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mvcc_snapshot Struct Reference

#include <mvcc.h>

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Public Member Functions

 mvcc_snapshot ()
 
void reset ()
 
mvcc_snapshot & operator= (const mvcc_snapshot &snapshot)=delete
 
void copy_to (mvcc_snapshot &other) const
 

Public Attributes

MVCCID lowest_active_mvccid
 
MVCCID highest_completed_mvccid
 
mvcc_active_tran m_active_mvccs
 
MVCC_SNAPSHOT_FUNC snapshot_fnc
 
bool valid
 

Detailed Description

Definition at line 169 of file mvcc.h.

Constructor & Destructor Documentation

mvcc_snapshot::mvcc_snapshot ( )

Definition at line 643 of file mvcc.c.

Member Function Documentation

void mvcc_snapshot::copy_to ( mvcc_snapshot &  other) const

Definition at line 665 of file mvcc.c.

References mvcc_active_tran::copy_to(), highest_completed_mvccid, mvcc_active_tran::initialize(), lowest_active_mvccid, m_active_mvccs, snapshot_fnc, mvcc_active_tran::THREAD_SAFE, and valid.

Referenced by heap_is_object_not_null().

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mvcc_snapshot& mvcc_snapshot::operator= ( const mvcc_snapshot &  snapshot)
delete
void mvcc_snapshot::reset ( void  )

Definition at line 653 of file mvcc.c.

References highest_completed_mvccid, lowest_active_mvccid, m_active_mvccs, MVCCID_NULL, NULL, mvcc_active_tran::reset(), snapshot_fnc, and valid.

Referenced by mvcc_info::reset().

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Member Data Documentation

MVCCID mvcc_snapshot::highest_completed_mvccid

Definition at line 172 of file mvcc.h.

Referenced by btree_key_find_first_visible_row(), mvcctable::build_mvcc_info(), copy_to(), logtb_complete_sub_mvcc(), mvcc_is_id_in_snapshot(), mvcc_satisfies_dirty(), and reset().

MVCCID mvcc_snapshot::lowest_active_mvccid

Definition at line 171 of file mvcc.h.

Referenced by btree_key_find_first_visible_row(), mvcctable::build_mvcc_info(), copy_to(), mvcc_is_id_in_snapshot(), mvcc_satisfies_dirty(), and reset().

mvcc_active_tran mvcc_snapshot::m_active_mvccs

Definition at line 174 of file mvcc.h.

Referenced by mvcctable::build_mvcc_info(), copy_to(), logtb_complete_sub_mvcc(), logtb_finalize_mvcc_testing(), logtb_free_tran_mvcc_info(), mvcc_is_id_in_snapshot(), and reset().

MVCC_SNAPSHOT_FUNC mvcc_snapshot::snapshot_fnc

Definition at line 176 of file mvcc.h.

Referenced by btree_key_delete_remove_object(), btree_key_find_and_insert_delete_mvccid(), btree_key_find_first_visible_row(), btree_key_lock_and_append_object_unique(), btree_key_record_check_no_visible(), btree_load_check_fk(), btree_record_get_num_visible_oids(), btree_record_satisfies_snapshot(), btree_select_visible_object_for_range_scan(), btree_sort_get_next(), mvcctable::build_mvcc_info(), copy_to(), heap_get_if_diff_chn(), heap_get_visible_version_from_log(), heap_get_visible_version_internal(), heap_is_object_not_null(), locator_lock_and_get_object_internal(), locator_lock_and_get_object_with_evaluation(), overflow_get_nbytes(), reset(), xbtree_find_unique(), xlocator_fetch(), and xlocator_fetch_all().

bool mvcc_snapshot::valid

Definition at line 178 of file mvcc.h.

Referenced by mvcctable::build_mvcc_info(), copy_to(), logtb_complete_mvcc(), logtb_complete_sub_mvcc(), logtb_get_mvcc_snapshot(), logtb_invalidate_snapshot_data(), qexec_evaluate_aggregates_optimize(), and reset().

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