File mvcc.c¶

FileList > cubrid > src > transaction > mvcc.c

#include "mvcc.h"
#include "dbtype.h"
#include "heap_file.h"
#include "page_buffer.h"
#include "overflow_file.h"
#include "perf_monitor.h"
#include "porting_inline.hpp"
#include "vacuum.h"

Public Types¶

Type	Name
enum	mvcc_8c_1a223be06596dd9ff740bf0a09c8632294

Public Functions¶

Type	Name
bool	mvcc_is_mvcc_disabled_class (const OID * class_oid)
MVCC_SATISFIES_SNAPSHOT_RESULT	mvcc_is_not_deleted_for_snapshot (THREAD_ENTRY * thread_p, MVCC_REC_HEADER * rec_header, MVCC_SNAPSHOT * snapshot)
MVCC_SATISFIES_DELETE_RESULT	mvcc_satisfies_delete (THREAD_ENTRY * thread_p, MVCC_REC_HEADER * rec_header)
MVCC_SATISFIES_SNAPSHOT_RESULT	mvcc_satisfies_dirty (THREAD_ENTRY * thread_p, MVCC_REC_HEADER * rec_header, MVCC_SNAPSHOT * snapshot)
MVCC_SATISFIES_SNAPSHOT_RESULT	mvcc_satisfies_snapshot (THREAD_ENTRY * thread_p, MVCC_REC_HEADER * rec_header, MVCC_SNAPSHOT * snapshot)
MVCC_SATISFIES_VACUUM_RESULT	mvcc_satisfies_vacuum (THREAD_ENTRY * thread_p, MVCC_REC_HEADER * rec_header, MVCCID oldest_mvccid)

Public Static Functions¶

Type	Name
bool	mvcc_is_active_id (THREAD_ENTRY * thread_p, MVCCID mvccid)
bool	mvcc_is_id_in_snapshot (THREAD_ENTRY * thread_p, MVCCID mvcc_id, MVCC_SNAPSHOT * snapshot)

Macros¶

Type	Name
define	MVCC_IS_REC_DELETED_SINCE_MVCCID (rec_header_p, mvcc_id) `(![MVCC\_ID\_PRECEDES](mvcc_8h.md#define-mvcc_id_precedes) (([rec\_header\_p](broker__monitor_8c.md#function-timeout))->mvcc\_del\_id, (mvcc\_id)))`
define	MVCC_IS_REC_DELETER_ACTIVE (thread_p, rec_header_p) `([mvcc\_is\_active\_id](mvcc_8c.md#function-mvcc_is_active_id) (thread\_p, ([rec\_header\_p](broker__monitor_8c.md#function-timeout))->mvcc\_del\_id))`
define	MVCC_IS_REC_DELETER_IN_SNAPSHOT (thread_p, rec_header_p, snapshot) `([mvcc\_is\_id\_in\_snapshot](mvcc_8c.md#function-mvcc_is_id_in_snapshot) (thread\_p, ([rec\_header\_p](broker__monitor_8c.md#function-timeout))->mvcc\_del\_id, (snapshot)))`
define	MVCC_IS_REC_INSERTED_SINCE_MVCCID (rec_header_p, mvcc_id) `(![MVCC\_ID\_PRECEDES](mvcc_8h.md#define-mvcc_id_precedes) (([rec\_header\_p](broker__monitor_8c.md#function-timeout))->mvcc\_ins\_id, (mvcc\_id)))`
define	MVCC_IS_REC_INSERTER_ACTIVE (thread_p, rec_header_p) `([mvcc\_is\_active\_id](mvcc_8c.md#function-mvcc_is_active_id) (thread\_p, ([rec\_header\_p](broker__monitor_8c.md#function-timeout))->mvcc\_ins\_id))`
define	MVCC_IS_REC_INSERTER_IN_SNAPSHOT (thread_p, rec_header_p, snapshot) `([mvcc\_is\_id\_in\_snapshot](mvcc_8c.md#function-mvcc_is_id_in_snapshot) (thread\_p, ([rec\_header\_p](broker__monitor_8c.md#function-timeout))->mvcc\_ins\_id, (snapshot)))`

