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Merge tulin@bk-internal.mysql.com:/home/bk/mysql-5.0

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into dl145b.mysql.com:/home/ndbdev/tomas/mysql-5.1


configure.in:
  Auto merged
sql/field.cc:
  Auto merged
sql/item.cc:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/opt_range.cc:
  Auto merged
sql/slave.cc:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/table.cc:
  Auto merged
storage/innobase/btr/btr0cur.c:
  Auto merged
storage/innobase/buf/buf0buf.c:
  Auto merged
storage/innobase/include/rem0rec.h:
  Auto merged
storage/innobase/include/rem0rec.ic:
  Auto merged
storage/innobase/os/os0file.c:
  Auto merged
storage/innobase/page/page0page.c:
  Auto merged
storage/innobase/row/row0ins.c:
  Auto merged
storage/innobase/trx/trx0rec.c:
  Auto merged
storage/ndb/src/common/util/version.c:
  Auto merged
sql/sql_insert.cc:
  Auto merged
This commit is contained in:
unknown
2005-06-22 19:07:29 +02:00
parent c18223b6a6 d12119689f
commit ee090956a8
43 changed files with 169 additions and 164 deletions
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20
sql/sql_class.h
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@ -662,7 +662,6 @@ public:
itself to the list on creation (see Item::Item() for details))
*/
Item *free_list;
MEM_ROOT main_mem_root;
MEM_ROOT *mem_root; // Pointer to current memroot
#ifndef DBUG_OFF
bool backup_arena;
@ -681,21 +680,14 @@ public:
STATEMENT, PREPARED_STATEMENT, STORED_PROCEDURE
};
Query_arena(MEM_ROOT *mem_root_arg, enum enum_state state_arg) :
free_list(0), mem_root(mem_root_arg), state(state_arg)
{}
/*
This constructor is used only when Query_arena is created as
backup storage for another instance of Query_arena.
*/
Query_arena() {};
/*
Create arena for already constructed THD using its variables as
parameters for memory root initialization.
*/
Query_arena(THD *thd);
/*
Create arena and optionally init memory root with minimal values.
Particularly used if Query_arena is part of Statement.
*/
Query_arena(bool init_mem_root);
virtual Type type() const;
virtual ~Query_arena() {};
@ -709,6 +701,7 @@ public:
{ return state == PREPARED || state == EXECUTED; }
inline bool is_conventional() const
{ return state == CONVENTIONAL_EXECUTION; }
inline gptr alloc(unsigned int size) { return alloc_root(mem_root,size); }
inline gptr calloc(unsigned int size)
{
@ -758,7 +751,8 @@ class Statement: public Query_arena
Statement(const Statement &rhs); /* not implemented: */
Statement &operator=(const Statement &rhs); /* non-copyable */
public:
/* FIXME: must be private */
/* FIXME: these must be protected */
MEM_ROOT main_mem_root;
LEX main_lex;
/*
@ -1396,7 +1390,7 @@ public:
already changed to use this arena.
*/
if (!current_arena->is_conventional() &&
mem_root != &current_arena->main_mem_root)
mem_root != current_arena->mem_root)
{
set_n_backup_item_arena(current_arena, backup);
return current_arena;