Gtid_specification Struct Reference

#include <rpl_gtid.h>

Collaboration diagram for Gtid_specification:

Public Member Functions
void	set (rpl_sidno sidno, rpl_gno gno)
	Set the type to GTID_GROUP and SID, GNO to the given values.
void	set (const Gtid &gtid_param)
	Set the type to GTID_GROUP and SID, GNO to the given Gtid.
void	set_automatic ()
	Set the type to AUTOMATIC_GROUP.
void	set_undefined ()
	Set to undefined if the current type is GTID_GROUP.
void	clear ()
	Set the type to GTID_GROUP and SID, GNO to 0, 0.
bool	equals (const Gtid_specification &other) const
	Return true if this Gtid_specification is equal to 'other'.
bool	equals (const Gtid &other_gtid) const
enum_return_status	parse (Sid_map *sid_map, const char *text)
int	to_string (const Sid_map *sid_map, char *buf) const
int	to_string (const rpl_sid *sid, char *buf) const
void	print () const
	Debug only: print this Gtid_specification to stdout.
void	dbug_print (const char *text="") const

Static Public Member Functions
static enum_group_type	get_type (const char *text)
static bool	is_valid (const char *text)
	Returns true if the given string is a valid Gtid_specification.

Public Attributes
enum_group_type	type
	The type of this GTID.
Gtid	gtid

Static Public Attributes
static const int	MAX_TEXT_LENGTH = Uuid::TEXT_LENGTH + 1 + MAX_GNO_TEXT_LENGTH

Detailed Description

This struct represents a specification of a GTID for a statement to be executed: either "AUTOMATIC", "ANONYMOUS", or "SID:GNO".

This is a POD. It has to be a POD because it is used in THD::variables.

Definition at line 2375 of file rpl_gtid.h.

Member Function Documentation

void Gtid_specification::dbug_print ( const char *  text = "" ) const

inline

Print this Gtid_specificatoin to the trace file if debug is enabled; no-op otherwise.

Definition at line 2465 of file rpl_gtid.h.

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bool Gtid_specification::equals ( const Gtid &  other_gtid ) const

inline

Return true if this Gtid_specification is a GTID_GROUP with the same SID, GNO as 'other_gtid'.

Definition at line 2413 of file rpl_gtid.h.

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enum_group_type Gtid_specification::get_type ( const char *  text )

static

Returns the type of the group, if the given string is a valid Gtid_specification; INVALID otherwise.

Definition at line 54 of file rpl_gtid_specification.cc.

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enum_return_status Gtid_specification::parse	(	Sid_map *	sid_map,
		const char *	text
	)

Parses the given string and stores in this Gtid_specification.

Parameters

text	The text to parse

Returns

RETURN_STATUS_OK or RETURN_STATUS_REPORTED_ERROR.

Definition at line 29 of file rpl_gtid_specification.cc.

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int Gtid_specification::to_string	(	const Sid_map *	sid_map,
		char *	buf
	)		const

Writes this Gtid_specification to the given string buffer.

Parameters

sid_map	Sid_map to use if the type of this Gtid_specification is GTID_GROUP.
buf[out]	The buffer

Return values

The	number of characters written.

Definition at line 95 of file rpl_gtid_specification.cc.

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int Gtid_specification::to_string	(	const rpl_sid *	sid,
		char *	buf
	)		const

Writes this Gtid_specification to the given string buffer.

Parameters

sid	SID to use if the type of this Gtid_specification is GTID_GROUP. Can be NULL if this Gtid_specification is ANONYMOUS_GROUP or AUTOMATIC_GROUP.
buf[out]	The buffer

Return values

The	number of characters written. [out]

Definition at line 69 of file rpl_gtid_specification.cc.

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Member Data Documentation

Gtid Gtid_specification::gtid

The GTID: { SIDNO, GNO } if type == GTID; { 0, 0 } if type == AUTOMATIC or ANONYMOUS.

Definition at line 2384 of file rpl_gtid.h.

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

• sql/rpl_gtid.h
• sql/rpl_gtid_specification.cc