yiguolei commented on code in PR #66472:
URL: https://github.com/apache/doris/pull/66472#discussion_r3764298643
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be/src/storage/segment/segment.cpp:
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@@ -390,20 +386,17 @@ Status Segment::new_iterator(SchemaSPtr schema, const
StorageReadOptions& read_o
read_options.stats->total_segment_number++;
// trying to prune the current segment by segment-level zone map
for (const auto& entry : read_options.col_id_to_predicates) {
+ // col_id_to_predicates is keyed by read-schema ordinal.
int32_t column_id = entry.first;
- // schema change
- if (_tablet_schema->num_columns() <= column_id) {
- continue;
- }
- const TabletColumn& col =
read_options.tablet_schema->column(column_id);
+ const TabletColumn& col = *schema->column(column_id);
Review Comment:
这个如果在当前segment 中不存在这个column，怎么处理？
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