zhannngchen commented on code in PR #11057:
URL: https://github.com/apache/doris/pull/11057#discussion_r928913088
##########
be/src/olap/rowset/segment_v2/segment_iterator.cpp:
##########
@@ -444,6 +458,36 @@ Status SegmentIterator::_lookup_ordinal(const RowCursor&
key, bool is_include, r
return Status::OK();
}
+Status SegmentIterator::_lookup_ordinal_from_pk_index(const RowCursor& key,
bool is_include,
+ rowid_t* rowid) {
+ DCHECK(_segment->_tablet_schema.keys_type() == UNIQUE_KEYS);
+ const PrimaryKeyIndexReader* pk_index_reader =
_segment->get_primary_key_index();
+ DCHECK(pk_index_reader != nullptr);
+
+ std::string index_key;
+ encode_key_with_padding<RowCursor, true, true>(
+ &index_key, key, _segment->_tablet_schema.num_key_columns(),
is_include);
+ bool exact_match = false;
+
+ std::unique_ptr<segment_v2::IndexedColumnIterator> index_iterator;
+ RETURN_IF_ERROR(pk_index_reader->new_iterator(&index_iterator));
+
+ Status status = index_iterator->seek_at_or_after(&index_key, &exact_match);
+ if (UNLIKELY(!status.ok())) {
+ *rowid = num_rows();
+ if (status.is_not_found()) {
+ return Status::OK();
+ }
+ return status;
+ }
+ *rowid = index_iterator->get_current_ordinal();
+
+ if (exact_match && !is_include) {
Review Comment:
Add some comment here.
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