Fix typos in comments.

Author: Masahiko Sawada
Reviewed-by: Fujii Masao
Discussion: https://postgr.es/m/CA+fd4k4m9hFSrRLB3etPWO5_v5=MujVZWRtz63q+55hM0Dz25Q@mail.gmail.com

diff --git a/src/backend/storage/ipc/procarray.c b/src/backend/storage/ipc/procarray.c
index 60b7a5db8e07a6edd8d94b55a041080f98d7e4a8..45eab7e5a6220268ce3d409ac91006600c512689 100644 (file)
--- a/src/backend/storage/ipc/procarray.c
+++ b/src/backend/storage/ipc/procarray.c
@@ -198,7 +198,7 @@ typedef struct ComputeXidHorizonsResult
         * be removed.
         *
         * This likely should only be needed to determine whether pg_subtrans can
-        * be truncated. It currently includes the effects of replications slots,
+        * be truncated. It currently includes the effects of replication slots,
         * for historical reasons. But that could likely be changed.
         */
        TransactionId oldest_considered_running;
@@ -207,7 +207,7 @@ typedef struct ComputeXidHorizonsResult
         * Oldest xid for which deleted tuples need to be retained in shared
         * tables.
         *
-        * This includes the effects of replications lots. If that's not desired,
+        * This includes the effects of replication slots. If that's not desired,
         * look at shared_oldest_nonremovable_raw;
         */
        TransactionId shared_oldest_nonremovable;