hvanhovell commented on code in PR #52200:
URL: https://github.com/apache/spark/pull/52200#discussion_r2317151452
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sql/connect/common/src/main/protobuf/spark/connect/base.proto:
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@@ -1095,6 +1095,54 @@ message CheckpointCommandResult {
CachedRemoteRelation relation = 1;
}
+message CloneSessionRequest {
+ // (Required)
+ //
+ // The session_id specifies a spark session for a user id (which is specified
+ // by user_context.user_id). The session_id is set by the client to be able
to
+ // collate streaming responses from different queries within the dedicated
session.
+ // The id should be an UUID string of the format
`00112233-4455-6677-8899-aabbccddeeff`
+ string session_id = 1;
+
+ // (Optional)
+ //
+ // Server-side generated idempotency key from the previous responses (if
any). Server
+ // can use this to validate that the server side session has not changed.
+ optional string client_observed_server_side_session_id = 5;
+
+ // (Required) User context
+ //
+ // user_context.user_id and session_id both identify a unique remote spark
session on the
+ // server side.
+ UserContext user_context = 2;
+
+ // Provides optional information about the client sending the request. This
field
+ // can be used for language or version specific information and is only
intended for
+ // logging purposes and will not be interpreted by the server.
+ optional string client_type = 3;
+
+ // (Optional)
+ // The session_id for the new cloned session. If not provided, a new UUID
will be generated.
Review Comment:
Is the server allowed to return a different session id if you provide this
id?
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