Method Open

contrib/pax_storage/src/cpp/storage/orc/orc_reader.cc:164–182

}

void OrcReader::Open(const ReaderOptions &options) {
  // Must not open twice.
  Assert(is_closed_);
  if (options.reused_buffer) {
    CBDB_CHECK(options.reused_buffer->IsMemTakeOver(),
               cbdb::CException::ExType::kExTypeLogicError,
               "Invalid memory owner in resued buffer");
    options.reused_buffer->BrushBackAll();
    format_reader_.SetReusedBuffer(options.reused_buffer);
  }

  filter_ = options.filter;

  format_reader_.Open();
  is_closed_ = false;

  // only referenced, owner by caller who constructed ReadOptions
  visibility_bitmap_ = options.visibility_bitmap;
}

void OrcReader::ResetCurrentReading() {
  working_group_ = nullptr;