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[Bug] Fix doris pipeline shared scan and top n opt (#19599)

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This commit is contained in:
zclllyybb
2023-05-15 10:00:44 +08:00
committed by GitHub
parent 554b89183b
commit 92bf485abd
9 changed files with 102 additions and 5 deletions
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5
be/src/vec/olap/block_reader.cpp
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@ -98,7 +98,8 @@ Status BlockReader::_init_collect_iter(const ReaderParams& read_params) {
// check if rowsets are noneoverlapping
_is_rowsets_overlapping = _rowsets_overlapping(read_params.rs_readers);
_vcollect_iter.init(this, _is_rowsets_overlapping, read_params.read_orderby_key,
read_params.read_orderby_key_reverse);
read_params.read_orderby_key_reverse,
read_params.rs_readers_segment_offsets);
_reader_context.push_down_agg_type_opt = read_params.push_down_agg_type_opt;
std::vector<RowsetReaderSharedPtr> valid_rs_readers;
@ -108,12 +109,14 @@ Status BlockReader::_init_collect_iter(const ReaderParams& read_params) {
bool is_empty = read_params.rs_readers_segment_offsets.empty();
for (int i = 0; i < read_params.rs_readers.size(); ++i) {
auto& rs_reader = read_params.rs_readers[i];
// _vcollect_iter.topn_next() will init rs_reader by itself
if (!_vcollect_iter.use_topn_next()) {
RETURN_IF_ERROR(rs_reader->init(
&_reader_context,
is_empty ? std::pair {0, 0} : read_params.rs_readers_segment_offsets[i]));
}
Status res = _vcollect_iter.add_child(rs_reader);
if (!res.ok() && !res.is<END_OF_FILE>()) {
LOG(WARNING) << "failed to add child to iterator, err=" << res;