MySQL 8.0.31
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table_ets_by_user_by_event_name.h
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22
23#ifndef TABLE_ETS_BY_USER_BY_EVENT_NAME_H
24#define TABLE_ETS_BY_USER_BY_EVENT_NAME_H
25
26/**
27 @file storage/perfschema/table_ets_by_user_by_event_name.h
28 Table EVENTS_TRANSACTIONS_SUMMARY_BY_USER_BY_EVENT_NAME (declarations).
29*/
30
31#include <sys/types.h>
32
33#include "my_base.h"
36
37class Field;
38class Plugin_table;
39struct PFS_instr_class;
41struct PFS_user;
42struct TABLE;
43struct THR_LOCK;
44
45/**
46 @addtogroup performance_schema_tables
47 @{
48*/
49
51 public:
54 m_key_1("USER"),
55 m_key_2("EVENT_NAME") {}
56
58
59 virtual bool match(PFS_user *pfs);
60 virtual bool match(PFS_instr_class *instr_class);
61
62 private:
65};
66
67/**
68 A row of table
69 PERFORMANCE_SCHEMA.EVENTS_TRANSACTIONS_SUMMARY_BY_USER_BY_EVENT_NAME.
70*/
72 /** Column USER */
74 /** Column EVENT_NAME */
76 /**
77 Columns COUNT_STAR, SUM/MIN/AVG/MAX_TIMER_WAIT,
78 COUNT_READ_WRITE, SUM/MIN/AVG/MAX_TIMER_READ_WRITE,
79 COUNT_READ_ONLY, SUM/MIN/AVG/MAX_TIMER_READ_ONLY
80 */
82};
83
84/**
85 Position of a cursor on
86 PERFORMANCE_SCHEMA.EVENTS_TRANSACTIONS_SUMMARY_BY_USER_BY_EVENT_NAME.
87 Index 1 on user (0 based)
88 Index 2 on transaction class (1 based)
89*/
92
93 inline void reset(void) {
94 m_index_1 = 0;
95 m_index_2 = 1;
96 }
97
98 inline void next_user(void) {
99 m_index_1++;
100 m_index_2 = 1;
101 }
102};
103
104/** Table PERFORMANCE_SCHEMA.EVENTS_TRANSACTIONS_SUMMARY_BY_USER_BY_EVENT_NAME.
105 */
107 public:
108 /** Table share */
111 static int delete_all_rows();
112 static ha_rows get_row_count();
113
114 void reset_position(void) override;
115
116 int rnd_init(bool scan) override;
117 int rnd_next() override;
118 int rnd_pos(const void *pos) override;
119
120 int index_init(uint idx, bool sorted) override;
121 int index_next() override;
122
123 protected:
124 int read_row_values(TABLE *table, unsigned char *buf, Field **fields,
125 bool read_all) override;
126
128
129 public:
131
132 protected:
134
135 private:
136 /** Table share lock. */
138 /** Table definition. */
140
141 /** Current row. */
143 /** Current position. */
145 /** Next position. */
147
149};
150
151/** @} */
152#endif
Definition: field.h:574
Definition: pfs_engine_table.h:299
An abstract PERFORMANCE_SCHEMA table.
Definition: pfs_engine_table.h:69
Definition: table_ets_by_user_by_event_name.h:50
PFS_key_event_name m_key_2
Definition: table_ets_by_user_by_event_name.h:64
PFS_key_user m_key_1
Definition: table_ets_by_user_by_event_name.h:63
virtual bool match(PFS_user *pfs)
Definition: table_ets_by_user_by_event_name.cc:92
~PFS_index_ets_by_user_by_event_name() override=default
PFS_index_ets_by_user_by_event_name()
Definition: table_ets_by_user_by_event_name.h:52
Definition: table_helper.h:1431
Definition: table_helper.h:1446
Class to hold information regarding a table to be created on behalf of a plugin.
Definition: plugin_table.h:39
Table PERFORMANCE_SCHEMA.EVENTS_TRANSACTIONS_SUMMARY_BY_USER_BY_EVENT_NAME.
Definition: table_ets_by_user_by_event_name.h:106
static ha_rows get_row_count()
Definition: table_ets_by_user_by_event_name.cc:122
int read_row_values(TABLE *table, unsigned char *buf, Field **fields, bool read_all) override
Read the current row values.
Definition: table_ets_by_user_by_event_name.cc:239
static int delete_all_rows()
Definition: table_ets_by_user_by_event_name.cc:115
int rnd_next() override
Fetch the next row in this cursor.
