diff options
Diffstat (limited to 'sql/sql_class.h')
| -rw-r--r-- | sql/sql_class.h | 45 |
1 files changed, 37 insertions, 8 deletions
diff --git a/sql/sql_class.h b/sql/sql_class.h index d32fa0ed743..3b83558ebdb 100644 --- a/sql/sql_class.h +++ b/sql/sql_class.h @@ -464,8 +464,6 @@ public: void send_error(uint errcode,const char *err); bool send_eof(); }; - - class select_insert :public select_result { protected: TABLE *table; @@ -578,19 +576,50 @@ class Unique :public Sql_alloc public: ulong elements; - Unique(qsort_cmp2 comp_func, uint size, ulong max_in_memory_size_arg); + Unique(qsort_cmp2 comp_func, void * comp_func_fixed_arg, + uint size, ulong max_in_memory_size_arg); ~Unique(); inline bool Unique::unique_add(gptr ptr) { if (tree.elements_in_tree > max_elements && flush()) return 1; - return tree_insert(&tree,ptr,0); + return !tree_insert(&tree,ptr,0); } bool get(TABLE *table); - friend int unique_write_to_file(gptr key, Unique *unique, - element_count count); - friend int unique_write_to_ptrs(gptr key, Unique *unique, - element_count count); + friend int unique_write_to_file(gptr key, element_count count, Unique *unique); + friend int unique_write_to_ptrs(gptr key, element_count count, Unique *unique); }; + + class multi_delete : public select_result { + TABLE_LIST *delete_tables, *table_being_deleted; +#ifdef SINISAS_STRIP + IO_CACHE **tempfiles; + byte *memory_lane; +#else + Unique **tempfiles; +#endif + byte * dup_checking; + THD *thd; + ha_rows deleted; + int num_of_tables, error; + thr_lock_type lock_option; + bool do_delete; + public: + multi_delete(TABLE_LIST *dt, thr_lock_type o, uint n) + : delete_tables (dt), lock_option(o), deleted(0), num_of_tables(n), error(0) + { + thd = current_thd; do_delete = false; + } + ~multi_delete(); + int prepare(List<Item> &list); + bool send_fields(List<Item> &list, + uint flag) { return 0; } + bool send_data(List<Item> &items); + void send_error(uint errcode,const char *err); + int do_deletes (bool from_send_error); + bool send_eof(); + }; + + |