MySQL 8.0.31
Source Code Documentation
table_session_connect Class Reference

Abstract table PERFORMANCE_SCHEMA.SESSION_CONNECT_ATTRS. More...

#include <table_session_connect.h>

Inheritance diagram for table_session_connect:
[legend]

Public Member Functions

 ~table_session_connect () override
 
- Public Member Functions inherited from cursor_by_thread_connect_attr
void reset_position (void) override
 Reset the cursor position to the beginning of the table. More...
 
int rnd_next () override
 Fetch the next row in this cursor. More...
 
int rnd_pos (const void *pos) override
 Fetch a row by position. More...
 
 ~cursor_by_thread_connect_attr () override=default
 
- Public Member Functions inherited from PFS_engine_table
int read_row (TABLE *table, unsigned char *buf, Field **fields)
 Read a table row. More...
 
int update_row (TABLE *table, const unsigned char *old_buf, unsigned char *new_buf, Field **fields)
 Update a table row. More...
 
int delete_row (TABLE *table, const unsigned char *buf, Field **fields)
 Delete a row from this table. More...
 
virtual int rnd_init (bool scan)
 Initialize table scan. More...
 
virtual int index_read (KEY *key_infos, uint index, const uchar *key, uint key_len, enum ha_rkey_function find_flag)
 Positions an index cursor to the index specified in the handle. More...
 
virtual int index_read_last (KEY *key_infos, const uchar *key, uint key_len)
 
virtual int index_next_same (const uchar *key, uint key_len)
 Reads the next row matching the given key value. More...
 
virtual int index_prev ()
 
virtual int index_first ()
 
virtual int index_last ()
 
void get_position (void *ref)
 Get the position of the current row. More...
 
void set_position (const void *ref)
 Set the table cursor at a given position. More...
 
virtual ~PFS_engine_table ()=default
 Destructor. More...
 

Protected Member Functions

 table_session_connect (const PFS_engine_table_share *share)
 
int index_init (uint idx, bool sorted) override
 
int index_next () override
 Find key in index, read record. More...
 
int make_row (PFS_thread *pfs, uint ordinal) override
 
virtual bool thread_fits (PFS_thread *thread)
 
int read_row_values (TABLE *table, unsigned char *buf, Field **fields, bool read_all) override
 Read the current row values. More...
 
- Protected Member Functions inherited from cursor_by_thread_connect_attr
 cursor_by_thread_connect_attr (const PFS_engine_table_share *share)
 
- Protected Member Functions inherited from PFS_engine_table
virtual int update_row_values (TABLE *table, const unsigned char *old_buf, unsigned char *new_buf, Field **fields)
 Update the current row values. More...
 
virtual int delete_row_values (TABLE *table, const unsigned char *buf, Field **fields)
 Delete a row. More...
 
 PFS_engine_table (const PFS_engine_table_share *share, void *pos)
 Constructor. More...
 

Protected Attributes

row_session_connect_attrs m_row
 Current row. More...
 
char * m_copy_session_connect_attrs
 Safe copy of PFS_thread::m_session_connect_attrs. More...
 
uint m_copy_session_connect_attrs_length
 Safe copy of PFS_thread::m_session_connect_attrs_length. More...
 
PFS_index_session_connectm_opened_index
 
- Protected Attributes inherited from cursor_by_thread_connect_attr
pos_connect_attr_by_thread_by_attr m_pos
 Current position. More...
 
pos_connect_attr_by_thread_by_attr m_next_pos
 Next position. More...
 
- Protected Attributes inherited from PFS_engine_table
const PFS_engine_table_sharem_share_ptr
 Table share. More...
 
void * m_pos_ptr
 Opaque pointer to the m_pos position of this cursor. More...
 
time_normalizerm_normalizer
 Current normalizer. More...
 
PFS_engine_index_abstractm_index
 Current index. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from cursor_by_thread_connect_attr
static ha_rows get_row_count ()
 
- Static Public Member Functions inherited from PFS_engine_table
static PFS_engine_table_sharefind_engine_table_share (const char *name)
 Find a table share by name. More...
 

Detailed Description

Abstract table PERFORMANCE_SCHEMA.SESSION_CONNECT_ATTRS.

Constructor & Destructor Documentation

◆ table_session_connect()

table_session_connect::table_session_connect ( const PFS_engine_table_share share)
explicitprotected

◆ ~table_session_connect()

table_session_connect::~table_session_connect ( )
override

Member Function Documentation

◆ index_init()

int table_session_connect::index_init ( uint  idx,
bool  sorted 
)
overrideprotectedvirtual

Reimplemented from cursor_by_thread_connect_attr.

◆ index_next()

int table_session_connect::index_next ( void  )
overrideprotectedvirtual

Find key in index, read record.

Reimplemented from cursor_by_thread_connect_attr.

◆ make_row()

int table_session_connect::make_row ( PFS_thread pfs,
uint  ordinal 
)
overrideprotectedvirtual

◆ read_row_values()

int table_session_connect::read_row_values ( TABLE table,
unsigned char *  buf,
Field **  fields,
bool  read_all 
)
overrideprotectedvirtual

Read the current row values.

Parameters
tableTable handle
bufrow buffer
fieldsTable fields
read_alltrue if all columns are read.

Implements PFS_engine_table.

◆ thread_fits()

bool table_session_connect::thread_fits ( PFS_thread thread)
protectedvirtual

Member Data Documentation

◆ m_copy_session_connect_attrs

char* table_session_connect::m_copy_session_connect_attrs
protected

Safe copy of PFS_thread::m_session_connect_attrs.

◆ m_copy_session_connect_attrs_length

uint table_session_connect::m_copy_session_connect_attrs_length
protected

Safe copy of PFS_thread::m_session_connect_attrs_length.

◆ m_opened_index

PFS_index_session_connect* table_session_connect::m_opened_index
protected

◆ m_row

row_session_connect_attrs table_session_connect::m_row
protected

Current row.


The documentation for this class was generated from the following files: