71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
/* Copyright (c) 2010, 2019, 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, version 2.0,
|
|
as published by the Free Software Foundation.
|
|
|
|
This program is also distributed with certain software (including
|
|
but not limited to OpenSSL) that is licensed under separate terms,
|
|
as designated in a particular file or component or in included license
|
|
documentation. The authors of MySQL hereby grant you an additional
|
|
permission to link the program and your derivative works with the
|
|
separately licensed software that they have included with MySQL.
|
|
|
|
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, version 2.0, 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 St, Fifth Floor, Boston, MA 02110-1301 USA */
|
|
#ifndef RPL_INFO_TABLE_ACCESS_H
|
|
#define RPL_INFO_TABLE_ACCESS_H
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include "sql/rpl_table_access.h" // System_table_access
|
|
|
|
class Field;
|
|
class Open_tables_backup;
|
|
class Rpl_info_values;
|
|
class THD;
|
|
struct TABLE;
|
|
|
|
enum enum_return_id { FOUND_ID = 1, NOT_FOUND_ID, ERROR_ID };
|
|
|
|
class Rpl_info_table_access : public System_table_access {
|
|
public:
|
|
Rpl_info_table_access() : thd_created(false), old_thd(NULL) {}
|
|
virtual ~Rpl_info_table_access() {}
|
|
|
|
/**
|
|
Prepares before opening table.
|
|
- set flags
|
|
- start lex and reset the part of THD responsible
|
|
for the state of command processing if needed.
|
|
|
|
@param[in] thd Thread requesting to open the table
|
|
*/
|
|
void before_open(THD *thd);
|
|
bool close_table(THD *thd, TABLE *table, Open_tables_backup *backup,
|
|
bool error);
|
|
enum enum_return_id find_info(Rpl_info_values *field_values, TABLE *table);
|
|
enum enum_return_id scan_info(TABLE *table, uint instance);
|
|
bool count_info(TABLE *table, uint *counter);
|
|
bool load_info_values(uint max_num_field, Field **fields,
|
|
Rpl_info_values *field_values);
|
|
bool store_info_values(uint max_num_field, Field **fields,
|
|
Rpl_info_values *field_values);
|
|
THD *create_thd();
|
|
THD *force_create_thd();
|
|
void drop_thd(THD *thd);
|
|
|
|
private:
|
|
bool thd_created;
|
|
THD* old_thd;
|
|
Rpl_info_table_access &operator=(const Rpl_info_table_access &info);
|
|
Rpl_info_table_access(const Rpl_info_table_access &info);
|
|
};
|
|
#endif /* RPL_INFO_TABLE_ACCESS_H */
|