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/* Copyright (c) 2008, 2010, 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 as published by
the Free Software Foundation; version 2 of the License.
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 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,
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
#ifndef TABLE_EVENTS_WAITS_SUMMARY_H
#define TABLE_EVENTS_WAITS_SUMMARY_H
/**
@file storage/perfschema/table_events_waits_summary.h
Table EVENTS_WAITS_SUMMARY_BY_xxx (declarations).
*/
#include "pfs_column_types.h"
#include "pfs_engine_table.h"
#include "pfs_instr_class.h"
#include "pfs_instr.h"
#include "table_all_instr.h"
#include "table_helper.h"
/**
@addtogroup Performance_schema_tables
@{
*/
/** A row of PERFORMANCE_SCHEMA.EVENTS_WAITS_SUMMARY_BY_INSTANCE. */
struct row_events_waits_summary_by_instance
{
/** Column EVENT_NAME. */
const char *m_name;
/** Length in bytes of @c m_name. */
uint m_name_length;
/** Column OBJECT_INSTANCE_BEGIN. */
intptr m_object_instance_addr;
/** Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER_WAIT. */
PFS_stat_row m_stat;
};
/** Table PERFORMANCE_SCHEMA.EVENTS_WAITS_SUMMARY_BY_INSTANCE. */
class table_events_waits_summary_by_instance : public table_all_instr
{
public:
/** Table share */
static PFS_engine_table_share m_share;
static PFS_engine_table* create();
static int delete_all_rows();
protected:
void make_instr_row(PFS_instr *pfs, PFS_instr_class *klass,
const void *object_instance_begin,
PFS_single_stat *pfs_stat);
virtual void make_mutex_row(PFS_mutex *pfs);
virtual void make_rwlock_row(PFS_rwlock *pfs);
virtual void make_cond_row(PFS_cond *pfs);
virtual void make_file_row(PFS_file *pfs);
virtual void make_socket_row(PFS_socket *pfs);
virtual int read_row_values(TABLE *table,
unsigned char *buf,
Field **fields,
bool read_all);
table_events_waits_summary_by_instance();
public:
~table_events_waits_summary_by_instance()
{}
private:
/** Table share lock. */
static THR_LOCK m_table_lock;
/** Fields definition. */
static TABLE_FIELD_DEF m_field_def;
/** Current row. */
row_events_waits_summary_by_instance m_row;
/** True if the current row exists. */
bool m_row_exists;
};
/** @} */
#endif
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