mariadb/include/dict0types.h
Sergei Golubchik eeb7091e14 5.6.15
2014-02-26 19:23:04 +01:00

90 lines
3.1 KiB
C

/*****************************************************************************
Copyright (c) 1996, 2013, 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
Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful, but WITHOUT
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.,
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
*****************************************************************************/
/**************************************************//**
@file include/dict0types.h
Data dictionary global types
Created 1/8/1996 Heikki Tuuri
*******************************************************/
#ifndef dict0types_h
#define dict0types_h
struct dict_sys_t;
struct dict_col_t;
struct dict_field_t;
struct dict_index_t;
struct dict_table_t;
struct dict_foreign_t;
struct ind_node_t;
struct tab_node_t;
/* Space id and page no where the dictionary header resides */
#define DICT_HDR_SPACE 0 /* the SYSTEM tablespace */
#define DICT_HDR_PAGE_NO FSP_DICT_HDR_PAGE_NO
/* The ibuf table and indexes's ID are assigned as the number
DICT_IBUF_ID_MIN plus the space id */
#define DICT_IBUF_ID_MIN 0xFFFFFFFF00000000ULL
typedef ib_id_t table_id_t;
typedef ib_id_t index_id_t;
/** Error to ignore when we load table dictionary into memory. However,
the table and index will be marked as "corrupted", and caller will
be responsible to deal with corrupted table or index.
Note: please define the IGNORE_ERR_* as bits, so their value can
be or-ed together */
enum dict_err_ignore_t {
DICT_ERR_IGNORE_NONE = 0, /*!< no error to ignore */
DICT_ERR_IGNORE_INDEX_ROOT = 1, /*!< ignore error if index root
page is FIL_NULL or incorrect value */
DICT_ERR_IGNORE_CORRUPT = 2, /*!< skip corrupted indexes */
DICT_ERR_IGNORE_FK_NOKEY = 4, /*!< ignore error if any foreign
key is missing */
DICT_ERR_IGNORE_RECOVER_LOCK = 8,
/*!< Used when recovering table locks
for resurrected transactions.
Silently load a missing
tablespace, and do not load
incomplete index definitions. */
DICT_ERR_IGNORE_ALL = 0xFFFF /*!< ignore all errors */
};
/** Quiescing states for flushing tables to disk. */
enum ib_quiesce_t {
QUIESCE_NONE,
QUIESCE_START, /*!< Initialise, prepare to start */
QUIESCE_COMPLETE /*!< All done */
};
/** Prefix for tmp tables, adopted from sql/table.h */
#define tmp_file_prefix "#sql"
#define tmp_file_prefix_length 4
#define TEMP_TABLE_PREFIX "#sql"
#define TEMP_TABLE_PATH_PREFIX "/" TEMP_TABLE_PREFIX
#if defined UNIV_DEBUG || defined UNIV_IBUF_DEBUG
/** Flag to control insert buffer debugging. */
extern uint ibuf_debug;
#endif /* UNIV_DEBUG || UNIV_IBUF_DEBUG */
#endif