platoneko commented on code in PR #31215:
URL: https://github.com/apache/doris/pull/31215#discussion_r1508810111
##########
be/src/olap/compaction.cpp:
##########
@@ -846,4 +851,80 @@ void Compaction::_load_segment_to_cache() {
}
}
+void CloudCompactionMixin::build_basic_info() {
+ _output_version =
+ Version(_input_rowsets.front()->start_version(),
_input_rowsets.back()->end_version());
+
+ _newest_write_timestamp = _input_rowsets.back()->newest_write_timestamp();
+
+ std::vector<RowsetMetaSharedPtr> rowset_metas(_input_rowsets.size());
+ std::transform(_input_rowsets.begin(), _input_rowsets.end(),
rowset_metas.begin(),
+ [](const RowsetSharedPtr& rowset) { return
rowset->rowset_meta(); });
+ _cur_tablet_schema =
_tablet->tablet_schema_with_merged_max_schema_version(rowset_metas);
+}
+
+int64_t CloudCompactionMixin::get_compaction_permits() {
+ int64_t permits = 0;
+ for (auto&& rowset : _input_rowsets) {
+ permits += rowset->rowset_meta()->get_compaction_score();
+ }
+ return permits;
+}
+
+CloudCompactionMixin::CloudCompactionMixin(CloudStorageEngine& engine,
CloudTabletSPtr tablet,
+ const std::string& label)
+ : Compaction(tablet, label), _engine(engine) {}
+
+Status CloudCompactionMixin::execute_compact_impl(int64_t permits) {
+ OlapStopWatch watch;
+
+ build_basic_info();
+
+ LOG(INFO) << "start " << compaction_name() << ". tablet=" <<
_tablet->tablet_id()
+ << ", output_version=" << _output_version << ", permits: " <<
permits;
+
+ RETURN_IF_ERROR(merge_input_rowsets());
+
+
RETURN_IF_ERROR(_engine.meta_mgr().commit_rowset(*_output_rowset->rowset_meta().get(),
true));
+
+ // 4. modify rowsets in memory
+ RETURN_IF_ERROR(modify_rowsets());
+
+ return Status::OK();
+}
+
+Status CloudCompactionMixin::execute_compact() {
+ TEST_INJECTION_POINT("Compaction::do_compaction");
+ int64_t permits = get_compaction_permits();
+ Status st = execute_compact_impl(permits);
+ if (!st.ok()) {
+ garbage_collection();
+ return st;
+ }
+ _load_segment_to_cache();
+ return st;
+}
+
+Status CloudCompactionMixin::modify_rowsets() {
Review Comment:
Consider use pure virtual function
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