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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"
/**
@addtogroup Performance_schema_tables
@{
*/
/**
A row of table
PERFORMANCE_SCHEMA.EVENTS_WAITS_SUMMARY_BY_THREAD_BY_EVENT_NAME.
*/
struct row_events_waits_summary_by_thread_by_event_name
{
/** Column THREAD_ID. */
ulong m_thread_internal_id;
/** Column EVENT_NAME. */
const char *m_name;
/** Length in bytes of @c m_name. */
uint m_name_length;
/** Column COUNT_STAR. */
ulonglong m_count;
/** Column SUM_TIMER_WAIT. */
ulonglong m_sum;
/** Column MIN_TIMER_WAIT. */
ulonglong m_min;
/** Column AVG_TIMER_WAIT. */
ulonglong m_avg;
/** Column MAX_TIMER_WAIT. */
ulonglong m_max;
};
/**
Position of a cursor on
PERFORMANCE_SCHEMA.EVENTS_WAITS_SUMMARY_BY_THREAD_BY_EVENT_NAME.
*/
struct pos_events_waits_summary_by_thread_by_event_name
: public PFS_triple_index, public PFS_instrument_view_constants
{
pos_events_waits_summary_by_thread_by_event_name()
: PFS_triple_index(0, VIEW_MUTEX, 1)
{}
inline void reset(void)
{
m_index_1= 0;
m_index_2= VIEW_MUTEX;
m_index_3= 1;
}
inline bool has_more_thread(void)
{ return (m_index_1 < thread_max); }
inline bool has_more_view(void)
{ return (m_index_2 <= VIEW_FILE); }
inline void next_thread(void)
{
m_index_1++;
m_index_2= VIEW_MUTEX;
m_index_3= 1;
}
inline void next_view(void)
{
m_index_2++;
m_index_3= 1;
}
};
/** Table PERFORMANCE_SCHEMA.EVENTS_WAITS_SUMMARY_BY_THREAD_BY_EVENT_NAME. */
class table_events_waits_summary_by_thread_by_event_name
: public PFS_engine_table
{
public:
/** Table share */
static PFS_engine_table_share m_share;
static PFS_engine_table* create();
static int delete_all_rows();
virtual int rnd_next();
virtual int rnd_pos(const void *pos);
virtual void reset_position(void);
protected:
virtual int read_row_values(TABLE *table,
unsigned char *buf,
Field **fields,
bool read_all);
table_events_waits_summary_by_thread_by_event_name();
public:
~table_events_waits_summary_by_thread_by_event_name()
{}
protected:
void make_instr_row(PFS_thread *thread, PFS_instr_class *klass,
PFS_single_stat_chain *stat);
void make_mutex_row(PFS_thread *thread, PFS_mutex_class *klass);
void make_rwlock_row(PFS_thread *thread, PFS_rwlock_class *klass);
void make_cond_row(PFS_thread *thread, PFS_cond_class *klass);
void make_file_row(PFS_thread *thread, PFS_file_class *klass);
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_thread_by_event_name m_row;
/** True is the current row exists. */
bool m_row_exists;
/** Current position. */
pos_events_waits_summary_by_thread_by_event_name m_pos;
/** Next position. */
pos_events_waits_summary_by_thread_by_event_name m_next_pos;
};
/** 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;
/** Column COUNT_STAR. */
ulonglong m_count;
/** Column SUM_TIMER_WAIT. */
ulonglong m_sum;
/** Column MIN_TIMER_WAIT. */
ulonglong m_min;
/** Column AVG_TIMER_WAIT. */
ulonglong m_avg;
/** Column MAX_TIMER_WAIT. */
ulonglong m_max;
};
/** 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);
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 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 is the current row exists. */
bool m_row_exists;
};
/** @} */
#endif
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