MySQL 8.0.31
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table_esgs_by_account_by_event_name.h
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23
24#ifndef TABLE_ESGS_BY_ACCOUNT_BY_EVENT_NAME_H
25#define TABLE_ESGS_BY_ACCOUNT_BY_EVENT_NAME_H
26
27/**
28 @file storage/perfschema/table_esgs_by_account_by_event_name.h
29 Table EVENTS_STAGES_SUMMARY_BY_ACCOUNT_BY_EVENT_NAME (declarations).
30*/
31
32#include <sys/types.h>
33
34#include "my_base.h"
37
38class Field;
39class Plugin_table;
40struct PFS_account;
41struct PFS_instr_class;
42struct PFS_stage_class;
43struct TABLE;
44struct THR_LOCK;
45
46/**
47 @addtogroup performance_schema_tables
48 @{
49*/
50
52 public:
55 m_key_1("USER"),
56 m_key_2("HOST"),
57 m_key_3("EVENT_NAME") {}
58
60
61 virtual bool match(PFS_account *pfs);
62 virtual bool match(PFS_instr_class *instr_class);
63
64 private:
68};
69
70/**
71 A row of table
72 PERFORMANCE_SCHEMA.EVENTS_STAGES_SUMMARY_BY_ACCOUNT_BY_EVENT_NAME.
73*/
75 /** Column USER, HOST. */
77 /** Column EVENT_NAME. */
79 /** Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER_WAIT. */
81};
82
83/**
84 Position of a cursor on
85 PERFORMANCE_SCHEMA.EVENTS_STAGES_SUMMARY_BY_ACCOUNT_BY_EVENT_NAME.
86 Index 1 on account (0 based)
87 Index 2 on stage class (1 based)
88*/
91
92 inline void reset(void) {
93 m_index_1 = 0;
94 m_index_2 = 1;
95 }
96
97 inline void next_account(void) {
98 m_index_1++;
99 m_index_2 = 1;
100 }
101};
102
103/** Table PERFORMANCE_SCHEMA.EVENTS_STAGES_SUMMARY_BY_ACCOUNT_BY_EVENT_NAME. */
105 public:
106 /** Table share */
109 static int delete_all_rows();
110 static ha_rows get_row_count();
111
112 void reset_position(void) override;
113
114 int rnd_init(bool scan) override;
115 int rnd_next() override;
116 int rnd_pos(const void *pos) override;
117
118 int index_init(uint idx, bool sorted) override;
119 int index_next() override;
120
121 protected:
122 int read_row_values(TABLE *table, unsigned char *buf, Field **fields,
123 bool read_all) override;
124
126
127 public:
129
130 protected:
131 int make_row(PFS_account *account, PFS_stage_class *klass);
132
133 private:
134 /** Table share lock. */
136 /** Table definition. */
138
139 /** Current row. */
141 /** Current position. */
143 /** Next position. */
145
147};
148
149/** @} */
150#endif
Definition: field.h:574
Definition: pfs_engine_table.h:299
An abstract PERFORMANCE_SCHEMA table.
Definition: pfs_engine_table.h:69
Definition: table_esgs_by_account_by_event_name.h:51
PFS_key_host m_key_2
Definition: table_esgs_by_account_by_event_name.h:66
PFS_key_user m_key_1
Definition: table_esgs_by_account_by_event_name.h:65
virtual bool match(PFS_account *pfs)
Definition: table_esgs_by_account_by_event_name.cc:82
PFS_index_esgs_by_account_by_event_name()
Definition: table_esgs_by_account_by_event_name.h:53
PFS_key_event_name m_key_3
Definition: table_esgs_by_account_by_event_name.h:67
~PFS_index_esgs_by_account_by_event_name() override=default
Definition: table_helper.h:1431
Definition: table_helper.h:1458
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_STAGES_SUMMARY_BY_ACCOUNT_BY_EVENT_NAME.
