page_track_service.h File Reference

#include <mysql/components/service.h>
#include <functional>
#include <stddef.h>
#include <stdint.h>

Go to the source code of this file.

Classes
struct	s_mysql_mysql_page_track

Macros
#define	MYSQL_THD   THD *

Typedefs
typedef int(*	Page_Track_Callback) (MYSQL_THD thd, const unsigned char *buffer, size_t buf_len, int num_pages, void *user_ctx)
	Page tracking callback function. More...
typedef struct s_mysql_mysql_page_track	mysql_service_mysql_page_track_t

Enumerations
enum	Page_Track_SE { PAGE_TRACK_SE_INNODB = 1 }
	SE for the page tracking. More...

Macro Definition Documentation

MYSQL_THD

#define MYSQL_THD   THD *

Typedef Documentation

mysql_service_mysql_page_track_t

typedef struct s_mysql_mysql_page_track mysql_service_mysql_page_track_t

Page_Track_Callback

typedef int(* Page_Track_Callback) (MYSQL_THD thd, const unsigned char *buffer, size_t buf_len, int num_pages, void *user_ctx)

Page tracking callback function.

Parameters

[in]	thd	Current thread context
[in]	buffer	buffer filled with 8 byte page ids; the format is specific to SE. For InnoDB it is space_id (4 bytes) followed by page number (4 bytes)
[in]	buf_len	length of buffer in bytes
[in]	num_pages	number of valid page IDs in buffer
[in,out]	user_ctx	user context passed to page tracking function

Returns

Operation status.

Enumeration Type Documentation

Page_Track_SE

enum Page_Track_SE

SE for the page tracking.

Currently supports only in InnoDB.

Enumerator
PAGE_TRACK_SE_INNODB