zhannngchen commented on code in PR #22782:
URL: https://github.com/apache/doris/pull/22782#discussion_r1292939180
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be/src/olap/rowset/segment_v2/segment_writer.cpp:
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@@ -388,10 +391,17 @@ Status
SegmentWriter::append_block_with_partial_content(const vectorized::Block*
// locate rows in base data
int64_t num_rows_filtered = 0;
- for (size_t pos = row_pos; pos < row_pos + num_rows; pos++) {
- std::string key = _full_encode_keys(key_columns, pos);
+ for (size_t block_pos = row_pos; block_pos < row_pos + num_rows;
block_pos++) {
+ // block segment
+ // 2 -> 0
+ // 3 -> 1
+ // 4 -> 2
+ // 5 -> 3
+ // here row_pos = 2, num_rows = 4.
+ size_t delta_pos = block_pos - row_pos;
+ std::string key = _full_encode_keys(key_columns, block_pos);
Review Comment:
should use `delta_pos`?
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