diff options
Diffstat (limited to 'src/include/replication')
| -rw-r--r-- | src/include/replication/conflict.h | 3 | ||||
| -rw-r--r-- | src/include/replication/worker_internal.h | 5 |
2 files changed, 6 insertions, 2 deletions
diff --git a/src/include/replication/conflict.h b/src/include/replication/conflict.h index 6c59125f256..ff3cb8416ec 100644 --- a/src/include/replication/conflict.h +++ b/src/include/replication/conflict.h @@ -32,6 +32,9 @@ typedef enum /* The updated row value violates unique constraint */ CT_UPDATE_EXISTS, + /* The row to be updated was concurrently deleted by a different origin */ + CT_UPDATE_DELETED, + /* The row to be updated is missing */ CT_UPDATE_MISSING, diff --git a/src/include/replication/worker_internal.h b/src/include/replication/worker_internal.h index 0c7b8440a61..7c0204dd6f4 100644 --- a/src/include/replication/worker_internal.h +++ b/src/include/replication/worker_internal.h @@ -87,8 +87,9 @@ typedef struct LogicalRepWorker bool parallel_apply; /* - * The changes made by this and later transactions must be retained to - * ensure reliable conflict detection during the apply phase. + * Changes made by this transaction and subsequent ones must be preserved. + * This ensures that update_deleted conflicts can be accurately detected + * during the apply phase of logical replication by this worker. * * The logical replication launcher manages an internal replication slot * named "pg_conflict_detection". It asynchronously collects this ID to |