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feat(hive): Add runtime stats to HiveIndexSource and FileIndexReader (#16926)#16926

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zacw7:export-D98183179
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feat(hive): Add runtime stats to HiveIndexSource and FileIndexReader (#16926)#16926
zacw7 wants to merge 1 commit intofacebookincubator:mainfrom
zacw7:export-D98183179

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@zacw7 zacw7 commented Mar 25, 2026

Summary:

Adds performance metrics to the index lookup pipeline:

  • HiveIndexSource reports end-to-end iteration time (kConnectorLookupWallTime) and output projection time (kConnectorResultPrepareTime) using addOperatorRuntimeStats() for per-call granularity
  • FileIndexReader reports per-file lookup setup time, read I/O time, request count, and output row count
  • Adds kNumIndexSplits to IndexLookupJoin operator for split count tracking
  • Stats already tracked by IndexLookupJoin (numLookups, numOutputRows) are not duplicated

Reviewed By: kewang1024

Differential Revision: D98183179

@zacw7 zacw7 requested a review from majetideepak as a code owner March 25, 2026 20:55
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netlify Bot commented Mar 25, 2026

Deploy Preview for meta-velox canceled.

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@meta-cla meta-cla Bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Mar 25, 2026
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meta-codesync Bot commented Mar 25, 2026

@zacw7 has exported this pull request. If you are a Meta employee, you can view the originating Diff in D98183179.

@meta-codesync meta-codesync Bot changed the title feat(hive): Add runtime stats to HiveIndexSource and FileIndexReader feat(hive): Add runtime stats to HiveIndexSource and FileIndexReader (#16926) Mar 25, 2026
@zacw7 zacw7 force-pushed the export-D98183179 branch 2 times, most recently from 1e64b07 to 6764d43 Compare March 26, 2026 03:32
@zacw7 zacw7 force-pushed the export-D98183179 branch from 6764d43 to 6d6f80e Compare March 27, 2026 04:58
zacw7 added a commit to zacw7/velox that referenced this pull request Mar 27, 2026
…acebookincubator#16926)

Summary:

Adds performance metrics to the index lookup pipeline:
- HiveIndexSource reports end-to-end iteration time (kConnectorLookupWallTime) and output projection time (kConnectorResultPrepareTime) using addOperatorRuntimeStats() for per-call granularity
- FileIndexReader reports per-file lookup setup time, read I/O time, request count, and output row count
- Adds kNumIndexSplits to IndexLookupJoin operator for split count tracking
- Stats already tracked by IndexLookupJoin (numLookups, numOutputRows) are not duplicated

Reviewed By: kewang1024

Differential Revision: D98183179
@zacw7 zacw7 force-pushed the export-D98183179 branch 2 times, most recently from 0b2858d to e800852 Compare March 30, 2026 19:33
zacw7 added a commit to zacw7/velox that referenced this pull request Mar 30, 2026
…acebookincubator#16926)

Summary:

Adds performance metrics to the index lookup pipeline:
- HiveIndexSource reports end-to-end iteration time (kConnectorLookupWallTime) and output projection time (kConnectorResultPrepareTime) using addOperatorRuntimeStats() for per-call granularity
- FileIndexReader reports per-file lookup setup time, read I/O time, request count, and output row count
- Adds kNumIndexSplits to IndexLookupJoin operator for split count tracking
- Stats already tracked by IndexLookupJoin (numLookups, numOutputRows) are not duplicated

Reviewed By: kewang1024

Differential Revision: D98183179
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github-actions Bot commented Mar 30, 2026

Build Impact Analysis

Directly Changed Targets

Target Changed Files
velox_exec IndexLookupJoin.cpp, IndexLookupJoin.h
velox_exec_test_group2 IndexLookupJoin.h
velox_exec_test_lib IndexLookupJoin.h
velox_hive_connector FileIndexReader.cpp, FileIndexReader.h, HiveIndexSource.cpp, HiveIndexSource.h

