`EXPLAIN ANALYZE` with `ALTER TABLE ... EXECUTE optimize` on unpartition tables shows exception message

[ebyhr]

trino:tpch> explain analyze alter table region execute optimize;
Query 20250910_031025_00025_xqb6h failed: Unexpected ExplainAnalyzeNode found in plan; probably connector was not able to handle provided WHERE expression
java.lang.IllegalStateException: Unexpected ExplainAnalyzeNode found in plan; probably connector was not able to handle provided WHERE expression
	at io.trino.sql.planner.sanity.TableExecuteStructureValidator.lambda$validate$1(TableExecuteStructureValidator.java:56)
	at com.google.common.collect.ImmutableList.forEach(ImmutableList.java:421)
	at io.trino.sql.planner.sanity.TableExecuteStructureValidator.validate(TableExecuteStructureValidator.java:54)
	at io.trino.sql.planner.sanity.PlanSanityChecker.lambda$validate$0(PlanSanityChecker.java:107)
	at com.google.common.collect.ImmutableList.forEach(ImmutableList.java:421)
	at io.trino.sql.planner.sanity.PlanSanityChecker.validate(PlanSanityChecker.java:107)
	at io.trino.sql.planner.sanity.PlanSanityChecker.validateFinalPlan(PlanSanityChecker.java:78)
	at io.trino.sql.planner.LogicalPlanner.plan(LogicalPlanner.java:274)
	at io.trino.sql.planner.LogicalPlanner.plan(LogicalPlanner.java:238)
	at io.trino.sql.planner.LogicalPlanner.plan(LogicalPlanner.java:233)
	at io.trino.execution.SqlQueryExecution.doPlanQuery(SqlQueryExecution.java:496)
	at io.trino.execution.SqlQueryExecution.planQuery(SqlQueryExecution.java:476)
	at io.trino.execution.SqlQueryExecution.start(SqlQueryExecution.java:414)
	at io.trino.execution.SqlQueryManager.createQuery(SqlQueryManager.java:284)
	at io.trino.dispatcher.LocalDispatchQuery.startExecution(LocalDispatchQuery.java:150)
	at io.trino.dispatcher.LocalDispatchQuery.lambda$waitForMinimumWorkers$1(LocalDispatchQuery.java:134)
	at io.airlift.concurrent.MoreFutures.lambda$addSuccessCallback$12(MoreFutures.java:570)
	at io.airlift.concurrent.MoreFutures$3.onSuccess(MoreFutures.java:545)
	at com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1132)
	at io.trino.$gen.Trino_testversion____20250910_030911_1.run(Unknown Source)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1095)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:619)
	at java.base/java.lang.Thread.run(Thread.java:1447)
	Suppressed: java.lang.Exception: Current plan:
                Output[columnNames = [Query Plan]]
                │   Layout: [query_plan:varchar]
                │   Query Plan := query_plan
                └─ ExplainAnalyze[]
                   │   Layout: [query_plan:varchar]
                   └─ LocalExchange[partitioning = SINGLE]
                      │   Layout: [rows:bigint]
                      └─ RemoteExchange[type = GATHER]
                         │   Layout: [rows:bigint]
                         └─ TableCommit[target = iceberg:schemaTableName:tpch.region, procedureId:OPTIMIZE, procedureHandle:{IcebergOptimizeHandle[snapshotId=Optional[4494270946305145416], schemaAsJson={"type":"struct","schema-id":0,"fields":[{"id":1,"name":"regionkey","required":false,"type":"long"},{"id":2,"name":"name","required":false,"type":"string"},{"id":3,"name":"comment","required":false,"type":"string"}]}, partitionSpecAsJson={"spec-id":0,"fields":[]}, tableColumns=[1:regionkey:bigint, 2:name:varchar, 3:comment:varchar], sortOrder=[], fileFormat=PARQUET, tableStorageProperties={write.format.default=PARQUET}, maxScannedFileSize=100MB, retriesEnabled=false]}]
                            │   Layout: [rows:bigint]
                            └─ LocalExchange[partitioning = SINGLE]
                               │   Layout: [partialrows:bigint, fragment:varbinary]
                               └─ RemoteExchange[type = GATHER]
                                  │   Layout: [partialrows:bigint, fragment:varbinary]
                                  └─ TableExecute[]
                                     │   Layout: [partialrows:bigint, fragment:varbinary]
                                     │   regionkey := regionkey
                                     │   name := name
                                     │   comment := comment
                                     └─ RemoteExchange[partitionCount = 100, scaleWriters = true, type = REPARTITION]
                                        │   Layout: [regionkey:bigint, name:varchar, comment:varchar]
                                        └─ TableScan[table = iceberg:tpch.region$data@4494270946305145416]
                                               Layout: [regionkey:bigint, name:varchar, comment:varchar]
                                               regionkey := 1:regionkey:bigint
                                               name := 2:name:varchar
                                               comment := 3:comment:varchar

		at io.trino.sql.planner.sanity.PlanSanityChecker.validate(PlanSanityChecker.java:120)
		... 17 more