MySQL 8.0.31
Source Code Documentation
table_keyring_component_status.h
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22
23#ifndef TABLE_KEYRING_COMPONENT_STATUS_H
24#define TABLE_KEYRING_COMPONENT_STATUS_H
25
26/**
27 @file storage/perfschema/table_keyring_component_status.h
28 TABLE KEYRING_COMPONENT_STATUS
29*/
30#include <string>
31#include <vector>
32
33#include <sys/types.h>
35
36/**
37 A row in PERFORMANCE_SCHEMA.KEYRING_COMPONENT_STATUS table.
38*/
40 /** STATUS_KEY */
41 std::string m_status_key;
42 /** STATUS_VALUE */
43 std::string m_status_value;
44};
45
46/**
47 @addtogroup performance_schema_tables
48 @{
49*/
50
51/** Table PERFORMANCE_SCHEMA.KEYRING_COMPONENT_STATUS. */
53 public:
54 /** Table share */
56 /** Table builder */
58 static ha_rows get_row_count();
59
60 void reset_position(void) override;
61 int rnd_next() override;
62 int rnd_pos(const void *pos) override;
63
64 private:
66 int read_row_values(TABLE *table, unsigned char *buf, Field **fields,
67 bool read_all) override;
68
69 private:
70 void materialize();
71 /** Safe copy of the keyring status */
72 std::vector<row_keyring_component_status> m_row_keyring_component_status;
73
74 /** Table share lock */
76 /** Table definition */
78
79 /** Current row. */
81 /** Current position. */
83 /** Next position. */
85};
86
87/** @} */
88
89#endif // TABLE_KEYRING_COMPONENT_STATUS_H
Definition: field.h:574
An abstract PERFORMANCE_SCHEMA table.
Definition: pfs_engine_table.h:69
Class to hold information regarding a table to be created on behalf of a plugin.
Definition: plugin_table.h:39
Table PERFORMANCE_SCHEMA.KEYRING_COMPONENT_STATUS.
Definition: table_keyring_component_status.h:52
static PFS_engine_table_share m_share
Table share.
Definition: table_keyring_component_status.h:55
void materialize()
Definition: table_keyring_component_status.cc:98
int rnd_pos(const void *pos) override
Fetch a row by position.
Definition: table_keyring_component_status.cc:149
static Plugin_table m_table_def
Table definition.
Definition: table_keyring_component_status.h:77
PFS_simple_index m_pos
Current position.
Definition: table_keyring_component_status.h:82
std::vector< row_keyring_component_status > m_row_keyring_component_status
Safe copy of the keyring status.
Definition: table_keyring_component_status.h:72
PFS_simple_index m_next_pos
Next position.
Definition: table_keyring_component_status.h:84
int rnd_next() override
Fetch the next row in this cursor.
Definition: table_keyring_component_status.cc:156
void reset_position(void) override
Reset the cursor position to the beginning of the table.
Definition: table_keyring_component_status.cc:144
static PFS_engine_table * create(PFS_engine_table_share *)
Table builder.
Definition: table_keyring_component_status.cc:84
int read_row_values(TABLE *table, unsigned char *buf, Field **fields, bool read_all) override
Read the current row values.
Definition: table_keyring_component_status.cc:168
row_keyring_component_status * m_row
Current row.
Definition: table_keyring_component_status.h:80
static ha_rows get_row_count()
Definition: table_keyring_component_status.cc:139
static THR_LOCK m_table_lock
Table share lock.
Definition: table_keyring_component_status.h:75
table_keyring_component_status()
Definition: table_keyring_component_status.cc:89
char * pos
Definition: do_ctype.cc:76
my_off_t ha_rows
Definition: my_base.h:1139
Definition: buf0block_hint.cc:29
A PERFORMANCE_SCHEMA table share.
Definition: pfs_engine_table.h:357
Position of a cursor, for simple iterations.
Definition: pfs_engine_table.h:558
Definition: table.h:1396
Definition: thr_lock.h:138
A row in PERFORMANCE_SCHEMA.KEYRING_COMPONENT_STATUS table.
Definition: table_keyring_component_status.h:39
std::string m_status_value
STATUS_VALUE.
Definition: table_keyring_component_status.h:43
std::string m_status_key
STATUS_KEY.
Definition: table_keyring_component_status.h:41
Helpers to implement a performance schema table.