[FEAT MERGE][CP]optimizer stats enhancement

Co-authored-by: 2149 <260391947@qq.com>
2023-12-12 10:17:50 +00:00
parent 688e4b36f5
commit 618ab67eb0
92 changed files with 7450 additions and 3026 deletions
--- a/src/sql/engine/aggregate/ob_aggregate_processor.h
+++ b/src/sql/engine/aggregate/ob_aggregate_processor.h
@ -989,6 +989,12 @@ private:
                                      ObDatum &datum,
                                      int32_t *origin_str_len = NULL);

+  int check_rows_prefix_str_equal_for_hybrid_hist(const ObChunkDatumStore::LastStoredRow &prev_row,
+                                                  const ObChunkDatumStore::StoredRow &cur_row,
+                                                  const ObAggrInfo &aggr_info,
+                                                  const ObObjMeta &obj_meta,
+                                                  bool &is_equal);
+
  OB_INLINE void clear_op_evaluated_flag()
  {
    if (OB_NOT_NULL(op_eval_infos_)) {