE h.favicon_id IS NULL)"));
"WHERE f.id IN (") + deletedFaviconIds +
NS_LITERAL_CSTRING(") AND h.favicon_id IS NULL)"));
}