Query (id=0f474567ce431428:9229a9d700000000): Summary: Session ID: de4c65bf599fa159:6e0c11a72a24c198 Session Type: HIVESERVER2 HiveServer2 Protocol Version: V6 Start Time: 2025-12-26 15:59:48.875163000 End Time: 2025-12-26 15:59:48.936945000 Duration: 61.782ms (61782 us) Query Type: QUERY Query State: FINISHED Impala Query State: FINISHED Query Status: OK Impala Version: impalad version 4.4.1-RELEASE RELEASE (build ced4193fbfdc9b5635407157c0f18ce00480327c) User: psantos Connected User: psantos Delegated User: Network Address: 172.19.143.25:39400 Default Db: default Sql Statement: select 1 Coordinator: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000 Query Options (set by configuration): COMPRESSION_CODEC=TCompressionCodec(codec=ZSTD, compression_level=3),DEFAULT_JOIN_DISTRIBUTION_MODE=SHUFFLE,TIMEZONE=Europe/Moscow,DEFAULT_FILE_FORMAT=PARQUET,DEFAULT_HINTS_INSERT_STATEMENT=NOCLUSTERED,FETCH_ROWS_TIMEOUT_MS=0,ENABLE_OUTER_JOIN_TO_INNER_TRANSFORMATION=1,UTF8_MODE=1 Query Options (set by configuration and planner): NUM_NODES=1,NUM_SCANNER_THREADS=1,COMPRESSION_CODEC=TCompressionCodec(codec=ZSTD, compression_level=3),RUNTIME_FILTER_MODE=OFF,MT_DOP=0,DEFAULT_JOIN_DISTRIBUTION_MODE=SHUFFLE,TIMEZONE=Europe/Moscow,DEFAULT_FILE_FORMAT=PARQUET,DEFAULT_HINTS_INSERT_STATEMENT=NOCLUSTERED,SPOOL_QUERY_RESULTS=0,FETCH_ROWS_TIMEOUT_MS=0,ENABLE_OUTER_JOIN_TO_INNER_TRANSFORMATION=1,UTF8_MODE=1 Plan: ---------------- Max Per-Host Resource Reservation: Memory=0B Threads=1 Per-Host Resource Estimates: Memory=10MB Codegen disabled by planner Analyzed query: SELECT CAST(1 AS TINYINT) F00:PLAN FRAGMENT [UNPARTITIONED] hosts=1 instances=1 | Per-Host Resources: mem-estimate=0B mem-reservation=0B thread-reservation=1 PLAN-ROOT SINK | output exprs: 1 | mem-estimate=0B mem-reservation=0B thread-reservation=0 | 00:UNION constant-operands=1 mem-estimate=0B mem-reservation=0B thread-reservation=0 tuple-ids=0 row-size=1B cardinality=1 in pipelines: <none> ---------------- Estimated Per-Host Mem: 10485760 Request Pool: root.default Per Host Min Memory Reservation: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(0) Per Host Number of Fragment Instances: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(1) Admission result: Admitted as a trivial query Cluster Memory Admitted: 10.00 MB Executor Group: empty group (using coordinator only) Number of running queries in designated executor group when admitted: 0 ExecSummary: Operator #Hosts #Inst Avg Time Max Time #Rows Est. #Rows Peak Mem Est. Peak Mem Detail ------------------------------------------------------------------------------------------------- F00:ROOT 1 1 21.469us 21.469us 0 0 00:UNION 1 1 18.983us 18.983us 1 1 0 0 Errors: Query Compilation: 1.018ms - Metadata of all 0 tables cached: 316.174us (316.174us) - Analysis finished: 481.194us (165.020us) - Authorization finished (noop): 545.815us (64.620us) - Value transfer graph computed: 606.266us (60.451us) - Single node plan created: 649.055us (42.789us) - Distributed plan created: 671.336us (22.281us) - Lineage info computed: 703.636us (32.299us) - Planning finished: 1.018ms (314.397us) Query Timeline: 69.335ms - Query submitted: 68.422us (68.422us) - Planning finished: 1.625ms (1.557ms) - Submit for admission: 1.841ms (215.351us) - Completed admission: 12.201ms (10.360ms) - Ready to start on 1 backends: 12.292ms (90.704us) - All 1 execution backends (1 fragment instances) started: 13.257ms (965.443us) - Rows available: 14.188ms (930.857us) - First row fetched: 52.638ms (38.450ms) - Last row fetched: 61.718ms (9.079ms) - Released admission control resources: 61.780ms (62.017us) - Unregister query: 69.335ms (7.555ms) - AdmissionControlTimeSinceLastUpdate: 9.000ms - ComputeScanRangeAssignmentTimer: 0.000ns Memory Reserve: Frontend: Referenced Tables: Expr memory estimated bytes: 150 - ExecutorGroupsConsidered: 1 (1) Executor group 1: Verdict: Assign to first group because the number of nodes is 1 - MemoryMax: 8589934592.00 GB (9223372036854775807) ImpalaServer: - ClientFetchWaitTimeStats: (Avg: 23.726ms ; Min: 9.067ms ; Max: 38.384ms ; Number of samples: 2) - GetInFlightProfileTimeStats: 0.000ns (Number of samples: 0) - ClientFetchLockWaitTimer: 332.000ns - ClientFetchWaitTimer: 47.452ms - NumRowsFetched: 1 (1) - NumRowsFetchedFromCache: 0 (0) - RPCCount: 6 (6) - RPCReadTimer: 13.000us - RPCWriteTimer: 434.000us - RowMaterializationRate: 4.50 K/sec - RowMaterializationTimer: 222.097us Execution Profile 0f474567ce431428:9229a9d700000000: Backend startup latencies: Count: 1, sum: 1ms, min / max: 1ms / 1ms, 25th %-ile: 1ms, 50th %-ile: 1ms, 75th %-ile: 1ms, 90th %-ile: 1ms, 95th %-ile: 1ms, 99.9th %-ile: 1ms Slowest backend to start up: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000 Per Node Peak Memory Usage: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(12.00 KB) Per Node Bytes Read: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(0) Per Node User Time: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(153.000us) Per Node System Time: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000(0.000ns) - ExchangeScanRatio: 0.00 - FiltersReceived: 0 (0) - FinalizationTimer: 0.000ns - InnerNodeSelectivityRatio: 0.00 - NumBackends: 1 (1) - NumCompletedBackends: 1 (1) - NumFragmentInstances: 1 (1) - NumFragments: 1 (1) - TotalBytesRead: 0 - TotalBytesSent: 0 - TotalCpuTime: 153.000us - TotalInnerBytesSent: 0 - TotalScanBytesSent: 0 Per Node Profiles: impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000: - HostCpuIoWaitPercentage (50.000ms): 0 - HostCpuSysPercentage (50.000ms): 0 - HostCpuUserPercentage (50.000ms): 1 - HostDiskReadThroughput (50.000ms): 0.00 /sec - HostDiskWriteThroughput (50.000ms): 16.00 KB/sec - HostNetworkRx (50.000ms): 5.34 KB/sec - HostNetworkTx (50.000ms): 1.98 KB/sec - AdmissionSlots: 1 (1) - BloomFilterBytes: 0 - InListFilterItems: 0 (0) - ScratchBytesRead: 0 - ScratchBytesReadUseLocalDisk: 0 - ScratchBytesReadUseMem: 0 - ScratchBytesWritten: 0 - ScratchFileUsedBytes: 0 - ScratchReads: 0 (0) - ScratchReadsUseLocalDisk: 0 (0) - ScratchReadsUseMem: 0 (0) - ScratchWrites: 0 (0) - TotalEncryptionTime: 0.000ns - TotalReadBlockTime: 0.000ns - UncompressedScratchBytesWritten: 0 Buffer pool: - AllocTime: 0.000ns - CompressionTime: 0.000ns - CumulativeAllocationBytes: 0 - CumulativeAllocations: 0 (0) - EncryptionTime: 0.000ns - PeakReservation: 0 - PeakUnpinnedBytes: 0 - PeakUsedReservation: 0 - ReadIoBytes: 0 - ReadIoOps: 0 (0) - ReadIoWaitTime: 0.000ns - ReservationLimit: 0 - SystemAllocTime: 0.000ns - WriteIoBytes: 0 - WriteIoOps: 0 (0) - WriteIoWaitTime: 0.000ns JVM: - GcCount: 0 (0) - GcNumInfoThresholdExceeded: 0 (0) - GcNumWarnThresholdExceeded: 0 (0) - GcTimeMillis: 