public IEnumerable <Triple> P(string p) { var ph = KeySegments.GetNamePKeyPredicate(_name, p); var startS = KeyConfig.ConcatBytes(ph, KeyConfig.ByteZero); var endS = KeyConfig.ConcatBytes(ph, KeyConfig.ByteOne); return(new RocksEnumerable(_db, startS, endS, (Iterator it) => { return it.Next(); })); }
public IEnumerable <Triple> P(string p, Triple c) { if (c == null) { return(P(p)); } var ph = KeySegments.GetNamePKeyPredicate(_name, p); var startS = KeyConfig.ConcatBytes(ph, KeyConfig.ByteZero); var endS = KeyConfig.ConcatBytes(ph, KeyConfig.ByteOne); var(_, pKey, _) = new KeySegments(_name, c).GetKeys(); var continuation = KeyConfig.ConcatBytes(pKey, KeyConfig.ByteOne); if (KeyConfig.ByteCompare(continuation, startS) < 0) { throw new InvalidOperationException("Invalid continuation token. Before range"); } else if (KeyConfig.ByteCompare(continuation, endS) > 0) { return(Enumerable.Empty <Triple>()); } return(new RocksEnumerable(_db, continuation, endS, (Iterator it) => { return it.Next(); })); }