diff options
Diffstat (limited to 'sql')
| -rw-r--r-- | sql/sql_class.cc | 9 | ||||
| -rw-r--r-- | sql/sql_derived.cc | 53 | ||||
| -rw-r--r-- | sql/table.cc | 3 | ||||
| -rw-r--r-- | sql/table.h | 6 |
4 files changed, 64 insertions, 7 deletions
diff --git a/sql/sql_class.cc b/sql/sql_class.cc index a1727b5a2fa..c8eb8ed3128 100644 --- a/sql/sql_class.cc +++ b/sql/sql_class.cc @@ -2609,6 +2609,8 @@ void THD::nocheck_register_item_tree_change(Item **place, Item *old_value, MEM_ROOT *runtime_memroot) { Item_change_record *change; + DBUG_ENTER("THD::nocheck_register_item_tree_change"); + DBUG_PRINT("enter", ("Register %p <- %p", old_value, (*place))); /* Now we use one node per change, which adds some memory overhead, but still is rather fast as we use alloc_root for allocations. @@ -2621,12 +2623,13 @@ void THD::nocheck_register_item_tree_change(Item **place, Item *old_value, OOM, thd->fatal_error() is called by the error handler of the memroot. Just return. */ - return; + DBUG_VOID_RETURN; } change= new (change_mem) Item_change_record; change->place= place; change->old_value= old_value; change_list.append(change); + DBUG_VOID_RETURN; } /** @@ -2667,7 +2670,11 @@ void THD::rollback_item_tree_changes() DBUG_ENTER("rollback_item_tree_changes"); while ((change= it++)) + { + DBUG_PRINT("info", ("revert %p -> %p", + change->old_value, (*change->place))); *change->place= change->old_value; + } /* We can forget about changes memory: it's allocated in runtime memroot */ change_list.empty(); DBUG_VOID_RETURN; diff --git a/sql/sql_derived.cc b/sql/sql_derived.cc index 746913b0154..3e84536673a 100644 --- a/sql/sql_derived.cc +++ b/sql/sql_derived.cc @@ -364,6 +364,9 @@ bool mysql_derived_merge(THD *thd, LEX *lex, TABLE_LIST *derived) SELECT_LEX *parent_lex= derived->select_lex; Query_arena *arena, backup; DBUG_ENTER("mysql_derived_merge"); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (derived->alias ? derived->alias : "<NULL>"), + derived->get_unit())); if (derived->merged) DBUG_RETURN(FALSE); @@ -510,7 +513,9 @@ unconditional_materialization: bool mysql_derived_merge_for_insert(THD *thd, LEX *lex, TABLE_LIST *derived) { DBUG_ENTER("mysql_derived_merge_for_insert"); - DBUG_PRINT("enter", ("derived: %p", derived)); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (derived->alias ? derived->alias : "<NULL>"), + derived->get_unit())); DBUG_PRINT("info", ("merged_for_insert: %d is_materialized_derived: %d " "is_multitable: %d single_table_updatable: %d " "merge_underlying_list: %d", @@ -566,7 +571,9 @@ bool mysql_derived_init(THD *thd, LEX *lex, TABLE_LIST *derived) { SELECT_LEX_UNIT *unit= derived->get_unit(); DBUG_ENTER("mysql_derived_init"); - DBUG_PRINT("enter", ("derived: %p", derived)); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (derived->alias ? derived->alias : "<NULL>"), + derived->get_unit())); // Skip already prepared views/DT if (!unit || unit->prepared) @@ -642,8 +649,9 @@ bool mysql_derived_prepare(THD *thd, LEX *lex, TABLE_LIST *derived) SELECT_LEX_UNIT *unit= derived->get_unit(); DBUG_ENTER("mysql_derived_prepare"); bool res= FALSE; - DBUG_PRINT("enter", ("unit: %p table_list: %p Alias '%s'", - unit, derived, derived->alias)); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (derived->alias ? derived->alias : "<NULL>"), + unit)); if (!unit) DBUG_RETURN(FALSE); @@ -875,6 +883,9 @@ bool mysql_derived_optimize(THD *thd, LEX *lex, TABLE_LIST *derived) bool