sryza commented on code in PR #52154:
URL: https://github.com/apache/spark/pull/52154#discussion_r2377234526
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sql/connect/common/src/main/protobuf/spark/connect/pipelines.proto:
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@@ -90,6 +92,27 @@ message PipelineCommand {
optional string format = 8;
}
+ // Metadata about why a query function failed to be executed successfully.
+ message QueryFunctionFailure {
+ oneof reason {
+ // The logical plan that the query function needed to eagerly analyze in
order to know
+ // the schema / isStreaming / etc of the plan it produced, but could not
because it has
+ // unresolved dependencies.
+ spark.connect.Relation unresolved_dependency_plan = 1;
Review Comment:
Vs. passing a list of missing dependencies, which will lead to a simpler
backend implementation?
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