diff options
Diffstat (limited to 'src/include/access/transam.h')
| -rw-r--r-- | src/include/access/transam.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/access/transam.h b/src/include/access/transam.h index 8376dfd669b..a9774e9f593 100644 --- a/src/include/access/transam.h +++ b/src/include/access/transam.h @@ -63,6 +63,11 @@ (AssertMacro(TransactionIdIsNormal(id1) && TransactionIdIsNormal(id2)), \ (int32) ((id1) - (id2)) < 0) +/* compare two XIDs already known to be normal; this is a macro for speed */ +#define NormalTransactionIdFollows(id1, id2) \ + (AssertMacro(TransactionIdIsNormal(id1) && TransactionIdIsNormal(id2)), \ + (int32) ((id1) - (id2)) > 0) + /* ---------- * Object ID (OID) zero is InvalidOid. * |