Transaction_ctx Class Reference

#include <transaction_info.h>

Classes
struct	THD_TRANS

Public Types
enum	enum_trx_scope { STMT = 0 , SESSION }

Public Member Functions
void	register_ha (enum_trx_scope scope, Ha_trx_info *ha_info, handlerton *ht)
void	store_commit_parent (int64 last_arg)
	Transaction_ctx ()
virtual	~Transaction_ctx ()
void	cleanup ()
bool	is_active (enum_trx_scope scope) const
void	push_unsafe_rollback_warnings (THD *thd)
void	merge_unsafe_rollback_flags ()
void	init_mem_root_defaults (ulong trans_alloc_block_size, ulong)
MEM_ROOT *	transaction_memroot ()
void *	allocate_memory (unsigned int size)
void	claim_memory_ownership (bool claim)
void	free_memory ()
char *	strmake (const char *str, size_t len)
void	invalidate_changed_tables_in_cache (THD *thd)
void	add_changed_table (const char *key, uint32 key_length)
Ha_trx_info_list	ha_trx_info (enum_trx_scope scope)
void	set_ha_trx_info (enum_trx_scope scope, Ha_trx_info *trx_info)
XID_STATE *	xid_state ()
const XID_STATE *	xid_state () const
bool	cannot_safely_rollback (enum_trx_scope scope) const
unsigned int	get_unsafe_rollback_flags (enum_trx_scope scope) const
void	set_unsafe_rollback_flags (enum_trx_scope scope, unsigned int flags)
void	add_unsafe_rollback_flags (enum_trx_scope scope, unsigned int flags)
void	reset_unsafe_rollback_flags (enum_trx_scope scope)
void	mark_modified_non_trans_table (enum_trx_scope scope)
bool	has_modified_non_trans_table (enum_trx_scope scope) const
void	mark_created_temp_table (enum_trx_scope scope)
bool	has_created_temp_table (enum_trx_scope scope) const
void	mark_dropped_temp_table (enum_trx_scope scope)
bool	has_dropped_temp_table (enum_trx_scope scope) const
void	reset (enum_trx_scope scope)
bool	is_empty (enum_trx_scope scope) const
void	set_no_2pc (enum_trx_scope scope, bool value)
bool	no_2pc (enum_trx_scope scope) const
int	rw_ha_count (enum_trx_scope scope) const
void	set_rw_ha_count (enum_trx_scope scope, int value)
void	reset_scope (enum_trx_scope scope)
Rpl_transaction_ctx *	get_rpl_transaction_ctx ()
const Rpl_transaction_ctx *	get_rpl_transaction_ctx () const
Rpl_transaction_write_set_ctx *	get_transaction_write_set_ctx ()
const Rpl_transaction_write_set_ctx *	get_transaction_write_set_ctx () const
bool	was_trans_begin_hook_invoked ()
void	set_trans_begin_hook_invoked ()

Public Attributes
SAVEPOINT *	m_savepoints
struct {
bool   enabled {false}
bool   xid_written {false}
bool   real_commit {false}
bool   commit_low {false}
bool   run_hooks {false}
bool   ready_preempt {false}
}	m_flags
int64	last_committed
int64	sequence_number

Private Attributes
THD_TRANS	m_scope_info [2]
XID_STATE	m_xid_state
MEM_ROOT	m_mem_root
Rpl_transaction_ctx	m_rpl_transaction_ctx
Rpl_transaction_write_set_ctx	m_transaction_write_set_ctx
bool	trans_begin_hook_invoked

Member Enumeration Documentation

enum_trx_scope

enum Transaction_ctx::enum_trx_scope

Enumerator
STMT
SESSION

Constructor & Destructor Documentation

Transaction_ctx()

Transaction_ctx::Transaction_ctx

(

)

~Transaction_ctx()

virtual Transaction_ctx::~Transaction_ctx ( )

inlinevirtual

Member Function Documentation

add_changed_table()

void Transaction_ctx::add_changed_table	(	const char *	key,
		uint32	key_length
	)

add_unsafe_rollback_flags()

void Transaction_ctx::add_unsafe_rollback_flags ( enum_trx_scope  scope, unsigned int  flags  )

inline

allocate_memory()

void * Transaction_ctx::allocate_memory ( unsigned int  size )

inline

cannot_safely_rollback()

bool Transaction_ctx::cannot_safely_rollback ( enum_trx_scope  scope ) const

inline

claim_memory_ownership()

void Transaction_ctx::claim_memory_ownership ( bool  claim )

inline

cleanup()

void Transaction_ctx::cleanup ( void  )

inline

free_memory()

void Transaction_ctx::free_memory ( )

inline

get_rpl_transaction_ctx() [1/2]

Rpl_transaction_ctx * Transaction_ctx::get_rpl_transaction_ctx ( )

inline

get_rpl_transaction_ctx() [2/2]

const Rpl_transaction_ctx * Transaction_ctx::get_rpl_transaction_ctx ( ) const

inline

get_transaction_write_set_ctx() [1/2]

