diff options
Diffstat (limited to 'sql')
| -rw-r--r-- | sql/opt_subselect.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sql/opt_subselect.cc b/sql/opt_subselect.cc index ae0c1e4f0a5..147bf2631a6 100644 --- a/sql/opt_subselect.cc +++ b/sql/opt_subselect.cc @@ -3691,7 +3691,7 @@ bool JOIN::choose_subquery_plan(table_map join_tables) double outer_lookup_keys; /* Cost and row count of the unmodified subquery. */ double inner_read_time_1, inner_record_count_1; - /* Cost and row count of the subquery with injected IN-EXISTS predicates. */ + /* Cost of the subquery with injected IN-EXISTS predicates. */ double inner_read_time_2; /* The cost to compute IN via materialization. */ double materialize_strategy_cost; @@ -3756,7 +3756,7 @@ bool JOIN::choose_subquery_plan(table_map join_tables) if (reopt_result == REOPT_ERROR) return TRUE; - /* inner_read_time_2 above is a dummy, get the correct total join cost. */ + /* Get the cost of the modified IN-EXISTS plan. */ inner_read_time_2= inner_join->best_read; } |