Definition: table_esgs_by_account_by_event_name.h:104
table_esgs_by_account_by_event_name()
Definition: table_esgs_by_account_by_event_name.cc:122
static THR_LOCK m_table_lock
Table share lock.
Definition: table_esgs_by_account_by_event_name.h:135
static PFS_engine_table_share m_share
Table share.
Definition: table_esgs_by_account_by_event_name.h:107
int read_row_values(TABLE *table, unsigned char *buf, Field **fields, bool read_all) override
Read the current row values.
Definition: table_esgs_by_account_by_event_name.cc:234
static int delete_all_rows()
Definition: table_esgs_by_account_by_event_name.cc:112
int make_row(PFS_account *account, PFS_stage_class *klass)
Definition: table_esgs_by_account_by_event_name.cc:208
pos_esgs_by_account_by_event_name m_pos
Current position.
Definition: table_esgs_by_account_by_event_name.h:142
PFS_index_esgs_by_account_by_event_name * m_opened_index
Definition: table_esgs_by_account_by_event_name.h:146
void reset_position(void) override
Reset the cursor position to the beginning of the table.
Definition: table_esgs_by_account_by_event_name.cc:127
static ha_rows get_row_count()
Definition: table_esgs_by_account_by_event_name.cc:118
~table_esgs_by_account_by_event_name() override=default
int rnd_next() override
Fetch the next row in this cursor.
Definition: table_esgs_by_account_by_event_name.cc:134
int index_init(uint idx, bool sorted) override
Definition: table_esgs_by_account_by_event_name.cc:170
int rnd_pos(const void *pos) override
Fetch a row by position.
Definition: table_esgs_by_account_by_event_name.cc:153
static Plugin_table m_table_def
Table definition.
Definition: table_esgs_by_account_by_event_name.h:137
static PFS_engine_table * create(PFS_engine_table_share *)
Definition: table_esgs_by_account_by_event_name.cc:107
int index_next() override
Find key in index, read record.
Definition: table_esgs_by_account_by_event_name.cc:180
row_esgs_by_account_by_event_name m_row
Current row.
Definition: table_esgs_by_account_by_event_name.h:140
int rnd_init(bool scan) override
Initialize table scan.
Definition: table_esgs_by_account_by_event_name.cc:132
pos_esgs_by_account_by_event_name m_next_pos
Next position.
Definition: table_esgs_by_account_by_event_name.h:144
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
Definition: buf0block_hint.cc:29
Performance schema tables (declarations).
static const LEX_CSTRING pfs
Definition: sql_show_processlist.cc:65
Row fragment for columns USER, HOST.
Definition: table_helper.h:550
Per account statistics.
Definition: pfs_account.h:66
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 stage.
Definition: pfs_instr_class.h:543
Row fragment for stage statistics columns.
Definition: table_helper.h:832
Definition: table.h:1396
Definition: thr_lock.h:138
Position of a cursor on PERFORMANCE_SCHEMA.EVENTS_STAGES_SUMMARY_BY_ACCOUNT_BY_EVENT_NAME.
Definition: table_esgs_by_account_by_event_name.h:89
pos_esgs_by_account_by_event_name()
Definition: table_esgs_by_account_by_event_name.h:90
void reset(void)
Definition: table_esgs_by_account_by_event_name.h:92
void next_account(void)
Definition: table_esgs_by_account_by_event_name.h:97
A row of table PERFORMANCE_SCHEMA.EVENTS_STAGES_SUMMARY_BY_ACCOUNT_BY_EVENT_NAME.
Definition: table_esgs_by_account_by_event_name.h:74
PFS_account_row m_account
Column USER, HOST.
Definition: table_esgs_by_account_by_event_name.h:76
PFS_event_name_row m_event_name
Column EVENT_NAME.
Definition: table_esgs_by_account_by_event_name.h:78
PFS_stage_stat_row m_stat
Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER_WAIT.
Definition: table_esgs_by_account_by_event_name.h:80
Helpers to implement a performance schema table.
unsigned int uint
Definition: uca-dump.cc:29