Public Types Documentation¶

enum mvcc_8c_1a223be06596dd9ff740bf0a09c8632294¶

enum mvcc_8c_1a223be06596dd9ff740bf0a09c8632294 {
    NOT_VISITED = -1,
    VISITED_DEAD = -2,
    VISITED_ALIVE = -3
};

Public Functions Documentation¶

function mvcc_is_mvcc_disabled_class¶

bool mvcc_is_mvcc_disabled_class (
    const  OID * class_oid
)

function mvcc_is_not_deleted_for_snapshot¶

MVCC_SATISFIES_SNAPSHOT_RESULT mvcc_is_not_deleted_for_snapshot (
    THREAD_ENTRY * thread_p,
    MVCC_REC_HEADER * rec_header,
    MVCC_SNAPSHOT * snapshot
)

function mvcc_satisfies_delete¶

MVCC_SATISFIES_DELETE_RESULT mvcc_satisfies_delete (
    THREAD_ENTRY * thread_p,
    MVCC_REC_HEADER * rec_header
)

function mvcc_satisfies_dirty¶

MVCC_SATISFIES_SNAPSHOT_RESULT mvcc_satisfies_dirty (
    THREAD_ENTRY * thread_p,
    MVCC_REC_HEADER * rec_header,
    MVCC_SNAPSHOT * snapshot
)

function mvcc_satisfies_snapshot¶

MVCC_SATISFIES_SNAPSHOT_RESULT mvcc_satisfies_snapshot (
    THREAD_ENTRY * thread_p,
    MVCC_REC_HEADER * rec_header,
    MVCC_SNAPSHOT * snapshot
)

function mvcc_satisfies_vacuum¶

MVCC_SATISFIES_VACUUM_RESULT mvcc_satisfies_vacuum (
    THREAD_ENTRY * thread_p,
    MVCC_REC_HEADER * rec_header,
    MVCCID oldest_mvccid
)

Public Static Functions Documentation¶

function mvcc_is_active_id¶

static inline bool mvcc_is_active_id (
    THREAD_ENTRY * thread_p,
    MVCCID mvccid
)

function mvcc_is_id_in_snapshot¶

static inline bool mvcc_is_id_in_snapshot (
    THREAD_ENTRY * thread_p,
    MVCCID mvcc_id,
    MVCC_SNAPSHOT * snapshot
)

Macro Definition Documentation¶

define MVCC_IS_REC_DELETED_SINCE_MVCCID¶

#define MVCC_IS_REC_DELETED_SINCE_MVCCID (
    rec_header_p,
    mvcc_id
) `(! MVCC_ID_PRECEDES (( rec_header_p )->mvcc_del_id, (mvcc_id)))`

define MVCC_IS_REC_DELETER_ACTIVE¶

#define MVCC_IS_REC_DELETER_ACTIVE (
    thread_p,
    rec_header_p
) `( mvcc_is_active_id (thread_p, ( rec_header_p )->mvcc_del_id))`

define MVCC_IS_REC_DELETER_IN_SNAPSHOT¶

#define MVCC_IS_REC_DELETER_IN_SNAPSHOT (
    thread_p,
    rec_header_p,
    snapshot
) `( mvcc_is_id_in_snapshot (thread_p, ( rec_header_p )->mvcc_del_id, (snapshot)))`

define MVCC_IS_REC_INSERTED_SINCE_MVCCID¶

#define MVCC_IS_REC_INSERTED_SINCE_MVCCID (
    rec_header_p,
    mvcc_id
) `(! MVCC_ID_PRECEDES (( rec_header_p )->mvcc_ins_id, (mvcc_id)))`

define MVCC_IS_REC_INSERTER_ACTIVE¶

#define MVCC_IS_REC_INSERTER_ACTIVE (
    thread_p,
    rec_header_p
) `( mvcc_is_active_id (thread_p, ( rec_header_p )->mvcc_ins_id))`

define MVCC_IS_REC_INSERTER_IN_SNAPSHOT¶

#define MVCC_IS_REC_INSERTER_IN_SNAPSHOT (
    thread_p,
    rec_header_p,
    snapshot
) `( mvcc_is_id_in_snapshot (thread_p, ( rec_header_p )->mvcc_ins_id, (snapshot)))`

The documentation for this class was generated from the following file cubrid/src/transaction/mvcc.c