0 - GcTotalExtraSleepTimeMillis: 0 Fragment F00: Averaged Fragment F00:(Total: 39.411ms, non-child: 88.479us, % non-child: 0.22%) split sizes: min: 0, max: 0, avg: 0, stddev: 0 completion times: min:39.956ms max:39.956ms mean: 39.956ms stddev:0.000ns execution rates: min:0.00 /sec max:0.00 /sec mean:0.00 /sec stddev:0.00 /sec num instances: 1 - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 39.956ms - ExchangeScanRatio: 0.00 - ExecutionRate: 0.00 /sec - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 12.00 KB (12288) - PeakReservation: 0 - PeakUsedReservation: 0 - PerHostPeakMemUsage: 12.00 KB (12288) - RowsProduced: 1 (1) - TotalNetworkReceiveTime: 0.000ns - TotalNetworkSendTime: 0.000ns - TotalStorageWaitTime: 0.000ns - TotalThreadsInvoluntaryContextSwitches: 0 (0) - TotalThreadsTotalWallClockTime: 39.332ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 153.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 39.411ms Fragment Instance Lifecycle Timings: - ExecTime: 39.332ms - ExecTreeExecTime: 7.704us - OpenTime: 6.782us - ExecTreeOpenTime: 1.740us - PrepareTime: 48.074us - ExecTreePrepareTime: 10.697us PLAN_ROOT_SINK:(Total: 39.303ms, non-child: 21.469us, % non-child: 0.05%) - CreateResultSetTime: 7.256us - InactiveTotalTime: 39.282ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 25.00 /sec - TotalTime: 39.303ms UNION_NODE (id=0):(Total: 18.983us, non-child: 18.983us, % non-child: 100.00%) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 52.68 K/sec - TotalTime: 18.983us Coordinator Fragment F00: Instance 0f474567ce431428:9229a9d700000000 (host=impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000): Last report received time: 2025-12-26 15:59:48.928 Fragment Instance Lifecycle Event Timeline: 39.680ms - Prepare Finished: 332.827us (332.827us) - Open Finished: 341.190us (8.363us) - First Batch Produced: 349.827us (8.637us) - First Batch Sent: 39.655ms (39.305ms) - ExecInternal Finished: 39.680ms (25.801us) - MemoryUsage (50.000ms): 12.00 KB - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 39.956ms - ExchangeScanRatio: 0.00 - ExecutionRate: 0.00 /sec - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 12.00 KB (12288) - PeakReservation: 0 - PeakUsedReservation: 0 - PerHostPeakMemUsage: 12.00 KB (12288) - RowsProduced: 1 (1) - TotalNetworkReceiveTime: 0.000ns - TotalNetworkSendTime: 0.000ns - TotalStorageWaitTime: 0.000ns - TotalThreadsInvoluntaryContextSwitches: 0 (0) - TotalThreadsTotalWallClockTime: 39.332ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 153.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 39.411ms Fragment Instance Lifecycle Timings: - ExecTime: 39.332ms - ExecTreeExecTime: 7.704us - OpenTime: 6.782us - ExecTreeOpenTime: 1.740us - PrepareTime: 48.074us - ExecTreePrepareTime: 10.697us PLAN_ROOT_SINK: - CreateResultSetTime: 7.256us - InactiveTotalTime: 39.282ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 25.00 /sec - TotalTime: 39.303ms UNION_NODE (id=0): Node Lifecycle Event Timeline: 39.665ms - Open Started: 335.459us (335.459us) - Open Finished: 336.485us (1.026us) - First Batch Requested: 342.635us (6.150us) - First Batch Returned: 348.566us (5.931us) - Last Batch Returned: 348.749us (183.000ns) - Closed: 39.665ms (39.316ms) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 52.68 K/sec - TotalTime: 18.983us