pfs_status.h

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/* Copyright (c) 2015, 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.
 
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  documentation.  The authors of MySQL hereby grant you an additional
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  This program is distributed in the hope that it will be useful,
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  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
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  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
#ifndef PFS_STATUS_H
#define PFS_STATUS_H
 
/**
  @file storage/perfschema/pfs_status.h
  Status variables statistics (declarations).
*/
 
#include "my_inttypes.h"
#include "sql/system_variables.h"  // COUNT_GLOBAL_STATUS_VARS
 
struct PFS_status_stats {
  PFS_status_stats();
 
  void reset();
  void aggregate(const PFS_status_stats *from);
  void aggregate_from(const System_status_var *from);
  void aggregate_to(System_status_var *to);
 
  bool m_has_stats;
  ulonglong m_stats[COUNT_GLOBAL_STATUS_VARS];
};
 
void reset_status_by_thread();
void reset_status_by_account();
void reset_status_by_user();
void reset_status_by_host();
void reset_global_status();
 
#endif