diff options
Diffstat (limited to 'src/include/storage/predicate_internals.h')
| -rw-r--r-- | src/include/storage/predicate_internals.h | 49 |
1 files changed, 24 insertions, 25 deletions
diff --git a/src/include/storage/predicate_internals.h b/src/include/storage/predicate_internals.h index 48e6471ddca..89874a5c3b6 100644 --- a/src/include/storage/predicate_internals.h +++ b/src/include/storage/predicate_internals.h @@ -78,10 +78,10 @@ typedef struct SERIALIZABLEXACT /* these values are not both interesting at the same time */ union { - SerCommitSeqNo earliestOutConflictCommit; /* when committed with - * conflict out */ - SerCommitSeqNo lastCommitBeforeSnapshot; /* when not committed or - * no conflict out */ + SerCommitSeqNo earliestOutConflictCommit; /* when committed with + * conflict out */ + SerCommitSeqNo lastCommitBeforeSnapshot; /* when not committed or + * no conflict out */ } SeqNo; SHM_QUEUE outConflicts; /* list of write transactions whose data we * couldn't read. */ @@ -99,18 +99,18 @@ typedef struct SERIALIZABLEXACT TransactionId topXid; /* top level xid for the transaction, if one * exists; else invalid */ - TransactionId finishedBefore; /* invalid means still running; else - * the struct expires when no - * serializable xids are before this. */ + TransactionId finishedBefore; /* invalid means still running; else the + * struct expires when no serializable + * xids are before this. */ TransactionId xmin; /* the transaction's snapshot xmin */ uint32 flags; /* OR'd combination of values defined below */ int pid; /* pid of associated process */ } SERIALIZABLEXACT; -#define SXACT_FLAG_COMMITTED 0x00000001 /* already committed */ -#define SXACT_FLAG_PREPARED 0x00000002 /* about to commit */ -#define SXACT_FLAG_ROLLED_BACK 0x00000004 /* already rolled back */ -#define SXACT_FLAG_DOOMED 0x00000008 /* will roll back */ +#define SXACT_FLAG_COMMITTED 0x00000001 /* already committed */ +#define SXACT_FLAG_PREPARED 0x00000002 /* about to commit */ +#define SXACT_FLAG_ROLLED_BACK 0x00000004 /* already rolled back */ +#define SXACT_FLAG_DOOMED 0x00000008 /* will roll back */ /* * The following flag actually means that the flagged transaction has a * conflict out *to a transaction which committed ahead of it*. It's hard @@ -153,25 +153,24 @@ typedef struct PredXactListData * but are not needed outside the predicate.c source file. Protected by * SerializableXactHashLock. */ - TransactionId SxactGlobalXmin; /* global xmin for active serializable - * transactions */ + TransactionId SxactGlobalXmin; /* global xmin for active serializable + * transactions */ int SxactGlobalXminCount; /* how many active serializable * transactions have this xmin */ - int WritableSxactCount; /* how many non-read-only serializable - * transactions are active */ - SerCommitSeqNo LastSxactCommitSeqNo; /* a strictly monotonically - * increasing number for - * commits of serializable - * transactions */ + int WritableSxactCount; /* how many non-read-only serializable + * transactions are active */ + SerCommitSeqNo LastSxactCommitSeqNo; /* a strictly monotonically + * increasing number for commits + * of serializable transactions */ /* Protected by SerializableXactHashLock. */ - SerCommitSeqNo CanPartialClearThrough; /* can clear predicate locks - * and inConflicts for - * committed transactions - * through this seq no */ + SerCommitSeqNo CanPartialClearThrough; /* can clear predicate locks and + * inConflicts for committed + * transactions through this seq + * no */ /* Protected by SerializableFinishedListLock. */ SerCommitSeqNo HavePartialClearedThrough; /* have cleared through this * seq no */ - SERIALIZABLEXACT *OldCommittedSxact; /* shared copy of dummy sxact */ + SERIALIZABLEXACT *OldCommittedSxact; /* shared copy of dummy sxact */ PredXactListElement element; } PredXactListData; @@ -477,4 +476,4 @@ extern PredicateLockData *GetPredicateLockStatusData(void); extern int GetSafeSnapshotBlockingPids(int blocked_pid, int *output, int output_size); -#endif /* PREDICATE_INTERNALS_H */ +#endif /* PREDICATE_INTERNALS_H */ |