diff options
Diffstat (limited to 'sql/sql_class.h')
| -rw-r--r-- | sql/sql_class.h | 69 |
1 files changed, 37 insertions, 32 deletions
diff --git a/sql/sql_class.h b/sql/sql_class.h index 28d60c03c06..6167a86b057 100644 --- a/sql/sql_class.h +++ b/sql/sql_class.h @@ -183,6 +183,8 @@ struct system_variables { ulonglong myisam_max_extra_sort_file_size; ulonglong myisam_max_sort_file_size; + ulonglong max_heap_table_size; + ulonglong tmp_table_size; ha_rows select_limit; ha_rows max_join_size; ulong auto_increment_increment, auto_increment_offset; @@ -191,7 +193,6 @@ struct system_variables ulong long_query_time; ulong max_allowed_packet; ulong max_error_count; - ulong max_heap_table_size; ulong max_length_for_sort_data; ulong max_sort_length; ulong max_tmp_tables; @@ -215,7 +216,6 @@ struct system_variables ulong div_precincrement; ulong sortbuff_size; handlerton *table_type; - ulong tmp_table_size; ulong tx_isolation; ulong completion_type; /* Determines which non-standard SQL behaviour should be enabled */ @@ -337,12 +337,17 @@ typedef struct system_status_var ulong com_stmt_reset; ulong com_stmt_close; + /* + Status variables which it does not make sense to add to + global status variable counter + */ double last_query_cost; } STATUS_VAR; /* - This is used for 'show status'. It must be updated to the last ulong - variable in system_status_var + This is used for 'SHOW STATUS'. It must be updated to the last ulong + variable in system_status_var which is makes sens to add to the global + counter */ #define last_system_status_var com_stmt_close @@ -420,6 +425,12 @@ public: { return strdup_root(mem_root,str); } inline char *strmake(const char *str, uint size) { return strmake_root(mem_root,str,size); } + inline bool LEX_STRING_make(LEX_STRING *lex_str, const char *str, uint size) + { + return ((lex_str->str= + strmake_root(mem_root, str, (lex_str->length= size)))) == 0; + } + inline char *memdup(const char *str, uint size) { return memdup_root(mem_root,str,size); } inline char *memdup_w_gap(const char *str, uint size, uint gap) @@ -833,6 +844,12 @@ public: struct st_mysql_data **data_tail; void clear_data_list(); struct st_mysql_data *alloc_new_dataset(); + /* + In embedded server it points to the statement that is processed + in the current query. We store some results directly in statement + fields then. + */ + struct st_mysql_stmt *current_stmt; #endif NET net; // client connection descriptor MEM_ROOT warn_root; // For warnings and errors @@ -925,8 +942,6 @@ public: #ifndef MYSQL_CLIENT int binlog_setup_trx_data(); -#ifdef HAVE_ROW_BASED_REPLICATION - /* Public interface to write RBR events to the binlog */ @@ -982,7 +997,6 @@ public: uint get_binlog_table_maps() const { return binlog_table_maps; } -#endif /* HAVE_ROW_BASED_REPLICATION */ #endif /* MYSQL_CLIENT */ #ifndef MYSQL_CLIENT @@ -1021,9 +1035,7 @@ public: XID xid; // transaction identifier enum xa_states xa_state; // used by external XA only XID_STATE xid_state; -#ifdef HAVE_ROW_BASED_REPLICATION Rows_log_event *m_pending_rows_event; -#endif /* Tables changed in transaction (that must be invalidated in query cache). @@ -1451,10 +1463,12 @@ public: #ifndef EMBEDDED_LIBRARY inline void clear_error() { + DBUG_ENTER("clear_error"); net.last_error[0]= 0; net.last_errno= 0; net.report_error= 0; query_error= 0; + DBUG_VOID_RETURN; } inline bool vio_ok() const { return net.vio != 0; } #else @@ -1528,7 +1542,6 @@ public: void restore_active_arena(Query_arena *set, Query_arena *backup); inline void