Selective Build Targets (building these covers all 299 affected)

cmake --build _build/release --target aggregate_companion_functions_test physical_size_aggregator_test presto_sql_test spark_aggregation_fuzzer_test spark_expression_fuzzer_test velox_abfs_test velox_aggregates_GeometryAggregateTest velox_aggregates_reduce_agg_bm velox_aggregates_simple_aggregates_bm velox_aggregates_string_keys_bm velox_aggregates_test_group0 velox_aggregates_test_group1 velox_aggregates_test_group2 velox_aggregates_test_group3 velox_aggregates_test_group4 velox_aggregation_fuzzer_test velox_aggregation_runner_test velox_benchmark_array_writer_no_nulls velox_benchmark_array_writer_with_nulls velox_benchmark_basic_comparison_conjunct velox_benchmark_basic_decoded_vector velox_benchmark_basic_preproc velox_benchmark_basic_selectivity_vector velox_benchmark_basic_simple_arithmetic velox_benchmark_basic_simple_cast velox_benchmark_basic_vector_compare velox_benchmark_basic_vector_fuzzer velox_benchmark_basic_vector_slice velox_benchmark_estimate_flat_size velox_benchmark_expr_flat_no_nulls velox_benchmark_feature_normalization velox_benchmark_map_writer_no_nulls velox_benchmark_map_writer_with_nulls velox_benchmark_nested_array_writer_no_nulls velox_benchmark_nested_array_writer_with_nulls velox_cache_fuzzer velox_cast_benchmark velox_common_test velox_core_test velox_driver_test velox_duckdb_conversion_test velox_dwio_cache_test velox_dwio_common_test velox_dwio_dwrf_buffered_output_stream_test velox_dwio_dwrf_byte_rle_encoder_test velox_dwio_dwrf_byte_rle_test velox_dwio_dwrf_checksum_test velox_dwio_dwrf_column_reader_test velox_dwio_dwrf_column_statistics_test velox_dwio_dwrf_compression_test velox_dwio_dwrf_config_test velox_dwio_dwrf_data_buffer_holder_test velox_dwio_dwrf_decompression_test velox_dwio_dwrf_decryption_test velox_dwio_dwrf_dictionary_encoder_test velox_dwio_dwrf_dictionary_encoding_utils_test velox_dwio_dwrf_encoding_selector_test velox_dwio_dwrf_encryption_test velox_dwio_dwrf_flush_policy_test velox_dwio_dwrf_index_builder_test velox_dwio_dwrf_int_direct_test velox_dwio_dwrf_int_encoder_test velox_dwio_dwrf_layout_planner_test velox_dwio_dwrf_ratio_checker_test velox_dwio_dwrf_reader_base_test velox_dwio_dwrf_reader_test velox_dwio_dwrf_rle_test velox_dwio_dwrf_rlev1_encoder_test velox_dwio_dwrf_stream_labels_test velox_dwio_dwrf_stripe_dictionary_cache_test velox_dwio_dwrf_stripe_reader_base_test velox_dwio_dwrf_stripe_stream_test velox_dwio_dwrf_writer_context_test velox_dwio_dwrf_writer_encoding_manager_test velox_dwio_dwrf_writer_sink_test velox_dwio_dwrf_writer_test velox_dwio_iceberg_reader_benchmark velox_dwio_orc_column_statistics_test velox_dwio_orc_reader_filter_test velox_dwio_orc_reader_test velox_dwio_parquet_common_test velox_dwio_parquet_page_reader_test velox_dwio_parquet_reader_benchmark velox_dwio_parquet_reader_test velox_dwio_parquet_rlebp_decoder_test velox_dwio_parquet_structure_decoder_test velox_dwio_parquet_table_scan_test velox_dwio_parquet_tpch_test velox_dwrf_column_writer_index_test velox_dwrf_column_writer_stats_test velox_dwrf_column_writer_test velox_dwrf_e2e_filter_test velox_dwrf_e2e_reader_test velox_dwrf_e2e_writer_test velox_dwrf_float_column_writer_benchmark velox_dwrf_statistics_builder_utils_test velox_dwrf_writer_extended_test velox_dwrf_writer_flush_test velox_example_operator_extensibility velox_example_scan_orc velox_exchange_benchmark velox_exchange_fuzzer velox_exec_SpatialJoinTest velox_exec_bm_duplicate_project velox_exec_infra_test velox_exec_test_group0 velox_exec_test_group1 velox_exec_test_group2 velox_exec_test_group3 velox_exec_test_group4 velox_exec_test_group5 velox_exec_test_group6 velox_exec_test_group7 velox_exec_util_test_group0 velox_exec_vector_hasher_benchmark velox_expression_fuzzer_test velox_expression_fuzzer_unit_test velox_expression_runner_test velox_expression_runner_unit_test velox_expression_test velox_expression_verifier_unit_test velox_filemetadata_test