diff options
Diffstat (limited to 'sql/sql_class.h')
| -rw-r--r-- | sql/sql_class.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sql/sql_class.h b/sql/sql_class.h index 00a5c41f708..97c5bfa3c12 100644 --- a/sql/sql_class.h +++ b/sql/sql_class.h @@ -5580,10 +5580,16 @@ class select_union_recursive :public select_unit TABLE *first_rec_table_to_update; /* The temporary tables used for recursive table references */ List<TABLE> rec_tables; + /* + The count of how many times cleanup() was called with cleaned==false + for the unit specifying the recursive CTE for which this object was created + or for the unit specifying a CTE that mutually recursive with this CTE. + */ + uint cleanup_count; select_union_recursive(THD *thd_arg): select_unit(thd_arg), - incr_table(0), first_rec_table_to_update(0) {}; + incr_table(0), first_rec_table_to_update(0), cleanup_count(0) {}; int send_data(List<Item> &items); bool create_result_table(THD *thd, List<Item> *column_types, |