MySQL 8.4.0
Source Code Documentation
table_esms_by_program.h
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23
24#ifndef TABLE_ESMS_BY_PROGRAM_H
25#define TABLE_ESMS_BY_PROGRAM_H
26
27/**
28 @file storage/perfschema/table_esms_by_program.h
29 Table EVENTS_STATEMENTS_SUMMARY_BY_PROGRAM (declarations).
30*/
31
32#include <sys/types.h>
33
36
37/**
38 @addtogroup performance_schema_tables
39 @{
40*/
41
43 public:
46 m_key_1("OBJECT_TYPE"),
47 m_key_2("OBJECT_SCHEMA"),
48 m_key_3("OBJECT_NAME") {}
49
50 ~PFS_index_esms_by_program() override = default;
51
52 virtual bool match(PFS_program *pfs);
53
54 private:
58};
59
60/**
61 A row of table
62 PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_SUMMARY_BY_PROGRAM.
63*/
65 /** Column OBJECT_TYPE. */
67 /** Column OBJECT_SCHEMA. */
69 /** Column OBJECT_NAME. */
71
72 /**
73 Columns COUNT_STAR
74 SUM_TIMER_WAIT
75 MIN_TIMER_WAIT
76 AVG_TIMER_WAIT
77 MAX_TIMER_WAIT
78 */
80
81 /** Columns COUNT_STATEMENTS,SUM_STATEMENTS_WAIT...SUM_NO_GOOD_INDEX_USED. */
83};
84
85/** Table PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_SUMMARY_BY_PROGRAM. */
87 public:
88 /** Table share */
91 static int delete_all_rows();
92 static ha_rows get_row_count();
93
94 void reset_position() override;
95
96 int rnd_next() override;
97 int rnd_pos(const void *pos) override;
98
99 int index_init(uint idx, bool sorted) override;
100 int index_next() override;
101
102 protected:
103 int read_row_values(TABLE *table, unsigned char *buf, Field **fields,
104 bool read_all) override;
105
107
108 public:
109 ~table_esms_by_program() override = default;
110
111 protected:
112 int make_row(PFS_program *);
113
114 private:
115 /** Table share lock. */
117 /** Table definition. */
119
120 /** Current row. */
122 /** Current position. */
124 /** Next position. */
126
128};
129
130/** @} */
131#endif
Definition: field.h:575
Definition: pfs_engine_table.h:300
An abstract PERFORMANCE_SCHEMA table.
Definition: pfs_engine_table.h:70
Definition: table_esms_by_program.h:42
PFS_key_object_type_enum m_key_1
Definition: table_esms_by_program.h:55
virtual bool match(PFS_program *pfs)
Definition: table_esms_by_program.cc:113
PFS_key_object_schema m_key_2
Definition: table_esms_by_program.h:56
PFS_index_esms_by_program()
Definition: table_esms_by_program.h:44
~PFS_index_esms_by_program() override=default
PFS_key_object_name m_key_3
Definition: table_esms_by_program.h:57
Definition: table_helper.h:1656
Definition: table_helper.h:1641
Definition: table_helper.h:1700
Class to hold information regarding a table to be created on behalf of a plugin.
Definition: plugin_table.h:40
Table PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_SUMMARY_BY_PROGRAM.
Definition: table_esms_by_program.h:86
PFS_index_esms_by_program * m_opened_index
Definition: table_esms_by_program.h:127
int rnd_next() override
Fetch the next row in this cursor.
Definition: table_esms_by_program.cc:158
void reset_position() override
Reset the cursor position to the beginning of the table.
Definition: table_esms_by_program.cc:153
~table_esms_by_program() override=default
static THR_LOCK m_table_lock
Table share lock.
Definition: table_esms_by_program.h:116
table_esms_by_program()
Definition: table_esms_by_program.cc:148
PFS_simple_index m_pos
Current position.
Definition: table_esms_by_program.h:123
int rnd_pos(const void *pos) override
Fetch a row by position.
Definition: table_esms_by_program.cc:172
int make_row(PFS_program *)
Definition: table_esms_by_program.cc:214
int read_row_values(TABLE *table, unsigned char *buf, Field **fields, bool read_all) override
Read the current row values.
Definition: table_esms_by_program.cc:235
static ha_rows get_row_count()
Definition: table_esms_by_program.cc:144
static int delete_all_rows()
Definition: table_esms_by_program.cc:139
int index_next() override
Find key in index, read record.
Definition: table_esms_by_program.cc:194
static Plugin_table m_table_def
Table definition.
Definition: table_esms_by_program.h:118
PFS_simple_index m_next_pos
Next position.
Definition: table_esms_by_program.h:125
static PFS_engine_table * create(PFS_engine_table_share *)
Definition: table_esms_by_program.cc:135
int index_init(uint idx, bool sorted) override
Definition: table_esms_by_program.cc:185
row_esms_by_program m_row
Current row.
Definition: table_esms_by_program.h:121
static PFS_engine_table_share m_share
Table share.
Definition: table_esms_by_program.h:89
my_off_t ha_rows
Definition: my_base.h:1141
static PFS_engine_table_share_proxy table
Definition: pfs.cc:61
Definition: buf0block_hint.cc:30
enum_object_type
Enum values for the various OBJECT_TYPE columns.
Definition: pfs_column_types.h:222
Stored Program data structures (declarations).
static const LEX_CSTRING pfs
Definition: sql_show_processlist.cc:66
A PERFORMANCE_SCHEMA table share.
Definition: pfs_engine_table.h:358
Definition: pfs_program.h:57
Definition: pfs_name.h:287
Definition: pfs_name.h:188
Position of a cursor, for simple iterations.
Definition: pfs_engine_table.h:558
Row fragment for stored program statistics.
Definition: table_helper.h:966
Row fragment for statement statistics columns.
Definition: table_helper.h:874
Definition: table.h:1405
Definition: thr_lock.h:139
A row of table PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_SUMMARY_BY_PROGRAM.
Definition: table_esms_by_program.h:64
PFS_schema_name m_schema_name
Column OBJECT_SCHEMA.
Definition: table_esms_by_program.h:68
enum_object_type m_object_type
Column OBJECT_TYPE.
Definition: table_esms_by_program.h:66
PFS_statement_stat_row m_stmt_stat
Columns COUNT_STATEMENTS,SUM_STATEMENTS_WAIT...SUM_NO_GOOD_INDEX_USED.
Definition: table_esms_by_program.h:82
PFS_sp_stat_row m_sp_stat
Columns COUNT_STAR SUM_TIMER_WAIT MIN_TIMER_WAIT AVG_TIMER_WAIT MAX_TIMER_WAIT.
Definition: table_esms_by_program.h:79
PFS_routine_name m_object_name
Column OBJECT_NAME.
Definition: table_esms_by_program.h:70
Helpers to implement a performance schema table.