update

be/src/common/config.cpp

@@ -1426,6 +1426,10 @@ DEFINE_mInt32(check_tablet_delete_bitmap_interval_seconds, "300");
 DEFINE_mInt32(check_tablet_delete_bitmap_score_top_n, "10");
 DEFINE_mBool(enable_check_tablet_delete_bitmap_score, "true");
 
+// whether to prune rows with delete sign = 1 in base compaction
+// ATTN: this config is only for test
+DEFINE_mBool(prune_delete_sign_when_base_compaction, "false");
+
 // clang-format off
 #ifdef BE_TEST
 // test s3

be/src/common/config.h

@@ -1512,6 +1512,10 @@ DECLARE_mInt32(check_tablet_delete_bitmap_interval_seconds);
 DECLARE_mInt32(check_tablet_delete_bitmap_score_top_n);
 DECLARE_mBool(enable_check_tablet_delete_bitmap_score);
 
+// whether to prune rows with delete sign = 1 in base compaction
+// ATTN: this config is only for test
+DECLARE_mBool(prune_delete_sign_when_base_compaction);
+
 #ifdef BE_TEST
 // test s3
 DECLARE_String(test_s3_resource);

be/src/olap/tablet_reader.cpp

@@ -657,7 +657,8 @@ Status TabletReader::_init_delete_condition(const ReaderParams& read_params) {
     // Delete sign could not be applied when delete on cumu compaction is enabled, bucause it is meant for delete with predicates.
     // If delete design is applied on cumu compaction, it will lose effect when doing base compaction.
     // `_delete_sign_available` indicates the condition where we could apply delete signs to data.
-    _delete_sign_available = (read_params.reader_type == ReaderType::READER_BASE_COMPACTION ||
+    _delete_sign_available = ((read_params.reader_type == ReaderType::READER_BASE_COMPACTION &&
+                               config::prune_delete_sign_when_base_compaction) ||
                               read_params.reader_type == ReaderType::READER_COLD_DATA_COMPACTION ||
                               read_params.reader_type == ReaderType::READER_CHECKSUM);