docs: reference WAL cancellation safety ticket
Reference
@@ -39,6 +39,8 @@ where
async fn apply(&self, op: DmlOperation) -> Result<(), Self::Error> {
// TODO: cancellation safety
//
+ // See https://github.com/influxdata/influxdb_iox/issues/6281.
+ //
// Once an item is in the WAL, it should be passed into the inner
// DmlSink so that is becomes readable - failing to do this means writes
// will randomly appear after replaying the WAL.
