yiguolei commented on code in PR #51143:
URL: https://github.com/apache/doris/pull/51143#discussion_r2106413496
##########
be/src/olap/rowset/segment_v2/segment.cpp:
##########
@@ -699,6 +699,84 @@ Status Segment::_create_column_readers(const
SegmentFooterPB& footer) {
return Status::OK();
}
+std::map<uint32_t, std::unique_ptr<Segment::ParsedZoneMap>>
Segment::get_zone_maps() {
+ std::map<uint32_t, std::unique_ptr<ParsedZoneMap>> zone_maps;
+ const auto& schema_columns = _tablet_schema->columns();
+ const auto pb_columns_count = _footer_pb->columns().size();
+ if (pb_columns_count <= 0) {
+ return {};
+ }
+
+ const auto columns_count =
+ std::min(schema_columns.size(),
static_cast<size_t>(pb_columns_count));
+
+ if (columns_count >= 100) {
+ return {};
+ }
+
+ for (uint32_t ordinal = 0; ordinal != columns_count; ++ordinal) {
Review Comment:
size_t ordinal ?
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