#include <table_plugin_table.h>

Inheritance diagram for table_plugin_table:

Public Member Functions
int	delete_all_rows ()

void	reset_position () override
	Reset the cursor position to the beginning of the table. More...

int	rnd_init (bool scan) override
	Initialize table scan. 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...

int	index_init (uint idx, bool sorted) override

int	index_next () override
	Find key in index, read record. More...

	table_plugin_table (PFS_engine_table_share *share)

	~table_plugin_table () override

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	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...

Static Public Member Functions
static PFS_engine_table *	create (PFS_engine_table_share *share)

Static Public Member Functions inherited from PFS_engine_table
static PFS_engine_table_share *	find_engine_table_share (const char *name)
	Find a table share by name. More...

Public Attributes
PFS_engine_table_share *	m_share
	Table share. More...

PFS_engine_table_proxy *	m_st_table

PSI_table_handle *	plugin_table_handle

Protected Member Functions
int	read_row_values (TABLE table, unsigned char buf, Field **fields, bool read_all) override
	Read the current row values. More...

int	update_row_values (TABLE table, const unsigned char , unsigned char , Field *fields) override
	Update the current row values. More...

int	delete_row_values (TABLE table, const unsigned char buf, Field **fields) override
	Delete a row. More...

Protected Member Functions inherited from PFS_engine_table
	PFS_engine_table (const PFS_engine_table_share share, void pos)
	Constructor. More...

Private Attributes
THR_LOCK *	m_table_lock
	Table share lock. More...

bool	m_row_exists
	True is the current row exists. More...

PSI_pos *	m_pos
	Current position. More...

PSI_pos *	m_next_pos
	Next position. More...

PFS_plugin_table_index *	m_opened_index

Additional Inherited Members
Protected Attributes inherited from PFS_engine_table
const PFS_engine_table_share *	m_share_ptr
	Table share. More...

void *	m_pos_ptr
	Opaque pointer to the `m_pos` position of this cursor. More...

time_normalizer *	m_normalizer
	Current normalizer. More...

PFS_engine_index_abstract *	m_index
	Current index. More...

Constructor & Destructor Documentation

◆ table_plugin_table()

table_plugin_table::table_plugin_table ( PFS_engine_table_share * share )

explicit

◆ ~table_plugin_table()

table_plugin_table::~table_plugin_table ( )

inlineoverride

Member Function Documentation

◆ create()

PFS_engine_table * table_plugin_table::create ( PFS_engine_table_share * share )

static

◆ delete_all_rows()

int table_plugin_table::delete_all_rows ( void )

◆ delete_row_values()

int table_plugin_table::delete_row_values	(	TABLE *	table,
		const unsigned char *	buf,
		Field **	fields
	)

overrideprotectedvirtual

Delete a row.

Parameters

table	Table handle
buf	Row buffer
fields	Table fields

Reimplemented from PFS_engine_table.

◆ index_init()

int table_plugin_table::index_init	(	uint	idx,
		bool	sorted
	)

overridevirtual

Reimplemented from PFS_engine_table.

◆ index_next()

int table_plugin_table::index_next ( )

overridevirtual

Find key in index, read record.

Reimplemented from PFS_engine_table.

◆ read_row_values()

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

overrideprotectedvirtual

Read the current row values.

Parameters

table	Table handle
buf	row buffer
fields	Table fields
read_all	true if all columns are read.

Implements PFS_engine_table.

◆ reset_position()

void table_plugin_table::reset_position ( )

overridevirtual

Reset the cursor position to the beginning of the table.

Implements PFS_engine_table.

◆ rnd_init()

int table_plugin_table::rnd_init ( bool scan )

overridevirtual

Initialize table scan.

Reimplemented from PFS_engine_table.

◆ rnd_next()

int table_plugin_table::rnd_next ( )

overridevirtual

Fetch the next row in this cursor.

Implements PFS_engine_table.

◆ rnd_pos()

int table_plugin_table::rnd_pos ( const void * pos )

overridevirtual

Fetch a row by position.

Parameters

pos	position to fetch

Implements PFS_engine_table.

◆ update_row_values()

int table_plugin_table::update_row_values	(	TABLE *	table,
		const unsigned char *	old_buf,
		unsigned char *	new_buf,
		Field **	fields
	)

overrideprotectedvirtual

Update the current row values.

Parameters

table	Table handle
old_buf	old row buffer
new_buf	new row buffer
fields	Table fields

Reimplemented from PFS_engine_table.

Member Data Documentation

◆ m_next_pos

PSI_pos* table_plugin_table::m_next_pos

private

Next position.

◆ m_opened_index

PFS_plugin_table_index* table_plugin_table::m_opened_index

private

◆ m_pos

PSI_pos* table_plugin_table::m_pos

private

Current position.

◆ m_row_exists

bool table_plugin_table::m_row_exists

private

True is the current row exists.

◆ m_share

PFS_engine_table_share* table_plugin_table::m_share

Table share.

◆ m_st_table

PFS_engine_table_proxy* table_plugin_table::m_st_table

◆ m_table_lock

THR_LOCK* table_plugin_table::m_table_lock

private

Table share lock.

◆ plugin_table_handle

PSI_table_handle* table_plugin_table::plugin_table_handle

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

storage/perfschema/table_plugin_table.h
storage/perfschema/table_plugin_table.cc

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ table_plugin_table()

◆ ~table_plugin_table()

Member Function Documentation

◆ create()

◆ delete_all_rows()

◆ delete_row_values()

◆ index_init()

◆ index_next()

◆ read_row_values()

◆ reset_position()

◆ rnd_init()

◆ rnd_next()

◆ rnd_pos()

◆ update_row_values()

Member Data Documentation

◆ m_next_pos

◆ m_opened_index

◆ m_pos

◆ m_row_exists

◆ m_share

◆ m_st_table

◆ m_table_lock

◆ plugin_table_handle