Flaky TestRedshiftUnload

[ebyhr]

https://github.com/trinodb/trino/actions/runs/12627786329/job/35182951110

Error:  Tests run: 8, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 42.43 s <<< FAILURE! -- in io.trino.plugin.redshift.TestRedshiftUnload
Error:  io.trino.plugin.redshift.TestRedshiftUnload -- Time elapsed: 42.43 s <<< ERROR!
org.jdbi.v3.core.statement.UnableToExecuteStatementException: com.amazon.redshift.util.RedshiftException: ERROR: could not open relation with OID 107338 [statement:"GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA test_schema TO alice", arguments:{}]
	at org.jdbi.v3.core.statement.SqlStatement.internalExecute(SqlStatement.java:1823)
	at org.jdbi.v3.core.result.ResultProducers.lambda$returningUpdateCount$0(ResultProducers.java:50)
	at org.jdbi.v3.core.statement.Update.execute(Update.java:69)
	at org.jdbi.v3.core.statement.Update.execute(Update.java:57)
	at org.jdbi.v3.core.Handle.execute(Handle.java:354)
	at org.jdbi.v3.core.Handle.execute(Handle.java:367)
	at io.trino.plugin.redshift.TestingRedshiftServer.lambda$executeInRedshift$2(TestingRedshiftServer.java:51)
	at org.jdbi.v3.core.HandleConsumer.lambda$asCallback$0(HandleConsumer.java:32)
	at org.jdbi.v3.core.Jdbi.withHandle(Jdbi.java:422)
	at io.trino.plugin.redshift.TestingRedshiftServer.executeWithRedshift(TestingRedshiftServer.java:63)
	at io.trino.plugin.redshift.TestingRedshiftServer.executeInRedshift(TestingRedshiftServer.java:57)
	at io.trino.plugin.redshift.TestingRedshiftServer.executeInRedshift(TestingRedshiftServer.java:51)
	at io.trino.plugin.redshift.TestingRedshiftServer.lambda$executeInRedshiftWithRetry$1(TestingRedshiftServer.java:46)
	at dev.failsafe.Functions.lambda$toCtxSupplier$9(Functions.java:228)
	at dev.failsafe.Functions.lambda$get$0(Functions.java:46)
	at dev.failsafe.internal.RetryPolicyExecutor.lambda$apply$0(RetryPolicyExecutor.java:74)
	at dev.failsafe.SyncExecutionImpl.executeSync(SyncExecutionImpl.java:187)
	at dev.failsafe.FailsafeExecutor.call(FailsafeExecutor.java:376)
	at dev.failsafe.FailsafeExecutor.run(FailsafeExecutor.java:220)
	at io.trino.plugin.redshift.TestingRedshiftServer.executeInRedshiftWithRetry(TestingRedshiftServer.java:46)
	at io.trino.plugin.redshift.RedshiftQueryRunner$Builder.build(RedshiftQueryRunner.java:128)
	at io.trino.plugin.redshift.TestRedshiftUnload.createQueryRunner(TestRedshiftUnload.java:72)
	at io.trino.testing.AbstractTestQueryFramework.init(AbstractTestQueryFramework.java:119)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:507)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1458)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:2034)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:189)
Caused by: com.amazon.redshift.util.RedshiftException: ERROR: could not open relation with OID 107338
	at com.amazon.redshift.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2648)
	at com.amazon.redshift.core.v3.QueryExecutorImpl.processResultsOnThread(QueryExecutorImpl.java:2295)
	at com.amazon.redshift.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1886)
	at com.amazon.redshift.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1878)
	at com.amazon.redshift.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:375)
	at com.amazon.redshift.jdbc.RedshiftStatementImpl.executeInternal(RedshiftStatementImpl.java:519)
	at com.amazon.redshift.jdbc.RedshiftStatementImpl.execute(RedshiftStatementImpl.java:440)
	at com.amazon.redshift.jdbc.RedshiftPreparedStatement.executeWithFlags(RedshiftPreparedStatement.java:202)
	at com.amazon.redshift.jdbc.RedshiftPreparedStatement.execute(RedshiftPreparedStatement.java:186)
	at org.jdbi.v3.core.statement.SqlLoggerUtil.wrap(SqlLoggerUtil.java:32)
	at org.jdbi.v3.core.statement.SqlStatement.internalExecute(SqlStatement.java:[182](https://github.com/trinodb/trino/actions/runs/12627786329/job/35182951110#step:19:183)1)
	... 27 more

[ebyhr]

https://github.com/trinodb/trino/actions/runs/12649560680/job/35246321240#step:19:330