res= FALSE; DBUG_ENTER("mysql_derived_optimize"); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (derived->alias ? derived->alias : "<NULL>"), + derived->get_unit())); if (unit->optimized) DBUG_RETURN(FALSE); @@ -940,6 +951,9 @@ err: bool mysql_derived_create(THD *thd, LEX *lex, TABLE_LIST *derived) { DBUG_ENTER("mysql_derived_create"); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (derived->alias ? derived->alias : "<NULL>"), + derived->get_unit())); TABLE *table= derived->table; SELECT_LEX_UNIT *unit= derived->get_unit(); @@ -1033,10 +1047,14 @@ bool TABLE_LIST::fill_recursive(THD *thd) bool mysql_derived_fill(THD *thd, LEX *lex, TABLE_LIST *derived) { - DBUG_ENTER("mysql_derived_fill"); + Field_iterator_table field_iterator; SELECT_LEX_UNIT *unit= derived->get_unit(); bool derived_is_recursive= derived->is_recursive_with_table(); bool res= FALSE; + DBUG_ENTER("mysql_derived_fill"); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (derived->alias ? derived->alias : "<NULL>"), + derived->get_unit())); if (unit->executed && !unit->uncacheable && !unit->describe && !derived_is_recursive) @@ -1091,8 +1109,28 @@ bool mysql_derived_fill(THD *thd, LEX *lex, TABLE_LIST *derived) if (derived_result->flush()) res= TRUE; unit->executed= TRUE; + + if (derived->field_translation) + { + /* reset translation table to materialized table */ + field_iterator.set_table(derived->table); + for (uint i= 0; + !field_iterator.end_of_fields(); + field_iterator.next(), i= i + 1) + { + Item *item; + + if (!(item= field_iterator.create_item(thd))) + { + res= TRUE; + break; + } + thd->change_item_tree(&derived->field_translation[i].item, item); + } + } } - if (res || (!lex->describe && !derived_is_recursive)) + + if (res || (!lex->describe && !derived_is_recursive)) unit->cleanup(); lex->current_select= save_current_select; @@ -1120,6 +1158,9 @@ bool mysql_derived_fill(THD *thd, LEX *lex, TABLE_LIST *derived) bool mysql_derived_reinit(THD *thd, LEX *lex, TABLE_LIST *derived) { DBUG_ENTER("mysql_derived_reinit"); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (derived->alias ? derived->alias : "<NULL>"), + derived->get_unit())); st_select_lex_unit *unit= derived->get_unit(); derived->merged_for_insert= FALSE; diff --git a/sql/table.cc b/sql/table.cc index 00debaec84e..ff8f590b1a6 100644 --- a/sql/table.cc +++ b/sql/table.cc @@ -4607,6 +4607,9 @@ bool TABLE_LIST::create_field_translation(THD *thd) Query_arena *arena, backup; bool res= FALSE; DBUG_ENTER("TABLE_LIST::create_field_translation"); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (alias ? alias : "<NULL>"), + get_unit())); if (thd->stmt_arena->is_conventional() || thd->stmt_arena->is_stmt_prepare_or_first_sp_execute()) diff --git a/sql/table.h b/sql/table.h index 7e3f94a60ff..f77f9fcf9ec 100644 --- a/sql/table.h +++ b/sql/table.h @@ -2316,6 +2316,9 @@ struct TABLE_LIST inline void set_merged_derived() { DBUG_ENTER("set_merged_derived"); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (alias ? alias : "<NULL>"), + get_unit())); derived_type= ((derived_type & DTYPE_MASK) | DTYPE_TABLE | DTYPE_MERGE); set_check_merged(); @@ -2328,6 +2331,9 @@ struct TABLE_LIST void set_materialized_derived() { DBUG_ENTER("set_materialized_derived"); + DBUG_PRINT("enter", ("Alias: '%s' Unit: %p", + (alias ? alias : "<NULL>"), + get_unit())); derived_type= ((derived_type & (derived ? DTYPE_MASK : DTYPE_VIEW)) | DTYPE_TABLE | DTYPE_MATERIALIZE); set_check_materialized(); |