set_current_stmt_binlog_row_based_if_mixed() { -#ifdef HAVE_ROW_BASED_REPLICATION /* If in a stored/function trigger, the caller should already have done the change. We test in_sub_stmt to prevent introducing bugs where people @@ -1541,23 +1554,17 @@ public: if ((variables.binlog_format == BINLOG_FORMAT_MIXED) && (in_sub_stmt == 0)) current_stmt_binlog_row_based= TRUE; -#endif } inline void set_current_stmt_binlog_row_based() { -#ifdef HAVE_ROW_BASED_REPLICATION current_stmt_binlog_row_based= TRUE; -#endif } inline void clear_current_stmt_binlog_row_based() { -#ifdef HAVE_ROW_BASED_REPLICATION current_stmt_binlog_row_based= FALSE; -#endif } inline void reset_current_stmt_binlog_row_based() { -#ifdef HAVE_ROW_BASED_REPLICATION /* If there are temporary tables, don't reset back to statement-based. Indeed it could be that: @@ -1572,15 +1579,15 @@ public: or trigger is decided when it starts executing, depending for example on the caller (for a stored function: if caller is SELECT or INSERT/UPDATE/DELETE...). + + Don't reset binlog format for NDB binlog injector thread. */ - if ((temporary_tables == NULL) && (in_sub_stmt == 0)) + if ((temporary_tables == NULL) && (in_sub_stmt == 0) && + (system_thread != SYSTEM_THREAD_NDBCLUSTER_BINLOG)) { current_stmt_binlog_row_based= test(variables.binlog_format == BINLOG_FORMAT_ROW); } -#else - current_stmt_binlog_row_based= FALSE; -#endif } /* @@ -1620,8 +1627,7 @@ public: return TRUE; } *p_db= strmake(db, db_length); - if (p_db_length) - *p_db_length= db_length; + *p_db_length= db_length; return FALSE; } }; @@ -2041,7 +2047,8 @@ class user_var_entry class Unique :public Sql_alloc { DYNAMIC_ARRAY file_ptrs; - ulong max_elements, max_in_memory_size; + ulong max_elements; + ulonglong max_in_memory_size; IO_CACHE file; TREE tree; byte *record_pointers; @@ -2051,13 +2058,13 @@ class Unique :public Sql_alloc public: ulong elements; Unique(qsort_cmp2 comp_func, void *comp_func_fixed_arg, - uint size_arg, ulong max_in_memory_size_arg); + uint size_arg, ulonglong max_in_memory_size_arg); ~Unique(); ulong elements_in_tree() { return tree.elements_in_tree; } inline bool unique_add(void *ptr) { DBUG_ENTER("unique_add"); - DBUG_PRINT("info", ("tree %u - %u", tree.elements_in_tree, max_elements)); + DBUG_PRINT("info", ("tree %u - %lu", tree.elements_in_tree, max_elements)); if (tree.elements_in_tree > max_elements && flush()) DBUG_RETURN(1); DBUG_RETURN(!tree_insert(&tree, ptr, 0, tree.custom_arg)); @@ -2065,13 +2072,13 @@ public: bool get(TABLE *table); static double get_use_cost(uint *buffer, uint nkeys, uint key_size, - ulong max_in_memory_size); + ulonglong max_in_memory_size); inline static int get_cost_calc_buff_size(ulong nkeys, uint key_size, - ulong max_in_memory_size) + ulonglong max_in_memory_size) { - register ulong max_elems_in_tree= + register ulonglong max_elems_in_tree= (1 + max_in_memory_size / ALIGN_SIZE(sizeof(TREE_ELEMENT)+key_size)); - return sizeof(uint)*(1 + nkeys/max_elems_in_tree); + return (int) (sizeof(uint)*(1 + nkeys/max_elems_in_tree)); } void reset(); @@ -2162,9 +2169,7 @@ class select_dumpvar :public select_result_interceptor { ha_rows row_count; public: List<my_var> var_list; - List<Item_func_set_user_var> vars; - List<Item_splocal> local_vars; - select_dumpvar(void) { var_list.empty(); local_vars.empty(); vars.empty(); row_count=0;} + select_dumpvar() { var_list.empty(); row_count= 0;} ~select_dumpvar() {} int prepare(List<Item> &list, SELECT_LEX_UNIT *u); bool send_data(List<Item> &items); |