Query (id=f1441ee000336540:1c0e3a7c00000000): Summary: Session ID: 274e3d2208b581c9:f9d086171f9773bf Session Type: HIVESERVER2 HiveServer2 Protocol Version: V6 Start Time: 2025-12-26 17:22:49.929433000 End Time: 2025-12-26 17:22:49.988991000 Duration: 59.558ms (59558 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: 172.19.143.25:37152 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 21.766us 21.766us 0 0 00:UNION 1 1 21.281us 21.281us 1 1 0 0 Errors: Query Compilation: 966.316us - Metadata of all 0 tables cached: 312.723us (312.723us) - Analysis finished: 491.498us (178.775us) - Authorization finished (noop): 556.315us (64.816us) - Value transfer graph computed: 600.367us (44.052us) - Single node plan created: 636.449us (36.082us) - Distributed plan created: 654.463us (18.014us) - Lineage info computed: 682.194us (27.731us) - Planning finished: 966.316us (284.122us) Query Timeline: 66.924ms - Query submitted: 73.249us (73.249us) - Planning finished: 1.570ms (1.497ms) - Submit for admission: 1.786ms (215.687us) - Completed admission: 11.685ms (9.899ms) - Ready to start on 1 backends: 11.773ms (87.939us) - All 1 execution backends (1 fragment instances) started: 12.589ms (815.458us) - Rows available: 13.472ms (883.591us) - First row fetched: 50.973ms (37.501ms) - Last row fetched: 59.477ms (8.503ms) - Released admission control resources: 59.555ms (77.849us) - Unregister query: 66.924ms (7.369ms) - AdmissionControlTimeSinceLastUpdate: 98.000ms - 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: 22.966ms ; Min: 8.492ms ; Max: 37.441ms ; Number of samples: 2) - GetInFlightProfileTimeStats: 0.000ns (Number of samples: 0) - ClientFetchLockWaitTimer: 310.000ns - ClientFetchWaitTimer: 45.933ms - NumRowsFetched: 1 (1) - NumRowsFetchedFromCache: 0 (0) - RPCCount: 6 (6) - RPCReadTimer: 9.000us - RPCWriteTimer: 426.000us - RowMaterializationRate: 4.27 K/sec - RowMaterializationTimer: 234.024us Execution Profile f1441ee000336540:1c0e3a7c00000000: 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(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: - 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: 38.356ms, non-child: 93.781us, % non-child: 0.24%) split sizes: min: 0, max: 0, avg: 0, stddev: 0 completion times: min:38.998ms max:38.998ms mean: 38.998ms 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: 38.998ms - 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: 38.271ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 153.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 38.356ms Fragment Instance Lifecycle Timings: - ExecTime: 38.271ms - ExecTreeExecTime: 8.327us - OpenTime: 7.080us - ExecTreeOpenTime: 1.726us - PrepareTime: 51.172us - ExecTreePrepareTime: 12.376us PLAN_ROOT_SINK:(Total: 38.241ms, non-child: 21.766us, % non-child: 0.06%) - CreateResultSetTime: 8.449us - InactiveTotalTime: 38.219ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 26.00 /sec - TotalTime: 38.241ms UNION_NODE (id=0):(Total: 21.281us, non-child: 21.281us, % non-child: 100.00%) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 46.99 K/sec - TotalTime: 21.281us Coordinator Fragment F00: Instance f1441ee000336540:1c0e3a7c00000000 (host=impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000): Last report received time: 2025-12-26 17:22:49.980 Fragment Instance Lifecycle Event Timeline: 38.493ms - Prepare Finished: 205.919us (205.919us) - Open Finished: 214.476us (8.557us) - First Batch Produced: 223.541us (9.065us) - First Batch Sent: 38.467ms (38.243ms) - ExecInternal Finished: 38.493ms (25.988us) - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 38.998ms - 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: 38.271ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 153.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 38.356ms Fragment Instance Lifecycle Timings: - ExecTime: 38.271ms - ExecTreeExecTime: 8.327us - OpenTime: 7.080us - ExecTreeOpenTime: 1.726us - PrepareTime: 51.172us - ExecTreePrepareTime: 12.376us PLAN_ROOT_SINK: - CreateResultSetTime: 8.449us - InactiveTotalTime: 38.219ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 26.00 /sec - TotalTime: 38.241ms UNION_NODE (id=0): Node Lifecycle Event Timeline: 38.476ms - Open Started: 208.690us (208.690us) - Open Finished: 209.668us (978.000ns) - First Batch Requested: 215.498us (5.830us) - First Batch Returned: 222.197us (6.699us) - Last Batch Returned: 222.375us (178.000ns) - Closed: 38.476ms (38.254ms) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 46.99 K/sec - TotalTime: 21.281us