Query (id=9e423c3e21026eab:11ac298f00000000): Summary: Session ID: 1d43a742271743ec:33a8de36f490a99e Session Type: HIVESERVER2 HiveServer2 Protocol Version: V6 Start Time: 2025-12-26 18:09:51.712978000 End Time: 2025-12-26 18:09:51.771191000 Duration: 58.213ms (58213 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: 172.19.143.25:60668 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 17.290us 17.290us 0 0 00:UNION 1 1 19.679us 19.679us 1 1 0 0 Errors: Query Compilation: 976.592us - Metadata of all 0 tables cached: 318.601us (318.601us) - Analysis finished: 474.586us (155.985us) - Authorization finished (noop): 538.494us (63.908us) - Value transfer graph computed: 581.828us (43.334us) - Single node plan created: 614.914us (33.086us) - Distributed plan created: 633.117us (18.203us) - Lineage info computed: 662.141us (29.024us) - Planning finished: 976.592us (314.451us) Query Timeline: 65.534ms - Query submitted: 172.330us (172.330us) - Planning finished: 1.723ms (1.551ms) - Submit for admission: 1.932ms (208.338us) - Completed admission: 11.326ms (9.394ms) - Ready to start on 1 backends: 11.412ms (85.821us) - All 1 execution backends (1 fragment instances) started: 12.139ms (727.160us) - Rows available: 12.982ms (842.469us) - First row fetched: 49.416ms (36.434ms) - Last row fetched: 58.144ms (8.727ms) - Released admission control resources: 58.211ms (67.131us) - Unregister query: 65.534ms (7.322ms) - AdmissionControlTimeSinceLastUpdate: 69.000ms - 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: 22.552ms ; Min: 8.715ms ; Max: 36.390ms ; Number of samples: 2) - GetInFlightProfileTimeStats: 0.000ns (Number of samples: 0) - ClientFetchLockWaitTimer: 314.000ns - ClientFetchWaitTimer: 45.105ms - NumRowsFetched: 1 (1) - NumRowsFetchedFromCache: 0 (0) - RPCCount: 6 (6) - RPCReadTimer: 10.000us - RPCWriteTimer: 367.000us - RowMaterializationRate: 4.79 K/sec - RowMaterializationTimer: 208.544us Execution Profile 9e423c3e21026eab:11ac298f00000000: Backend startup latencies: Count: 1, sum: 0, min / max: 0 / 0, 25th %-ile: 0, 50th %-ile: 0, 75th %-ile: 0, 90th %-ile: 0, 95th %-ile: 0, 99.9th %-ile: 0 Slowest backend to start up: 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(68.000us) 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: 68.000us - 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): 0.00 /sec - HostNetworkRx (50.000ms): 4.53 KB/sec - HostNetworkTx (50.000ms): 1.70 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: 37.222ms, non-child: 121.545us, % non-child: 0.33%) split sizes: min: 0, max: 0, avg: 0, stddev: 0 completion times: min:37.793ms max:37.793ms mean: 37.793ms 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: 37.793ms - 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: 37.110ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 68.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 37.222ms Fragment Instance Lifecycle Timings: - ExecTime: 37.110ms - ExecTreeExecTime: 9.194us - OpenTime: 8.143us - ExecTreeOpenTime: 2.483us - PrepareTime: 82.568us - ExecTreePrepareTime: 9.219us PLAN_ROOT_SINK:(Total: 37.080ms, non-child: 17.290us, % non-child: 0.05%) - CreateResultSetTime: 6.240us - InactiveTotalTime: 37.063ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 26.00 /sec - TotalTime: 37.080ms UNION_NODE (id=0):(Total: 19.679us, non-child: 19.679us, % non-child: 100.00%) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 50.81 K/sec - TotalTime: 19.679us Coordinator Fragment F00: Instance 9e423c3e21026eab:11ac298f00000000 (host=impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000): Last report received time: 2025-12-26 18:09:51.762 Fragment Instance Lifecycle Event Timeline: 37.358ms - Prepare Finished: 230.918us (230.918us) - Open Finished: 241.919us (11.001us) - First Batch Produced: 251.847us (9.928us) - First Batch Sent: 37.335ms (37.083ms) - ExecInternal Finished: 37.358ms (23.789us) - MemoryUsage (50.000ms): 12.00 KB - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 37.793ms - 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: 37.110ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 68.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 37.222ms Fragment Instance Lifecycle Timings: - ExecTime: 37.110ms - ExecTreeExecTime: 9.194us - OpenTime: 8.143us - ExecTreeOpenTime: 2.483us - PrepareTime: 82.568us - ExecTreePrepareTime: 9.219us PLAN_ROOT_SINK: - CreateResultSetTime: 6.240us - InactiveTotalTime: 37.063ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 26.00 /sec - TotalTime: 37.080ms UNION_NODE (id=0): Node Lifecycle Event Timeline: 37.342ms - Open Started: 233.652us (233.652us) - Open Finished: 235.242us (1.590us) - First Batch Requested: 243.046us (7.804us) - First Batch Returned: 250.582us (7.536us) - Last Batch Returned: 250.790us (208.000ns) - Closed: 37.342ms (37.092ms) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 50.81 K/sec - TotalTime: 19.679us