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!6096 页面可见性与vacuum优化

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Merge pull request !6096 from laishenghao/visible-opt-serial
This commit is contained in:
opengauss_bot
2024-09-02 06:33:03 +00:00
committed by Gitee
parent 5763d342eb 48982dedc1
commit a2eb78db5c
10 changed files with 221 additions and 24 deletions
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1
src/include/knl/knl_guc/knl_session_attr_storage.h
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@ -112,6 +112,7 @@ typedef struct knl_session_attr_storage {
bool guc_most_available_sync;
bool enable_show_any_tuples;
bool enable_debug_vacuum;
bool enableVacuumExtremeXmin;
bool enable_adio_debug;
bool gds_debug_mod;
bool log_pagewriter;

1
src/include/storage/procarray.h
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@ -96,6 +96,7 @@ extern TransactionId GetOldestCatalogXmin();
extern TransactionId GetRecentGlobalXmin(void);
extern TransactionId GetOldestXmin(Relation rel, bool bFixRecentGlobalXmin = false,
bool bRecentGlobalXminNoCheck = false);
extern TransactionId GetVacuumExtremeOldestXmin();
extern TransactionId GetGlobalOldestXmin(void);
extern TransactionId GetOldestXminForUndo(TransactionId * recycleXmin);
extern void CheckCurrentTimeline(GTM_Timeline timeline);