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-rw-r--r--src/include/storage/standby.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/storage/standby.h b/src/include/storage/standby.h
index 346a3108bc1..23612435148 100644
--- a/src/include/storage/standby.h
+++ b/src/include/storage/standby.h
@@ -72,7 +72,7 @@ typedef struct RunningTransactionsData
int xcnt; /* # of xact ids in xids[] */
int subxcnt; /* # of subxact ids in xids[] */
bool subxid_overflow; /* snapshot overflowed, subxids missing */
- TransactionId nextXid; /* copy of ShmemVariableCache->nextXid */
+ TransactionId nextXid; /* xid from ShmemVariableCache->nextFullXid */
TransactionId oldestRunningXid; /* *not* oldestXmin */
TransactionId latestCompletedXid; /* so we can set xmax */