diff options
Diffstat (limited to 'sql/sql_cte.h')
| -rw-r--r-- | sql/sql_cte.h | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/sql/sql_cte.h b/sql/sql_cte.h index bda62271649..03c697bf746 100644 --- a/sql/sql_cte.h +++ b/sql/sql_cte.h @@ -292,8 +292,7 @@ private: */ With_clause *next_with_clause; /* Set to true if dependencies between with elements have been checked */ - bool dependencies_are_checked; - + bool dependencies_are_checked; /* The bitmap of all recursive with elements whose specifications are not complied with restrictions imposed by the SQL standards @@ -317,9 +316,8 @@ public: bool with_recursive; With_clause(bool recursive_fl, With_clause *emb_with_clause) - : owner(NULL), - embedding_with_clause(emb_with_clause), next_with_clause(NULL), - dependencies_are_checked(false), unrestricted(0), + : owner(NULL), embedding_with_clause(emb_with_clause), + next_with_clause(NULL), dependencies_are_checked(false), unrestricted(0), with_prepared_anchor(0), cleaned(0), stabilized(0), with_recursive(recursive_fl) { } @@ -333,8 +331,12 @@ public: last_next= &this->next_with_clause; } + st_select_lex_unit *get_owner() { return owner; } + void set_owner(st_select_lex_unit *unit) { owner= unit; } + void attach_to(st_select_lex *select_lex); + With_clause *pop() { return embedding_with_clause; } bool check_dependencies(); @@ -367,7 +369,6 @@ bool With_element::is_unrestricted() } inline - bool With_element::is_with_prepared_anchor() { return owner->with_prepared_anchor & get_elem_map(); @@ -449,11 +450,14 @@ void With_element::prepare_for_next_iteration() inline -void st_select_lex_unit::set_with_clause(With_clause *with_cl) -{ - with_clause= with_cl; - if (with_clause) - with_clause->set_owner(this); +void With_clause::attach_to(st_select_lex *select_lex) +{ + for (With_element *with_elem= with_list.first; + with_elem; + with_elem= with_elem->next) + { + select_lex->register_unit(with_elem->spec, NULL); + } } |