Query (id=f446ad8d001eb4ed:ca700b9500000000): Summary: Session ID: 37418540237ccc79:10426df7ee3f3f8f Session Type: HIVESERVER2 HiveServer2 Protocol Version: V6 Start Time: 2025-12-26 16:24:42.367373000 End Time: 2025-12-26 16:24:42.425442000 Duration: 58.069ms (58069 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: 172.19.143.25:40798 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 13.898us 13.898us 0 0 00:UNION 1 1 19.446us 19.446us 1 1 0 0 Errors: Query Compilation: 970.300us - Metadata of all 0 tables cached: 304.397us (304.397us) - Analysis finished: 479.102us (174.705us) - Authorization finished (noop): 547.292us (68.190us) - Value transfer graph computed: 593.891us (46.599us) - Single node plan created: 629.110us (35.219us) - Distributed plan created: 649.614us (20.504us) - Lineage info computed: 678.853us (29.239us) - Planning finished: 970.300us (291.447us) Query Timeline: 66.069ms - Query submitted: 68.219us (68.219us) - Planning finished: 1.562ms (1.494ms) - Submit for admission: 1.765ms (202.637us) - Completed admission: 11.310ms (9.544ms) - Ready to start on 1 backends: 11.399ms (89.645us) - All 1 execution backends (1 fragment instances) started: 12.426ms (1.026ms) - Rows available: 13.231ms (805.034us) - First row fetched: 49.578ms (36.346ms) - Last row fetched: 58.003ms (8.425ms) - Released admission control resources: 58.066ms (63.207us) - Unregister query: 66.069ms (8.002ms) - AdmissionControlTimeSinceLastUpdate: 2.000ms - 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: 22.362ms ; Min: 8.413ms ; Max: 36.311ms ; Number of samples: 2) - GetInFlightProfileTimeStats: 0.000ns (Number of samples: 0) - ClientFetchLockWaitTimer: 289.000ns - ClientFetchWaitTimer: 44.725ms - NumRowsFetched: 1 (1) - NumRowsFetchedFromCache: 0 (0) - RPCCount: 6 (6) - RPCReadTimer: 12.000us - RPCWriteTimer: 412.000us - RowMaterializationRate: 4.66 K/sec - RowMaterializationTimer: 214.774us Execution Profile f446ad8d001eb4ed:ca700b9500000000: 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(155.000us) 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: 155.000us - 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): 0 - HostDiskReadThroughput (50.000ms): 0.00 /sec - HostDiskWriteThroughput (50.000ms): 103.79 KB/sec - HostNetworkRx (50.000ms): 7.83 KB/sec - HostNetworkTx (50.000ms): 6.91 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: 37.341ms, non-child: 106.928us, % non-child: 0.29%) split sizes: min: 0, max: 0, avg: 0, stddev: 0 completion times: min:37.884ms max:37.884ms mean: 37.884ms 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: 37.884ms - 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: 37.242ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 155.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 37.341ms Fragment Instance Lifecycle Timings: - ExecTime: 37.253ms - ExecTreeExecTime: 8.306us - OpenTime: 7.001us - ExecTreeOpenTime: 2.223us - PrepareTime: 50.939us - ExecTreePrepareTime: 10.454us PLAN_ROOT_SINK:(Total: 37.215ms, non-child: 13.898us, % non-child: 0.04%) - CreateResultSetTime: 4.148us - InactiveTotalTime: 37.201ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 26.00 /sec - TotalTime: 37.215ms UNION_NODE (id=0):(Total: 19.446us, non-child: 19.446us, % non-child: 100.00%) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 51.42 K/sec - TotalTime: 19.446us Coordinator Fragment F00: Instance f446ad8d001eb4ed:ca700b9500000000 (host=impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000): Last report received time: 2025-12-26 16:24:42.417 Fragment Instance Lifecycle Event Timeline: 37.474ms - Prepare Finished: 203.390us (203.390us) - Open Finished: 212.125us (8.735us) - First Batch Produced: 221.190us (9.065us) - First Batch Sent: 37.437ms (37.216ms) - ExecInternal Finished: 37.474ms (36.570us) - MemoryUsage (50.000ms): 12.00 KB - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 37.884ms - 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: 37.242ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 155.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 37.341ms Fragment Instance Lifecycle Timings: - ExecTime: 37.253ms - ExecTreeExecTime: 8.306us - OpenTime: 7.001us - ExecTreeOpenTime: 2.223us - PrepareTime: 50.939us - ExecTreePrepareTime: 10.454us PLAN_ROOT_SINK: - CreateResultSetTime: 4.148us - InactiveTotalTime: 37.201ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 26.00 /sec - TotalTime: 37.215ms UNION_NODE (id=0): Node Lifecycle Event Timeline: 37.446ms - Open Started: 206.253us (206.253us) - Open Finished: 207.356us (1.103us) - First Batch Requested: 213.163us (5.807us) - First Batch Returned: 219.929us (6.766us) - Last Batch Returned: 220.079us (150.000ns) - Closed: 37.446ms (37.226ms) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 51.42 K/sec - TotalTime: 19.446us