velox_filter_project_benchmark velox_format_datetime_benchmark velox_function_dynamic_link_test velox_function_registry_test velox_functions_aggregates_test velox_functions_benchmarks_compare velox_functions_benchmarks_row_writer_no_nulls velox_functions_benchmarks_simdjson_function_with_expr velox_functions_benchmarks_string_writer_no_nulls velox_functions_benchmarks_url velox_functions_iceberg_test velox_functions_lib_test velox_functions_prestosql_benchmarks_array_contains velox_functions_prestosql_benchmarks_array_min_max velox_functions_prestosql_benchmarks_array_position velox_functions_prestosql_benchmarks_array_sum velox_functions_prestosql_benchmarks_bitwise velox_functions_prestosql_benchmarks_cardinality velox_functions_prestosql_benchmarks_comparisons velox_functions_prestosql_benchmarks_concat velox_functions_prestosql_benchmarks_date_time velox_functions_prestosql_benchmarks_field_reference velox_functions_prestosql_benchmarks_generic velox_functions_prestosql_benchmarks_in velox_functions_prestosql_benchmarks_map_input velox_functions_prestosql_benchmarks_map_subscript velox_functions_prestosql_benchmarks_map_zip_with velox_functions_prestosql_benchmarks_not velox_functions_prestosql_benchmarks_regexp_replace velox_functions_prestosql_benchmarks_row velox_functions_prestosql_benchmarks_string_ascii_utf_functions velox_functions_prestosql_benchmarks_uuid_cast velox_functions_prestosql_benchmarks_width_bucket velox_functions_prestosql_benchmarks_zip velox_functions_prestosql_benchmarks_zip_with velox_functions_spark_aggregates_test velox_functions_spark_test velox_functions_test velox_fuzzer_connector_test velox_gcs_file_test velox_gcs_insert_test velox_gcs_multiendpoints_test velox_gcsfile_example velox_hash_benchmark velox_hash_join_build_benchmark velox_hash_join_list_result_benchmark velox_hash_join_prepare_join_table_benchmark velox_hdfs_file_test velox_hdfs_insert_test velox_hive_connector_test velox_hive_iceberg_insert_test velox_hive_iceberg_test velox_hive_paimon_connector velox_hive_paimon_data_file_meta_test velox_hive_paimon_deletion_file_test velox_hive_paimon_row_kind_test velox_hive_paimon_split_test velox_hive_partition_function_benchmark velox_in_10_min_demo velox_join_fuzzer velox_key_encoder_test velox_like_benchmark velox_like_tpch_benchmark velox_mark_distinct_fuzzer velox_mark_sorted_benchmark velox_memory_arbitration_fuzzer velox_memory_test velox_merge_benchmark velox_orderby_benchmark velox_parquet_e2e_filter_test velox_parquet_writer_sink_test velox_parquet_writer_test velox_parse_test velox_prefixsort_benchmark velox_presto_types_fuzzer_utils_test velox_prestosql_coverage velox_query_replayer velox_re2_functions_benchmarks velox_row_number_fuzzer velox_rpc_operator_test velox_s3file_test velox_s3insert_test velox_s3metrics_test velox_s3multiendpoints_test velox_s3read_test velox_s3registration_test velox_serializer_test_group0 velox_simple_aggregate_test velox_sort_benchmark velox_spark_query_runner_test velox_spark_windows_test velox_sparksql_benchmarks_cast velox_sparksql_benchmarks_compare velox_sparksql_benchmarks_from_json velox_sparksql_benchmarks_get_funcs velox_sparksql_benchmarks_hash velox_sparksql_benchmarks_in velox_sparksql_benchmarks_simd_compare velox_sparksql_benchmarks_split velox_sparksql_coverage velox_spatial_join_benchmark velox_spatial_join_fuzzer velox_spiller_aggregate_benchmark velox_spiller_join_benchmark velox_streaming_aggregation_benchmark velox_table_evolution_fuzzer_test velox_test_util_test velox_text_reader_test velox_text_writer_test velox_tool_trace_test velox_topn_row_number_fuzzer velox_tpcds_connector_test velox_tpch_benchmark velox_tpch_connector_test velox_tpch_speed_test velox_trace_file_tool velox_unsafe_row_serialize_benchmark velox_wave_benchmark velox_wave_exec_test velox_window_fuzzer_test velox_window_prefixsort_benchmark velox_window_sub_partitioned_sort_benchmark velox_windows_agg_test velox_windows_rank_test velox_windows_value_test velox_writer_fuzzer_test

