/*
Copyright ( c ) 2013 , 2023 , Oracle and / or its affiliates .
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 TABLE_REPLICATION_APPLIER_STATUS_H
#define TABLE_REPLICATION_APPLIER_STATUS_H
/**
@ file storage / perfschema / table_replication_applier_status . h
Table replication_applier_status ( declarations ) .
*/
#include "pfs_column_types.h"
#include "pfs_engine_table.h"
#include "rpl_mi.h"
#include "mysql_com.h"
#include "my_thread.h"
class Master_info;
/**
@ addtogroup Performance_schema_tables
@ {
*/
#ifndef ENUM_RPL_YES_NO
#define ENUM_RPL_YES_NO
/** enum values for Service_State field*/
enum enum_rpl_yes_no {
PS_RPL_YES= 1 ,
PS_RPL_NO
};
#endif
/** A row in the table. */
struct st_row_applier_status {
char channel_name[CHANNEL_NAME_LENGTH];
uint channel_name_length;
enum_rpl_yes_no service_state;
uint remaining_delay;
bool remaining_delay_is_set;
ulonglong count_transactions_retries;
};
/** Table PERFORMANCE_SCHEMA.replication_applier_status */
class table_replication_applier_status: public PFS_engine_table
{
typedef PFS_simple_index pos_t;
private :
void make_row(Master_info *mi);
/** Table share lock. */
static THR_LOCK m_table_lock;
/** Fields definition. */
static TABLE_FIELD_DEF m_field_def;
/** Current row */
st_row_applier_status m_row;
/** True is the current row exists. */
bool m_row_exists;
/** Current position. */
pos_t m_pos;
/** Next position. */
pos_t m_next_pos;
protected :
/**
Read the current row values .
@ param table Table handle
@ param buf row buffer
@ param fields Table fields
@ param read_all true if all columns are read .
*/
int read_row_values(TABLE *table,
unsigned char *buf,
Field **fields,
bool read_all) override;
table_replication_applier_status();
public :
~table_replication_applier_status();
static PFS_engine_table_share_state m_share_state;
/** Table share. */
static PFS_engine_table_share m_share;
static PFS_engine_table* create();
static ha_rows get_row_count();
int rnd_next() override;
int rnd_pos(const void *pos) override;
void reset_position(void ) override;
};
/** @} */
#endif
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