1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128
|
/* Copyright (c) 2010, 2011, 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, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
#ifndef TABLE_EWS_GLOBAL_BY_EVENT_NAME_H
#define TABLE_EWS_GLOBAL_BY_EVENT_NAME_H
/**
@file storage/perfschema/table_ews_global_by_event_name.h
Table EVENTS_WAITS_SUMMARY_GLOBAL_BY_EVENT_NAME (declarations).
*/
#include "pfs_column_types.h"
#include "pfs_engine_table.h"
#include "pfs_instr_class.h"
#include "pfs_instr.h"
#include "table_helper.h"
/**
@addtogroup Performance_schema_tables
@{
*/
/**
A row of table
PERFORMANCE_SCHEMA.EVENTS_WAITS_SUMMARY_GLOBAL_BY_EVENT_NAME.
*/
struct row_ews_global_by_event_name
{
/** Column EVENT_NAME. */
PFS_event_name_row m_event_name;
/** Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER_WAIT. */
PFS_stat_row m_stat;
};
/**
Position of a cursor on
PERFORMANCE_SCHEMA.EVENTS_WAITS_SUMMARY_GLOBAL_BY_EVENT_NAME.
Index 1 on instrument view
Index 2 on instrument class (1 based)
*/
struct pos_ews_global_by_event_name
: public PFS_double_index, public PFS_instrument_view_constants
{
pos_ews_global_by_event_name()
: PFS_double_index(FIRST_VIEW, 1)
{}
inline void reset(void)
{
m_index_1= FIRST_VIEW;
m_index_2= 1;
}
inline bool has_more_view(void)
{ return (m_index_1 <= LAST_VIEW); }
inline void next_view(void)
{
m_index_1++;
m_index_2= 1;
}
};
/** Table PERFORMANCE_SCHEMA.EVENTS_WAITS_SUMMARY_GLOBAL_BY_EVENT_NAME. */
class table_ews_global_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_ews_global_by_event_name();
public:
~table_ews_global_by_event_name()
{}
protected:
void make_mutex_row(PFS_mutex_class *klass);
void make_rwlock_row(PFS_rwlock_class *klass);
void make_cond_row(PFS_cond_class *klass);
void make_file_row(PFS_file_class *klass);
void make_table_io_row(PFS_instr_class *klass);
void make_table_lock_row(PFS_instr_class *klass);
void make_socket_row(PFS_socket_class *klass);
void make_idle_row(PFS_instr_class *klass);
private:
/** Table share lock. */
static THR_LOCK m_table_lock;
/** Fields definition. */
static TABLE_FIELD_DEF m_field_def;
/** Current row. */
row_ews_global_by_event_name m_row;
/** True is the current row exists. */
bool m_row_exists;
/** Current position. */
pos_ews_global_by_event_name m_pos;
/** Next position. */
pos_ews_global_by_event_name m_next_pos;
};
/** @} */
#endif
|