Total affected: 299/555 targets

Warning: 1 file(s) could not be mapped to any target. A full build may be needed.

  • velox/docs/monitoring/stats.rst
All affected targets (299)
  • aggregate_companion_functions_test
  • physical_size_aggregator_test
  • presto_sql_test
  • spark_aggregation_fuzzer_test
  • spark_expression_fuzzer_test
  • velox_abfs_test
  • velox_aggregates
  • velox_aggregates_GeometryAggregateTest
  • velox_aggregates_reduce_agg_bm
  • velox_aggregates_simple_aggregates_bm
  • velox_aggregates_string_keys_bm
  • velox_aggregates_test_group0
  • velox_aggregates_test_group1
  • velox_aggregates_test_group2
  • velox_aggregates_test_group3
  • velox_aggregates_test_group4
  • velox_aggregation_fuzzer
  • velox_aggregation_fuzzer_base
  • velox_aggregation_fuzzer_test
  • velox_aggregation_result_verifier
  • velox_aggregation_runner_test
  • velox_benchmark_array_writer_no_nulls
  • velox_benchmark_array_writer_with_nulls
  • velox_benchmark_basic_comparison_conjunct
  • velox_benchmark_basic_decoded_vector
  • velox_benchmark_basic_preproc
  • velox_benchmark_basic_selectivity_vector
  • velox_benchmark_basic_simple_arithmetic
  • velox_benchmark_basic_simple_cast
  • velox_benchmark_basic_vector_compare
  • velox_benchmark_basic_vector_fuzzer
  • velox_benchmark_basic_vector_slice
  • velox_benchmark_builder
  • velox_benchmark_estimate_flat_size
  • velox_benchmark_expr_flat_no_nulls
  • velox_benchmark_feature_normalization
  • velox_benchmark_map_writer_no_nulls
  • velox_benchmark_map_writer_with_nulls
  • velox_benchmark_nested_array_writer_no_nulls
  • velox_benchmark_nested_array_writer_with_nulls
  • velox_cache_fuzzer
  • velox_cast_benchmark
  • velox_common_test
  • velox_core_test
  • velox_driver_test
  • velox_duckdb_conversion_test
  • velox_duckdb_parser
  • velox_dwio_cache_test
  • velox_dwio_common_test
  • velox_dwio_common_test_utils
  • velox_dwio_dwrf_buffered_output_stream_test
  • velox_dwio_dwrf_byte_rle_encoder_test
  • velox_dwio_dwrf_byte_rle_test
  • velox_dwio_dwrf_checksum_test
  • velox_dwio_dwrf_column_reader_test
  • velox_dwio_dwrf_column_statistics_test
  • velox_dwio_dwrf_compression_test
  • velox_dwio_dwrf_config_test
  • velox_dwio_dwrf_data_buffer_holder_test
  • velox_dwio_dwrf_decompression_test
  • velox_dwio_dwrf_decryption_test
  • velox_dwio_dwrf_dictionary_encoder_test
  • velox_dwio_dwrf_dictionary_encoding_utils_test
  • velox_dwio_dwrf_encoding_selector_test
  • velox_dwio_dwrf_encryption_test
  • velox_dwio_dwrf_flush_policy_test
  • velox_dwio_dwrf_index_builder_test
  • velox_dwio_dwrf_int_direct_test
  • velox_dwio_dwrf_int_encoder_test
  • velox_dwio_dwrf_layout_planner_test
  • velox_dwio_dwrf_ratio_checker_test
  • velox_dwio_dwrf_reader_base_test
  • velox_dwio_dwrf_reader_test
  • velox_dwio_dwrf_rle_test
  • velox_dwio_dwrf_rlev1_encoder_test
  • velox_dwio_dwrf_stream_labels_test
  • velox_dwio_dwrf_stripe_dictionary_cache_test
  • velox_dwio_dwrf_stripe_reader_base_test
  • velox_dwio_dwrf_stripe_stream_test
  • velox_dwio_dwrf_writer
  • velox_dwio_dwrf_writer_context_test
  • velox_dwio_dwrf_writer_encoding_manager_test
  • velox_dwio_dwrf_writer_sink_test
  • velox_dwio_dwrf_writer_test
  • velox_dwio_iceberg_reader_benchmark
  • velox_dwio_iceberg_reader_benchmark_lib
  • velox_dwio_orc_column_statistics_test
  • velox_dwio_orc_reader_filter_test
  • velox_dwio_orc_reader_test
  • velox_dwio_parquet_common_test
  • velox_dwio_parquet_page_reader_test
  • velox_dwio_parquet_reader_benchmark
  • velox_dwio_parquet_reader_benchmark_lib
