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117 lines
3.2 KiB
C++
117 lines
3.2 KiB
C++
/*
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Copyright (c) 2013, 2023, Oracle and/or its affiliates.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef TABLE_REPLICATION_APPLIER_STATUS_H
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#define TABLE_REPLICATION_APPLIER_STATUS_H
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/**
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@file storage/perfschema/table_replication_applier_status.h
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Table replication_applier_status (declarations).
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*/
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#include "pfs_column_types.h"
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#include "pfs_engine_table.h"
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#include "rpl_mi.h"
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#include "mysql_com.h"
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#include "my_thread.h"
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class Master_info;
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/**
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@addtogroup Performance_schema_tables
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@{
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*/
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#ifndef ENUM_RPL_YES_NO
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#define ENUM_RPL_YES_NO
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/** enum values for Service_State field*/
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enum enum_rpl_yes_no {
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PS_RPL_YES= 1,
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PS_RPL_NO
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};
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#endif
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/** A row in the table. */
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struct st_row_applier_status {
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char channel_name[CHANNEL_NAME_LENGTH];
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uint channel_name_length;
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enum_rpl_yes_no service_state;
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uint remaining_delay;
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bool remaining_delay_is_set;
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ulonglong count_transactions_retries;
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};
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/** Table PERFORMANCE_SCHEMA.replication_applier_status */
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class table_replication_applier_status: public PFS_engine_table
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{
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typedef PFS_simple_index pos_t;
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private:
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void make_row(Master_info *mi);
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/** Table share lock. */
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static THR_LOCK m_table_lock;
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/** Fields definition. */
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static TABLE_FIELD_DEF m_field_def;
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/** Current row */
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st_row_applier_status m_row;
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/** True is the current row exists. */
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bool m_row_exists;
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/** Current position. */
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pos_t m_pos;
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/** Next position. */
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pos_t m_next_pos;
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protected:
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/**
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Read the current row values.
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@param table Table handle
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@param buf row buffer
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@param fields Table fields
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@param read_all true if all columns are read.
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*/
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int read_row_values(TABLE *table,
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unsigned char *buf,
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Field **fields,
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bool read_all) override;
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table_replication_applier_status();
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public:
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~table_replication_applier_status();
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static PFS_engine_table_share_state m_share_state;
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/** Table share. */
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static PFS_engine_table_share m_share;
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static PFS_engine_table* create();
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static ha_rows get_row_count();
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int rnd_next() override;
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int rnd_pos(const void *pos) override;
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void reset_position(void) override;
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};
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/** @} */
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#endif
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