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27d45e4696
Update InnoDB to 5.6.14 Apply MySQL-5.6 hack for MySQL Bug#16434374 Move Aria-only HA_RTREE_INDEX from my_base.h to maria_def.h (breaks an assert in InnoDB) Fix InnoDB memory leak
125 lines
3.6 KiB
Text
125 lines
3.6 KiB
Text
/*****************************************************************************
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Copyright (c) 2010, 2013, Oracle and/or its affiliates. All Rights Reserved.
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
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*****************************************************************************/
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/******************************************************************//**
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@file include/dict0priv.ic
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Data dictionary system private include file
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Created Wed 13 Oct 2010 16:10:14 EST Sunny Bains
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***********************************************************************/
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#include "dict0dict.h"
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#include "dict0load.h"
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#include "dict0priv.h"
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#ifndef UNIV_HOTBACKUP
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/**********************************************************************//**
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Gets a table; loads it to the dictionary cache if necessary. A low-level
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function.
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@return table, NULL if not found */
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UNIV_INLINE
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dict_table_t*
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dict_table_get_low(
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/*===============*/
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const char* table_name) /*!< in: table name */
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{
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dict_table_t* table;
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ut_ad(table_name);
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ut_ad(mutex_own(&(dict_sys->mutex)));
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table = dict_table_check_if_in_cache_low(table_name);
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if (table && table->corrupted) {
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fprintf(stderr, "InnoDB: table");
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ut_print_name(stderr, NULL, TRUE, table->name);
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if (srv_load_corrupted) {
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fputs(" is corrupted, but"
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" innodb_force_load_corrupted is set\n", stderr);
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} else {
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fputs(" is corrupted\n", stderr);
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return(NULL);
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}
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}
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if (table == NULL) {
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table = dict_load_table(table_name, TRUE, DICT_ERR_IGNORE_NONE);
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}
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ut_ad(!table || table->cached);
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return(table);
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}
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/**********************************************************************//**
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Returns a table object based on table id.
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@return table, NULL if does not exist */
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UNIV_INLINE
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dict_table_t*
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dict_table_open_on_id_low(
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/*======================*/
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table_id_t table_id, /*!< in: table id */
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dict_err_ignore_t ignore_err) /*!< in: errors to ignore
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when loading the table */
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{
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dict_table_t* table;
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ulint fold;
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ut_ad(mutex_own(&(dict_sys->mutex)));
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/* Look for the table name in the hash table */
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fold = ut_fold_ull(table_id);
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HASH_SEARCH(id_hash, dict_sys->table_id_hash, fold,
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dict_table_t*, table, ut_ad(table->cached),
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table->id == table_id);
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if (table == NULL) {
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table = dict_load_table_on_id(table_id, ignore_err);
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}
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ut_ad(!table || table->cached);
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/* TODO: should get the type information from MySQL */
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return(table);
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}
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/**********************************************************************//**
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Checks if a table is in the dictionary cache.
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@return table, NULL if not found */
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UNIV_INLINE
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dict_table_t*
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dict_table_check_if_in_cache_low(
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/*=============================*/
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const char* table_name) /*!< in: table name */
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{
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dict_table_t* table;
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ulint table_fold;
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ut_ad(table_name);
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ut_ad(mutex_own(&(dict_sys->mutex)));
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/* Look for the table name in the hash table */
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table_fold = ut_fold_string(table_name);
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HASH_SEARCH(name_hash, dict_sys->table_hash, table_fold,
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dict_table_t*, table, ut_ad(table->cached),
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!strcmp(table->name, table_name));
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return(table);
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}
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#endif /*! UNIV_HOTBACKUP */
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