fix: frame total size include header for indices (#4754)

close #4752
pingcap · Apr 26, 2022 · 0e1a373 · 0e1a373
1 parent 5a0b5eb
commit 0e1a373
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/dbms/src/Storages/DeltaMerge/File/DMFilePackFilter.h b/dbms/src/Storages/DeltaMerge/File/DMFilePackFilter.h
@@ -254,7 +254,7 @@ class DMFilePackFilter
                                                                             dmfile->configuration->getChecksumFrameLength());
                 index_buf->seek(dmfile->colIndexOffset(file_name_base));
                 auto header_size = dmfile->configuration->getChecksumHeaderLength();
-                auto frame_total_size = dmfile->configuration->getChecksumFrameLength();
+                auto frame_total_size = dmfile->configuration->getChecksumFrameLength() + header_size;
                 auto frame_count = index_file_size / frame_total_size + (index_file_size % frame_total_size != 0);
                 return MinMaxIndex::read(*type, *index_buf, index_file_size - header_size * frame_count);
             }