eldenmoon commented on code in PR #26749:
URL: https://github.com/apache/doris/pull/26749#discussion_r1393695979
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be/src/olap/rowset/segment_v2/segment_iterator.cpp:
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@@ -1632,19 +1685,35 @@ void SegmentIterator::_init_current_block(
for (size_t i = 0; i < _schema->num_column_ids(); i++) {
auto cid = _schema->column_id(i);
auto column_desc = _schema->column(cid);
- // the column in block must clear() here to insert new data
- if (_is_pred_column[cid] ||
- i >= block->columns()) { //todo(wb) maybe we can release it after
output block
- current_columns[cid]->clear();
- } else { // non-predicate column
- current_columns[cid] =
std::move(*block->get_by_position(i).column).mutate();
-
- if (column_desc->type() == FieldType::OLAP_FIELD_TYPE_DATE) {
- current_columns[cid]->set_date_type();
- } else if (column_desc->type() ==
FieldType::OLAP_FIELD_TYPE_DATETIME) {
- current_columns[cid]->set_datetime_type();
- }
+ if (!_is_pred_column[cid] &&
+ !_segment->same_with_storage_type(
Review Comment:
Add CHECK in `same_with_storage_type` to make sure continue in variant case
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