public void DeleteIndex(string name)
{
using (IndexDefinitionStorage.TryRemoveIndexContext())
{
var instance = IndexDefinitionStorage.GetIndexDefinition(name);
if (instance == null)
{
return;
}
// Set up a flag to signal that this is something we're doing
TransactionalStorage.Batch(actions => actions.Lists.Set("Raven/Indexes/PendingDeletion", instance.IndexId.ToString(CultureInfo.InvariantCulture), (RavenJObject.FromObject(new
{
TimeOfOriginalDeletion = SystemTime.UtcNow,
instance.IndexId,
IndexName = instance.Name
})), UuidType.Tasks));
// Delete the main record synchronously
IndexDefinitionStorage.RemoveIndex(name);
Database.IndexStorage.DeleteIndex(instance.IndexId);
WorkContext.ClearErrorsFor(name);
// And delete the data in the background
StartDeletingIndexDataAsync(instance.IndexId, name);
// We raise the notification now because as far as we're concerned it is done *now*
TransactionalStorage.ExecuteImmediatelyOrRegisterForSynchronization(() => Database.Notifications.RaiseNotifications(new IndexChangeNotification
{
Name = name,
Type = IndexChangeTypes.IndexRemoved,
}));
}
}
internal void DeleteIndex(IndexDefinition instance, bool removeByNameMapping = true,
bool clearErrors = true, bool removeIndexReplaceDocument = true, bool isSideBySideReplacement = false)
{
using (IndexDefinitionStorage.TryRemoveIndexContext())
{
if (instance == null)
{
return;
}
// Set up a flag to signal that this is something we're doing
TransactionalStorage.Batch(actions => actions.Lists.Set("Raven/Indexes/PendingDeletion", instance.IndexId.ToString(CultureInfo.InvariantCulture), (RavenJObject.FromObject(new
{
TimeOfOriginalDeletion = SystemTime.UtcNow,
instance.IndexId,
IndexName = instance.Name,
instance.IndexVersion
})), UuidType.Tasks));
// Delete the main record synchronously
IndexDefinitionStorage.RemoveIndex(instance.IndexId, removeByNameMapping);
Database.IndexStorage.DeleteIndex(instance.IndexId);
if (clearErrors)
{
WorkContext.ClearErrorsFor(instance.Name);
}
var isSideBySide = instance.IsSideBySideIndex ||
instance.Name.StartsWith(Constants.SideBySideIndexNamePrefix, StringComparison.OrdinalIgnoreCase);
if (removeIndexReplaceDocument && isSideBySide)
{
Database.Documents.Delete(Constants.IndexReplacePrefix + instance.Name, null, null);
}
Database.IndexStorage.DeleteSuggestionsData(instance.Name);
//remove the header information in a sync process
TransactionalStorage.Batch(actions => actions.Indexing.PrepareIndexForDeletion(instance.IndexId));
//and delete the data in the background
Database.Maintenance.StartDeletingIndexDataAsync(instance.IndexId, instance.Name);
var indexChangeType = isSideBySideReplacement ? IndexChangeTypes.SideBySideReplace : IndexChangeTypes.IndexRemoved;
// We raise the notification now because as far as we're concerned it is done *now*
TransactionalStorage.ExecuteImmediatelyOrRegisterForSynchronization(() =>
Database.Notifications.RaiseNotifications(new IndexChangeNotification
{
Name = instance.Name,
Type = indexChangeType,
Version = instance.IndexVersion
})
);
}
}