diff options
Diffstat (limited to 'src/include/utils/tqual.h')
| -rw-r--r-- | src/include/utils/tqual.h | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/src/include/utils/tqual.h b/src/include/utils/tqual.h index 4cb685968b1..d8aa6638f6a 100644 --- a/src/include/utils/tqual.h +++ b/src/include/utils/tqual.h @@ -7,7 +7,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: tqual.h,v 1.24 1999/07/15 23:04:24 momjian Exp $ + * $Id: tqual.h,v 1.25 1999/09/29 16:06:28 wieck Exp $ * *------------------------------------------------------------------------- */ @@ -30,6 +30,7 @@ typedef SnapshotData *Snapshot; #define SnapshotNow ((Snapshot) 0x0) #define SnapshotSelf ((Snapshot) 0x1) +#define SnapshotAny ((Snapshot) 0x2) extern Snapshot SnapshotDirty; extern Snapshot QuerySnapshot; @@ -37,6 +38,7 @@ extern Snapshot SerializableSnapshot; #define IsSnapshotNow(snapshot) ((Snapshot) snapshot == SnapshotNow) #define IsSnapshotSelf(snapshot) ((Snapshot) snapshot == SnapshotSelf) +#define IsSnapshotAny(snapshot) ((Snapshot) snapshot == SnapshotAny) #define IsSnapshotDirty(snapshot) ((Snapshot) snapshot == SnapshotDirty) extern TransactionId HeapSpecialTransactionId; @@ -55,18 +57,22 @@ extern CommandId HeapSpecialCommandId; false \ : \ ( \ - (IsSnapshotSelf(snapshot) || heapisoverride()) ? \ - HeapTupleSatisfiesItself((tuple)->t_data) \ + (IsSnapshotAny(snapshot) || heapisoverride()) ? \ + true \ : \ - ((IsSnapshotDirty(snapshot)) ? \ - HeapTupleSatisfiesDirty((tuple)->t_data) \ + ((IsSnapshotSelf(snapshot) || heapisoverride()) ? \ + HeapTupleSatisfiesItself((tuple)->t_data) \ : \ - ((IsSnapshotNow(snapshot)) ? \ - HeapTupleSatisfiesNow((tuple)->t_data) \ + ((IsSnapshotDirty(snapshot)) ? \ + HeapTupleSatisfiesDirty((tuple)->t_data) \ : \ - HeapTupleSatisfiesSnapshot((tuple)->t_data, snapshot) \ - ) \ + ((IsSnapshotNow(snapshot)) ? \ + HeapTupleSatisfiesNow((tuple)->t_data) \ + : \ + HeapTupleSatisfiesSnapshot((tuple)->t_data, snapshot) \ + ) \ ) \ + ) \ ) \ ) |