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Diffstat (limited to 'storage/innodb_plugin/include/dict0load.h')
| -rw-r--r-- | storage/innodb_plugin/include/dict0load.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/storage/innodb_plugin/include/dict0load.h b/storage/innodb_plugin/include/dict0load.h new file mode 100644 index 00000000000..60b8c1fb632 --- /dev/null +++ b/storage/innodb_plugin/include/dict0load.h @@ -0,0 +1,115 @@ +/***************************************************************************** + +Copyright (c) 1996, 2009, Innobase Oy. 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., 59 Temple +Place, Suite 330, Boston, MA 02111-1307 USA + +*****************************************************************************/ + +/**************************************************//** +@file include/dict0load.h +Loads to the memory cache database object definitions +from dictionary tables + +Created 4/24/1996 Heikki Tuuri +*******************************************************/ + +#ifndef dict0load_h +#define dict0load_h + +#include "univ.i" +#include "dict0types.h" +#include "ut0byte.h" +#include "mem0mem.h" + +/********************************************************************//** +In a crash recovery we already have all the tablespace objects created. +This function compares the space id information in the InnoDB data dictionary +to what we already read with fil_load_single_table_tablespaces(). + +In a normal startup, we create the tablespace objects for every table in +InnoDB's data dictionary, if the corresponding .ibd file exists. +We also scan the biggest space id, and store it to fil_system. */ +UNIV_INTERN +void +dict_check_tablespaces_and_store_max_id( +/*====================================*/ + ibool in_crash_recovery); /*!< in: are we doing a crash recovery */ +/********************************************************************//** +Finds the first table name in the given database. +@return own: table name, NULL if does not exist; the caller must free +the memory in the string! */ +UNIV_INTERN +char* +dict_get_first_table_name_in_db( +/*============================*/ + const char* name); /*!< in: database name which ends to '/' */ +/********************************************************************//** +Loads a table definition and also all its index definitions, and also +the cluster definition if the table is a member in a cluster. Also loads +all foreign key constraints where the foreign key is in the table or where +a foreign key references columns in this table. +@return table, NULL if does not exist; if the table is stored in an +.ibd file, but the file does not exist, then we set the +ibd_file_missing flag TRUE in the table object we return */ +UNIV_INTERN +dict_table_t* +dict_load_table( +/*============*/ + const char* name); /*!< in: table name in the + databasename/tablename format */ +/***********************************************************************//** +Loads a table object based on the table id. +@return table; NULL if table does not exist */ +UNIV_INTERN +dict_table_t* +dict_load_table_on_id( +/*==================*/ + dulint table_id); /*!< in: table id */ +/********************************************************************//** +This function is called when the database is booted. +Loads system table index definitions except for the clustered index which +is added to the dictionary cache at booting before calling this function. */ +UNIV_INTERN +void +dict_load_sys_table( +/*================*/ + dict_table_t* table); /*!< in: system table */ +/***********************************************************************//** +Loads foreign key constraints where the table is either the foreign key +holder or where the table is referenced by a foreign key. Adds these +constraints to the data dictionary. Note that we know that the dictionary +cache already contains all constraints where the other relevant table is +already in the dictionary cache. +@return DB_SUCCESS or error code */ +UNIV_INTERN +ulint +dict_load_foreigns( +/*===============*/ + const char* table_name, /*!< in: table name */ + ibool check_charsets);/*!< in: TRUE=check charsets + compatibility */ +/********************************************************************//** +Prints to the standard output information on all tables found in the data +dictionary system table. */ +UNIV_INTERN +void +dict_print(void); +/*============*/ + + +#ifndef UNIV_NONINL +#include "dict0load.ic" +#endif + +#endif |