Query (id=2c48158a5f39b24b:409dfdf800000000): Summary: Session ID: 304ca4b8b9eccab4:99100f5620cd68b0 Session Type: HIVESERVER2 HiveServer2 Protocol Version: V6 Start Time: 2025-12-26 15:54:42.355609000 End Time: 2025-12-26 15:54:42.414102000 Duration: 58.493ms (58493 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: 172.19.143.25:37930 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 18.574us 18.574us 0 0 00:UNION 1 1 20.082us 20.082us 1 1 0 0 Errors: Query Compilation: 962.632us - Metadata of all 0 tables cached: 307.411us (307.411us) - Analysis finished: 468.117us (160.706us) - Authorization finished (noop): 531.888us (63.771us) - Value transfer graph computed: 578.289us (46.401us) - Single node plan created: 615.937us (37.648us) - Distributed plan created: 635.755us (19.818us) - Lineage info computed: 665.693us (29.938us) - Planning finished: 962.632us (296.939us) Query Timeline: 65.989ms - Query submitted: 73.390us (73.390us) - Planning finished: 1.589ms (1.516ms) - Submit for admission: 1.810ms (221.243us) - Completed admission: 11.489ms (9.678ms) - Ready to start on 1 backends: 11.583ms (94.036us) - All 1 execution backends (1 fragment instances) started: 12.342ms (758.661us) - Rows available: 13.129ms (787.320us) - First row fetched: 50.186ms (37.057ms) - Last row fetched: 58.425ms (8.238ms) - Released admission control resources: 58.490ms (65.119us) - Unregister query: 65.989ms (7.498ms) - AdmissionControlTimeSinceLastUpdate: 27.000ms - 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: 22.618ms ; Min: 8.227ms ; Max: 37.008ms ; Number of samples: 2) - GetInFlightProfileTimeStats: 0.000ns (Number of samples: 0) - ClientFetchLockWaitTimer: 211.000ns - ClientFetchWaitTimer: 45.236ms - NumRowsFetched: 1 (1) - NumRowsFetchedFromCache: 0 (0) - RPCCount: 6 (6) - RPCReadTimer: 12.000us - RPCWriteTimer: 347.000us - RowMaterializationRate: 4.78 K/sec - RowMaterializationTimer: 209.395us Execution Profile 2c48158a5f39b24b:409dfdf800000000: 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(139.000us) 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: 139.000us - 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: 37.820ms, non-child: 83.393us, % non-child: 0.22%) split sizes: min: 0, max: 0, avg: 0, stddev: 0 completion times: min:38.419ms max:38.419ms mean: 38.419ms 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: 38.419ms - 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: 37.744ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 139.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 37.820ms Fragment Instance Lifecycle Timings: - ExecTime: 37.743ms - ExecTreeExecTime: 8.238us - OpenTime: 6.633us - ExecTreeOpenTime: 1.855us - PrepareTime: 46.525us - ExecTreePrepareTime: 11.022us PLAN_ROOT_SINK:(Total: 37.717ms, non-child: 18.574us, % non-child: 0.05%) - CreateResultSetTime: 6.925us - InactiveTotalTime: 37.698ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 26.00 /sec - TotalTime: 37.717ms UNION_NODE (id=0):(Total: 20.082us, non-child: 20.082us, % non-child: 100.00%) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 49.80 K/sec - TotalTime: 20.082us Coordinator Fragment F00: Instance 2c48158a5f39b24b:409dfdf800000000 (host=impala-0.impala-sv.impala-flight-sql.svc.cluster.local:27000): Last report received time: 2025-12-26 15:54:42.406 Fragment Instance Lifecycle Event Timeline: 37.946ms - Prepare Finished: 187.068us (187.068us) - Open Finished: 194.220us (7.152us) - First Batch Produced: 203.235us (9.015us) - First Batch Sent: 37.921ms (37.718ms) - ExecInternal Finished: 37.946ms (25.374us) - AverageThreadTokens: 0.00 - BytesAssigned: 0 - CompletionTime: 38.419ms - 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: 37.744ms - TotalThreadsSysTime: 0.000ns - TotalThreadsUserTime: 139.000us - TotalThreadsVoluntaryContextSwitches: 1 (1) - TotalTime: 37.820ms Fragment Instance Lifecycle Timings: - ExecTime: 37.743ms - ExecTreeExecTime: 8.238us - OpenTime: 6.633us - ExecTreeOpenTime: 1.855us - PrepareTime: 46.525us - ExecTreePrepareTime: 11.022us PLAN_ROOT_SINK: - CreateResultSetTime: 6.925us - InactiveTotalTime: 37.698ms - PeakMemoryUsage: 0 - RowsSent: 1 (1) - RowsSentRate: 26.00 /sec - TotalTime: 37.717ms UNION_NODE (id=0): Node Lifecycle Event Timeline: 37.930ms - Open Started: 189.603us (189.603us) - Open Finished: 190.929us (1.326us) - First Batch Requested: 195.533us (4.604us) - First Batch Returned: 201.517us (5.984us) - Last Batch Returned: 201.784us (267.000ns) - Closed: 37.930ms (37.728ms) - InactiveTotalTime: 0.000ns - PeakMemoryUsage: 0 - RowsReturned: 1 (1) - RowsReturnedRate: 49.80 K/sec - TotalTime: 20.082us