Revise qual selectivity

2024-02-10 00:37:43 +00:00
parent 52a07dedb4
commit f2645d2551
2 changed files with 4 additions and 2 deletions
--- a/src/sql/optimizer/ob_sel_estimator.cpp
+++ b/src/sql/optimizer/ob_sel_estimator.cpp
@ -1725,7 +1725,7 @@ int ObBoolOpSelEstimator::get_sel(const OptTableMetas &table_metas,
      } else {
        // not op.
        // if can calculate null_sel, sel = 1.0 - null_sel - op_sel
-        selectivity = 1.0 - null_sel - tmp_selectivity;
+        selectivity = ObOptSelectivity::revise_between_0_1(1.0 - null_sel - tmp_selectivity);
      }
    } else {
      // for other condition, it's is too hard to consider null_sel, so ignore it.