Definition: table_ets_by_user_by_event_name.cc:138
int rnd_pos(const void *pos) override
Fetch a row by position.
Definition: table_ets_by_user_by_event_name.cc:157
PFS_index_ets_by_user_by_event_name * m_opened_index
Definition: table_ets_by_user_by_event_name.h:148
int index_init(uint idx, bool sorted) override
Definition: table_ets_by_user_by_event_name.cc:174
static THR_LOCK m_table_lock
Table share lock.
Definition: table_ets_by_user_by_event_name.h:137
static PFS_engine_table * create(PFS_engine_table_share *)
Definition: table_ets_by_user_by_event_name.cc:110
static PFS_engine_table_share m_share
Table share.
Definition: table_ets_by_user_by_event_name.h:109
int make_row(PFS_user *user, PFS_transaction_class *klass)
Definition: table_ets_by_user_by_event_name.cc:212
~table_ets_by_user_by_event_name() override=default
int rnd_init(bool scan) override
Initialize table scan.
Definition: table_ets_by_user_by_event_name.cc:136
pos_ets_by_user_by_event_name m_pos
Current position.
Definition: table_ets_by_user_by_event_name.h:144
void reset_position(void) override
Reset the cursor position to the beginning of the table.
Definition: table_ets_by_user_by_event_name.cc:131
pos_ets_by_user_by_event_name m_next_pos
Next position.
Definition: table_ets_by_user_by_event_name.h:146
static Plugin_table m_table_def
Table definition.
Definition: table_ets_by_user_by_event_name.h:139
table_ets_by_user_by_event_name()
Definition: table_ets_by_user_by_event_name.cc:126
row_ets_by_user_by_event_name m_row
Current row.
Definition: table_ets_by_user_by_event_name.h:142
int index_next() override
Find key in index, read record.
Definition: table_ets_by_user_by_event_name.cc:184
char * pos
Definition: do_ctype.cc:76
This file includes constants used by all storage engines.
my_off_t ha_rows
Definition: my_base.h:1139
char * user
Definition: mysqladmin.cc:59
Definition: buf0block_hint.cc:29
Performance schema tables (declarations).
static const LEX_CSTRING pfs
Definition: sql_show_processlist.cc:65
Position of a double cursor, for iterations using 2 nested loops.
Definition: pfs_engine_table.h:593
uint m_index_1
Outer index.
Definition: pfs_engine_table.h:595
uint m_index_2
Current index within index_1.
Definition: pfs_engine_table.h:597
A PERFORMANCE_SCHEMA table share.
Definition: pfs_engine_table.h:357
Row fragment for column EVENT_NAME.
Definition: table_helper.h:581
Information for all instrumentation.
Definition: pfs_instr_class.h:204
Instrumentation metadata for a transaction.
Definition: pfs_instr_class.h:557
Row fragment for transaction statistics columns.
Definition: table_helper.h:952
Row fragment for column USER.
Definition: table_helper.h:538
Per user statistics.
Definition: pfs_user.h:62
Definition: table.h:1396
Definition: thr_lock.h:138
Position of a cursor on PERFORMANCE_SCHEMA.EVENTS_TRANSACTIONS_SUMMARY_BY_USER_BY_EVENT_NAME.
Definition: table_ets_by_user_by_event_name.h:90
void next_user(void)
Definition: table_ets_by_user_by_event_name.h:98
pos_ets_by_user_by_event_name()
Definition: table_ets_by_user_by_event_name.h:91
void reset(void)
Definition: table_ets_by_user_by_event_name.h:93
A row of table PERFORMANCE_SCHEMA.EVENTS_TRANSACTIONS_SUMMARY_BY_USER_BY_EVENT_NAME.
Definition: table_ets_by_user_by_event_name.h:71
PFS_user_row m_user
Column USER.
Definition: table_ets_by_user_by_event_name.h:73
PFS_event_name_row m_event_name
Column EVENT_NAME.
Definition: table_ets_by_user_by_event_name.h:75
PFS_transaction_stat_row m_stat
Columns COUNT_STAR, SUM/MIN/AVG/MAX_TIMER_WAIT, COUNT_READ_WRITE, SUM/MIN/AVG/MAX_TIMER_READ_WRITE,...
Definition: table_ets_by_user_by_event_name.h:81
Helpers to implement a performance schema table.
unsigned int uint
Definition: uca-dump.cc:29