shunping commented on code in PR #30317:
URL: https://github.com/apache/beam/pull/30317#discussion_r1500872501
##########
model/fn-execution/src/main/proto/org/apache/beam/model/fn_execution/v1/beam_fn_api.proto:
##########
@@ -1075,6 +1111,42 @@ message StateClearRequest {}
// A response to clear state.
message StateClearResponse {}
+// A message describes a sort key range [start, end).
+message OrderedListRange {
+ int64 start = 1;
+ int64 end = 2;
+}
+
+// A data entry which is tagged with a sort key.
+message OrderedListEntry {
+ int64 sort_key = 1;
+ bytes data = 2;
+}
+
+// This request will fetch an ordered list with a sort key range. If the
+// timestamp range is not specified, the runner should use [MIN_INT64,
+// MAX_INT64) by default.
+message OrderedListStateGetRequest {
+ bytes continuation_token = 1;
+ OrderedListRange range = 2;
+}
+
+// A response to the get state request for an ordered list.
+message OrderedListStateGetResponse {
+ bytes continuation_token = 1;
+ bytes data = 2;
+}
+
+// A request to update an ordered list
+message OrderedListStateUpdateRequest {
+ // when the request is processed, deletes should always happen before
inserts.
Review Comment:
Yep. I am planning to add an addendum to the original design doc to
summarize the decisions we make here. We should have that after this round of
review completes.
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