  • velox_dwio_parquet_reader_test
  • velox_dwio_parquet_rlebp_decoder_test
  • velox_dwio_parquet_structure_decoder_test
  • velox_dwio_parquet_table_scan_test
  • velox_dwio_parquet_tpch_test
  • velox_dwrf_column_writer_index_test
  • velox_dwrf_column_writer_stats_test
  • velox_dwrf_column_writer_test
  • velox_dwrf_e2e_filter_test
  • velox_dwrf_e2e_reader_test
  • velox_dwrf_e2e_writer_test
  • velox_dwrf_float_column_writer_benchmark
  • velox_dwrf_statistics_builder_utils_test
  • velox_dwrf_test_utils
  • velox_dwrf_writer_extended_test
  • velox_dwrf_writer_flush_test
  • velox_example_operator_extensibility
  • velox_example_scan_orc
  • velox_exchange_benchmark
  • velox_exchange_fuzzer
  • velox_exec
  • velox_exec_SpatialJoinTest
  • velox_exec_bm_duplicate_project
  • velox_exec_infra_test
  • velox_exec_test_group0
  • velox_exec_test_group1
  • velox_exec_test_group2
  • velox_exec_test_group3
  • velox_exec_test_group4
  • velox_exec_test_group5
  • velox_exec_test_group6
  • velox_exec_test_group7
  • velox_exec_test_lib
  • velox_exec_util_test_group0
  • velox_exec_vector_hasher_benchmark
  • velox_expression_fuzzer
  • velox_expression_fuzzer_test
  • velox_expression_fuzzer_unit_test
  • velox_expression_runner
  • velox_expression_runner_test
  • velox_expression_runner_unit_test
  • velox_expression_test
  • velox_expression_test_utility
  • velox_expression_verifier
  • velox_expression_verifier_unit_test
  • velox_filemetadata_test
  • velox_filter_project_benchmark
  • velox_format_datetime_benchmark
  • velox_function_dynamic_link_test
  • velox_function_registry_test
  • velox_functions_aggregates
  • velox_functions_aggregates_test
  • velox_functions_aggregates_test_lib
  • velox_functions_benchmarks_compare
  • velox_functions_benchmarks_row_writer_no_nulls
  • velox_functions_benchmarks_simdjson_function_with_expr
  • velox_functions_benchmarks_string_writer_no_nulls
  • velox_functions_benchmarks_url
  • velox_functions_iceberg_test
  • velox_functions_lib_test
  • velox_functions_prestosql_benchmarks_array_contains
  • velox_functions_prestosql_benchmarks_array_min_max
  • velox_functions_prestosql_benchmarks_array_position
  • velox_functions_prestosql_benchmarks_array_sum
  • velox_functions_prestosql_benchmarks_bitwise
  • velox_functions_prestosql_benchmarks_cardinality
  • velox_functions_prestosql_benchmarks_comparisons
  • velox_functions_prestosql_benchmarks_concat
  • velox_functions_prestosql_benchmarks_date_time
  • velox_functions_prestosql_benchmarks_field_reference
  • velox_functions_prestosql_benchmarks_generic
  • velox_functions_prestosql_benchmarks_in
  • velox_functions_prestosql_benchmarks_map_input
  • velox_functions_prestosql_benchmarks_map_subscript
  • velox_functions_prestosql_benchmarks_map_zip_with
  • velox_functions_prestosql_benchmarks_not
  • velox_functions_prestosql_benchmarks_regexp_replace
  • velox_functions_prestosql_benchmarks_row
  • velox_functions_prestosql_benchmarks_string_ascii_utf_functions
  • velox_functions_prestosql_benchmarks_uuid_cast
  • velox_functions_prestosql_benchmarks_width_bucket
  • velox_functions_prestosql_benchmarks_zip
  • velox_functions_prestosql_benchmarks_zip_with
  • velox_functions_spark_aggregates
  • velox_functions_spark_aggregates_test
  • velox_functions_spark_test
  • velox_functions_spark_window
  • velox_functions_test
  • velox_functions_test_lib
  • velox_functions_window
  • velox_functions_window_test_lib
  • velox_fuzzer_connector_test
  • velox_fuzzer_util
  • velox_gcs_file_test
  • velox_gcs_insert_test
