|
private static ItemKeyFromIndex ( byte[]>.KeyValuePair |
||
| indexPair | byte[]>.KeyValuePair | |
| indexKeyLen | int | |
| return | byte[] | |
public void CleanIndex(string indexName)
{
KeyValueStore indexStore = GetSecondaryIndex(indexName);
var allValueStoreItems = new HashSet <ByteArray>(this.Enumerate().Select(item => new ByteArray(item.Key)));
foreach (var indexItem in indexStore.Enumerate())
{
byte[] itemKey = KeyValueStore.ItemKeyFromIndex(indexItem);
if (!allValueStoreItems.Contains(new ByteArray(itemKey)))
{
indexStore.Delete(indexItem.Key);
}
}
}
public void RemoveIndexRangeForValue(string indexName, byte[] startAt, byte[] value)
{
KeyValueStore indexStore = GetSecondaryIndex(indexName);
var pairs = indexStore.EnumerateFromKey(startAt);
foreach (var pair in pairs)
{
var itemKey = KeyValueStore.ItemKeyFromIndex(pair);
if (ByteArray.CompareMemCmp(itemKey, value) == 0)
{
indexStore.Delete(pair.Key);
}
if (ByteArray.CompareMemCmp(startAt, 0, pair.Key, 0, startAt.Length) == 0)
{
continue;
}
break;
}
}