diff options
Diffstat (limited to 'storage/innobase/include/read0read.h')
| -rw-r--r-- | storage/innobase/include/read0read.h | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/storage/innobase/include/read0read.h b/storage/innobase/include/read0read.h index 73ea66f4da2..6ea57fffcd2 100644 --- a/storage/innobase/include/read0read.h +++ b/storage/innobase/include/read0read.h @@ -1,6 +1,6 @@ /***************************************************************************** -Copyright (c) 1997, 2009, Innobase Oy. All Rights Reserved. +Copyright (c) 1997, 2009, Oracle and/or its affiliates. All Rights Reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software @@ -11,8 +11,8 @@ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with -this program; if not, write to the Free Software Foundation, Inc., 59 Temple -Place, Suite 330, Boston, MA 02111-1307 USA +this program; if not, write to the Free Software Foundation, Inc., +51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA *****************************************************************************/ @@ -52,18 +52,16 @@ must be closed with ..._close. @return own: read view struct */ UNIV_INTERN read_view_t* -read_view_oldest_copy_or_open_new( -/*==============================*/ - trx_id_t cr_trx_id, /*!< in: trx_id of creating - transaction, or 0 used in purge */ +read_view_purge_open( +/*=================*/ mem_heap_t* heap); /*!< in: memory heap from which allocated */ /*********************************************************************//** -Closes a read view. */ +Remove read view from the trx_sys->view_list. */ UNIV_INTERN void -read_view_close( -/*============*/ +read_view_remove( +/*=============*/ read_view_t* view); /*!< in: read view */ /*********************************************************************//** Closes a consistent read view for MySQL. This function is called at an SQL @@ -145,9 +143,9 @@ struct read_view_struct{ ulint n_trx_ids; /*!< Number of cells in the trx_ids array */ trx_id_t* trx_ids;/*!< Additional trx ids which the read should - not see: typically, these are the active - transactions at the time when the read is - serialized, except the reading transaction + not see: typically, these are the read-write + active transactions at the time when the read + is serialized, except the reading transaction itself; the trx ids in this array are in a descending order. These trx_ids should be between the "low" and "high" water marks, |