Rpl_transaction_write_set_ctx * Transaction_ctx::get_transaction_write_set_ctx ( )

inline

get_transaction_write_set_ctx() [2/2]

const Rpl_transaction_write_set_ctx * Transaction_ctx::get_transaction_write_set_ctx ( ) const

inline

get_unsafe_rollback_flags()

unsigned int Transaction_ctx::get_unsafe_rollback_flags ( enum_trx_scope  scope ) const

inline

ha_trx_info()

Ha_trx_info_list Transaction_ctx::ha_trx_info

(

enum_trx_scope

scope

)

has_created_temp_table()

bool Transaction_ctx::has_created_temp_table ( enum_trx_scope  scope ) const

inline

has_dropped_temp_table()

bool Transaction_ctx::has_dropped_temp_table ( enum_trx_scope  scope ) const

inline

has_modified_non_trans_table()

bool Transaction_ctx::has_modified_non_trans_table ( enum_trx_scope  scope ) const

inline

init_mem_root_defaults()

void Transaction_ctx::init_mem_root_defaults ( ulong  trans_alloc_block_size, ulong    )

inline

invalidate_changed_tables_in_cache()

void Transaction_ctx::invalidate_changed_tables_in_cache

(

THD *

thd

)

is_active()

bool Transaction_ctx::is_active ( enum_trx_scope  scope ) const

inline

is_empty()

bool Transaction_ctx::is_empty ( enum_trx_scope  scope ) const

inline

mark_created_temp_table()

void Transaction_ctx::mark_created_temp_table ( enum_trx_scope  scope )

inline

mark_dropped_temp_table()

void Transaction_ctx::mark_dropped_temp_table ( enum_trx_scope  scope )

inline

mark_modified_non_trans_table()

void Transaction_ctx::mark_modified_non_trans_table ( enum_trx_scope  scope )

inline

merge_unsafe_rollback_flags()

void Transaction_ctx::merge_unsafe_rollback_flags ( )

inline

no_2pc()

bool Transaction_ctx::no_2pc ( enum_trx_scope  scope ) const

inline

push_unsafe_rollback_warnings()

void Transaction_ctx::push_unsafe_rollback_warnings

(

THD *

thd

)

register_ha()

void Transaction_ctx::register_ha	(	enum_trx_scope	scope,
		Ha_trx_info *	ha_info,
		handlerton *	ht
	)

reset()

void Transaction_ctx::reset ( enum_trx_scope  scope )

inline

reset_scope()

void Transaction_ctx::reset_scope ( enum_trx_scope  scope )

inline

reset_unsafe_rollback_flags()

void Transaction_ctx::reset_unsafe_rollback_flags ( enum_trx_scope  scope )

inline

rw_ha_count()

int Transaction_ctx::rw_ha_count ( enum_trx_scope  scope ) const

inline

set_ha_trx_info()

void Transaction_ctx::set_ha_trx_info ( enum_trx_scope  scope, Ha_trx_info *  trx_info  )

inline

set_no_2pc()

void Transaction_ctx::set_no_2pc ( enum_trx_scope  scope, bool  value  )

inline

set_rw_ha_count()

void Transaction_ctx::set_rw_ha_count ( enum_trx_scope  scope, int  value  )

inline

set_trans_begin_hook_invoked()

void Transaction_ctx::set_trans_begin_hook_invoked ( )

inline

set_unsafe_rollback_flags()

void Transaction_ctx::set_unsafe_rollback_flags ( enum_trx_scope  scope, unsigned int  flags  )

inline

store_commit_parent()

void Transaction_ctx::store_commit_parent ( int64  last_arg )

inline

strmake()

char * Transaction_ctx::strmake ( const char *  str, size_t  len  )

inline

transaction_memroot()

MEM_ROOT * Transaction_ctx::transaction_memroot ( )

inline

was_trans_begin_hook_invoked()

bool Transaction_ctx::was_trans_begin_hook_invoked ( )

inline

xid_state() [1/2]

XID_STATE * Transaction_ctx::xid_state ( )

inline

xid_state() [2/2]

const XID_STATE * Transaction_ctx::xid_state ( ) const

inline

Member Data Documentation

commit_low

bool Transaction_ctx::commit_low {false}

enabled

bool Transaction_ctx::enabled {false}

last_committed

int64 Transaction_ctx::last_committed

struct { ... } Transaction_ctx::m_flags

m_mem_root

MEM_ROOT Transaction_ctx::m_mem_root

private

m_rpl_transaction_ctx

Rpl_transaction_ctx Transaction_ctx::m_rpl_transaction_ctx

private

m_savepoints

SAVEPOINT* Transaction_ctx::m_savepoints

m_scope_info

THD_TRANS Transaction_ctx::m_scope_info[2]

private

m_transaction_write_set_ctx

Rpl_transaction_write_set_ctx Transaction_ctx::m_transaction_write_set_ctx

private

m_xid_state

XID_STATE Transaction_ctx::m_xid_state

private

ready_preempt

bool Transaction_ctx::ready_preempt {false}

real_commit

bool Transaction_ctx::real_commit {false}

run_hooks

bool Transaction_ctx::run_hooks {false}

sequence_number

int64 Transaction_ctx::sequence_number

trans_begin_hook_invoked

bool Transaction_ctx::trans_begin_hook_invoked

private

xid_written

bool Transaction_ctx::xid_written {false}

---

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

• sql/transaction_info.h
• sql/transaction_info.cc