public async Task CreateColumnSegment(VectorNode column, Stream vectorStream)
{
var time = Stopwatch.StartNew();
await _postingsWriter.Write(column);
var page = VectorNodeWriter.SerializeTree(column, _ixStream, vectorStream);
_ixStream.Flush();
_ixPageIndexWriter.Write(page.offset, page.length);
_ixPageIndexWriter.Flush();
var size = VectorNodeReader.Size(column);
this.Log("serialized column {0} in {1}. weight {2} depth {3} width {4} (avg depth {5})",
_keyId, time.Elapsed, column.Weight, size.depth, size.width, size.avgDepth);
}
public void Concat(VectorNode rootNode)
{
var offsets = new Dictionary <long, IList <long> >();
var all = VectorNodeReader.All(rootNode);
foreach (var node in all)
{
if (node.PostingsOffsets != null && node.PostingsOffsets.Count > 1)
{
offsets.Add(node.PostingsOffset, node.PostingsOffsets);
}
}
if (offsets.Count == 0)
{
return;
}
Concat(offsets);
}