private void RemoveDocumentReference(global::Voron.Trees.IIterator iterator, Action afterDocumentReferenceRemove = null)
{
var documentReferencesByKey = tableStorage.DocumentReferences.GetIndex(Tables.DocumentReferences.Indices.ByKey);
var documentReferencesByRef = tableStorage.DocumentReferences.GetIndex(Tables.DocumentReferences.Indices.ByRef);
var documentReferencesByView = tableStorage.DocumentReferences.GetIndex(Tables.DocumentReferences.Indices.ByView);
var documentReferencesByViewAndKey = tableStorage.DocumentReferences.GetIndex(Tables.DocumentReferences.Indices.ByViewAndKey);
do
{
// TODO: Check if we can avoid the clone.
var id = iterator.CurrentKey.Clone();
ushort version;
var value = LoadStruct(tableStorage.DocumentReferences, id, writeBatch.Value, out version);
var reference = value.ReadString(DocumentReferencesFields.Reference);
var view = value.ReadInt(DocumentReferencesFields.IndexId).ToString(CultureInfo.InvariantCulture);
var key = value.ReadString(DocumentReferencesFields.Key);
var viewKey = CreateKey(view);
tableStorage.DocumentReferences.Delete(writeBatch.Value, id);
documentReferencesByKey.MultiDelete(writeBatch.Value, (Slice)CreateKey(key), id);
documentReferencesByRef.MultiDelete(writeBatch.Value, (Slice)CreateKey(reference), id);
documentReferencesByView.MultiDelete(writeBatch.Value, (Slice)viewKey, id);
documentReferencesByViewAndKey.MultiDelete(writeBatch.Value, (Slice)AppendToKey(viewKey, key), id);
if (afterDocumentReferenceRemove != null)
{
afterDocumentReferenceRemove();
}
}while (iterator.MoveNext());
}
private static string GetKeyFromCurrent(global::Voron.Trees.IIterator iterator)
{
string key;
using (var currentDataStream = iterator.CreateReaderForCurrent().AsStream())
{
var keyBytes = currentDataStream.ReadData();
key = Encoding.UTF8.GetString(keyBytes);
}
return(key);
}
