MySQL 8.1.0
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table_socket_summary_by_instance.h
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22
23#ifndef TABLE_SOCKET_SUMMARY_BY_INSTANCE_H
24#define TABLE_SOCKET_SUMMARY_BY_INSTANCE_H
25
26/**
27 @file storage/perfschema/table_socket_summary_by_instance.h
28 Table SOCKET_SUMMARY_BY_INSTANCE (declarations).
29*/
30
31#include <sys/types.h>
32
33#include "my_base.h"
36
37class Field;
38class Plugin_table;
39struct PFS_socket;
40struct TABLE;
41struct THR_LOCK;
42
43/**
44 @addtogroup performance_schema_tables
45 @{
46*/
47
48/**
49 A row of table
50 PERFORMANCE_SCHEMA.SOCKET_SUMMARY_BY_INSTANCE.
51*/
53 /** Column EVENT_NAME. */
55
56 /** Column OBJECT_INSTANCE_BEGIN */
57 const void *m_identity;
58
59 /** Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER and NUMBER_OF_BYTES for each
60 * operation. */
62};
63
65 public:
67 : PFS_engine_index(key_1) {}
68
70
71 virtual bool match(const PFS_socket *pfs) = 0;
72};
73
76 public:
79 m_key("OBJECT_INSTANCE_BEGIN") {}
80
82
83 bool match(const PFS_socket *pfs) override;
84
85 private:
87};
88
91 public:
94
96
97 bool match(const PFS_socket *pfs) override;
98
99 private:
101};
102
103/** Table PERFORMANCE_SCHEMA.SOCKET_SUMMARY_BY_INSTANCE. */
105 public:
106 /** Table share */
109 static int delete_all_rows();
110 static ha_rows get_row_count();
111
112 void reset_position() override;
113
114 int rnd_next() override;
115 int rnd_pos(const void *pos) override;
116
117 int index_init(uint idx, bool sorted) override;
118 int index_next() override;
119
120 private:
121 int read_row_values(TABLE *table, unsigned char *buf, Field **fields,
122 bool read_all) override;
123
125
126 public:
128
129 private:
130 int make_row(PFS_socket *pfs);
131
132 /** Table share lock. */
134 /** Table definition. */
136
137 /** Current row. */
139 /** Current position. */
141 /** Next position. */
143
144 protected:
146};
147
148/** @} */
149#endif
Definition: field.h:575
Definition: pfs_engine_table.h:299
Definition: pfs_engine_table.h:267
An abstract PERFORMANCE_SCHEMA table.
Definition: pfs_engine_table.h:69
Definition: table_socket_summary_by_instance.h:90
PFS_key_event_name m_key
Definition: table_socket_summary_by_instance.h:100
bool match(const PFS_socket *pfs) override
Definition: table_socket_summary_by_instance.cc:110
PFS_index_socket_summary_by_instance_by_event_name()
Definition: table_socket_summary_by_instance.h:92
~PFS_index_socket_summary_by_instance_by_event_name() override=default
Definition: table_socket_summary_by_instance.h:75
PFS_index_socket_summary_by_instance_by_instance()
Definition: table_socket_summary_by_instance.h:77
PFS_key_object_instance m_key
Definition: table_socket_summary_by_instance.h:86
bool match(const PFS_socket *pfs) override
Definition: table_socket_summary_by_instance.cc:100
~PFS_index_socket_summary_by_instance_by_instance() override=default
Definition: table_socket_summary_by_instance.h:64
PFS_index_socket_summary_by_instance(PFS_engine_key *key_1)
Definition: table_socket_summary_by_instance.h:66
~PFS_index_socket_summary_by_instance() override=default
virtual bool match(const PFS_socket *pfs)=0
Definition: table_helper.h:1431
Definition: table_helper.h:1673
Class to hold information regarding a table to be created on behalf of a plugin.
Definition: plugin_table.h:39
Table PERFORMANCE_SCHEMA.SOCKET_SUMMARY_BY_INSTANCE.
Definition: table_socket_summary_by_instance.h:104
PFS_simple_index m_pos
Current position.
Definition: table_socket_summary_by_instance.h:140
int rnd_pos(const void *pos) override
Fetch a row by position.
Definition: table_socket_summary_by_instance.cc:158
int make_row(PFS_socket *pfs)
Definition: table_socket_summary_by_instance.cc:212
int index_init(uint idx, bool sorted) override
Definition: table_socket_summary_by_instance.cc:171
row_socket_summary_by_instance m_row
Current row.
Definition: table_socket_summary_by_instance.h:138
static Plugin_table m_table_def
Table definition.
Definition: table_socket_summary_by_instance.h:135
void reset_position() override
Reset the cursor position to the beginning of the table.
Definition: table_socket_summary_by_instance.cc:139
int index_next() override
Find key in index, read record.
Definition: table_socket_summary_by_instance.cc:191
static ha_rows get_row_count()
Definition: table_socket_summary_by_instance.cc:135
static int delete_all_rows()
Definition: table_socket_summary_by_instance.cc:130
PFS_index_socket_summary_by_instance * m_opened_index
Definition: table_socket_summary_by_instance.h:145
int rnd_next() override
Fetch the next row in this cursor.
Definition: table_socket_summary_by_instance.cc:144
~table_socket_summary_by_instance() override=default
table_socket_summary_by_instance()
Definition: table_socket_summary_by_instance.cc:125
static PFS_engine_table * create(PFS_engine_table_share *)
Definition: table_socket_summary_by_instance.cc:120
int read_row_values(TABLE *table, unsigned char *buf, Field **fields, bool read_all) override
Read the current row values.
Definition: table_socket_summary_by_instance.cc:237
static THR_LOCK m_table_lock
Table share lock.
Definition: table_socket_summary_by_instance.h:133
static PFS_engine_table_share m_share
Table share.
Definition: table_socket_summary_by_instance.h:107
PFS_simple_index m_next_pos
Next position.
Definition: table_socket_summary_by_instance.h:142
This file includes constants used by all storage engines.
my_off_t ha_rows
Definition: my_base.h:1139
static PFS_engine_table_share_proxy table
Definition: pfs.cc:60
Definition: buf0block_hint.cc:29
Performance schema tables (declarations).
static const LEX_CSTRING pfs
Definition: sql_show_processlist.cc:65
A PERFORMANCE_SCHEMA table share.
Definition: pfs_engine_table.h:357
Row fragment for column EVENT_NAME.
Definition: table_helper.h:582
Position of a cursor, for simple iterations.
Definition: pfs_engine_table.h:557
Row fragment for socket I/O statistics columns.
Definition: table_helper.h:1018
Instrumented socket implementation.
Definition: pfs_instr.h:288
Definition: table.h:1394
Definition: thr_lock.h:138
A row of table PERFORMANCE_SCHEMA.SOCKET_SUMMARY_BY_INSTANCE.
Definition: table_socket_summary_by_instance.h:52
const void * m_identity
Column OBJECT_INSTANCE_BEGIN.
Definition: table_socket_summary_by_instance.h:57
PFS_socket_io_stat_row m_io_stat
Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER and NUMBER_OF_BYTES for each operation.
Definition: table_socket_summary_by_instance.h:61
PFS_event_name_row m_event_name
Column EVENT_NAME.
Definition: table_socket_summary_by_instance.h:54
Helpers to implement a performance schema table.