  • velox_gcs_multiendpoints_test
  • velox_gcsfile_example
  • velox_hash_benchmark
  • velox_hash_join_build_benchmark
  • velox_hash_join_list_result_benchmark
  • velox_hash_join_prepare_join_table_benchmark
  • velox_hdfs_file_test
  • velox_hdfs_insert_test
  • velox_hive_connector
  • velox_hive_connector_test
  • velox_hive_iceberg_insert_test
  • velox_hive_iceberg_test
  • velox_hive_paimon_connector
  • velox_hive_paimon_data_file_meta_test
  • velox_hive_paimon_deletion_file_test
  • velox_hive_paimon_row_kind_test
  • velox_hive_paimon_split
  • velox_hive_paimon_split_test
  • velox_hive_partition_function
  • velox_hive_partition_function_benchmark
  • velox_in_10_min_demo
  • velox_join_fuzzer
  • velox_key_encoder_test
  • velox_like_benchmark
  • velox_like_tpch_benchmark
  • velox_mark_distinct_fuzzer
  • velox_mark_distinct_fuzzer_lib
  • velox_mark_sorted_benchmark
  • velox_memory_arbitration_fuzzer
  • velox_memory_test
  • velox_merge_benchmark
  • velox_orderby_benchmark
  • velox_parquet_e2e_filter_test
  • velox_parquet_writer_sink_test
  • velox_parquet_writer_test
  • velox_parse_expression
  • velox_parse_parser
  • velox_parse_test
  • velox_parse_utils
  • velox_prefixsort_benchmark
  • velox_presto_types_fuzzer_utils_test
  • velox_prestosql_coverage
  • velox_query_benchmark
  • velox_query_replayer
  • velox_query_trace_replayer_base
  • velox_re2_functions_benchmarks
  • velox_row_number_fuzzer
  • velox_row_number_fuzzer_base_lib
  • velox_row_number_fuzzer_lib
  • velox_rpc_operator
  • velox_rpc_operator_test
  • velox_rpc_plan_node_translator
  • velox_s3file_test
  • velox_s3insert_test
  • velox_s3metrics_test
  • velox_s3multiendpoints_test
  • velox_s3read_test
  • velox_s3registration_test
  • velox_serializer_test_group0
  • velox_simple_aggregate
  • velox_simple_aggregate_test
  • velox_sort_benchmark
  • velox_spark_query_runner
  • velox_spark_query_runner_test
  • velox_spark_windows_test
  • velox_sparksql_benchmarks_cast
  • velox_sparksql_benchmarks_compare
  • velox_sparksql_benchmarks_from_json
  • velox_sparksql_benchmarks_get_funcs
  • velox_sparksql_benchmarks_hash
  • velox_sparksql_benchmarks_in
  • velox_sparksql_benchmarks_simd_compare
  • velox_sparksql_benchmarks_split
  • velox_sparksql_coverage
  • velox_spatial_join_benchmark
  • velox_spatial_join_fuzzer
  • velox_spiller_aggregate_benchmark
  • velox_spiller_aggregate_benchmark_base
  • velox_spiller_join_benchmark
  • velox_spiller_join_benchmark_base
  • velox_streaming_aggregation_benchmark
  • velox_table_evolution_fuzzer_test
  • velox_test_util_test
  • velox_text_reader_test
  • velox_text_writer_test
  • velox_tool_trace_test
  • velox_topn_row_number_fuzzer
  • velox_topn_row_number_fuzzer_lib
  • velox_tpcds_connector_test
  • velox_tpch_benchmark
  • velox_tpch_benchmark_lib
  • velox_tpch_connector
  • velox_tpch_connector_test
  • velox_tpch_speed_test
  • velox_trace_file_tool
  • velox_trace_file_tool_base
  • velox_unsafe_row_serialize_benchmark
  • velox_wave_benchmark
  • velox_wave_exec
  • velox_wave_exec_test
  • velox_wave_mock_reader
  • velox_window
  • velox_window_fuzzer
  • velox_window_fuzzer_test
  • velox_window_prefixsort_benchmark
  • velox_window_sub_partitioned_sort_benchmark
  • velox_windows_agg_test
  • velox_windows_rank_test
  • velox_windows_value_test
  • velox_writer_fuzzer
  • velox_writer_fuzzer_test

Fast path • Graph from main@6f8658c4548b03d710d3eb0a54186257ef97a340

…acebookincubator#16926)

Summary:

Adds performance metrics to the index lookup pipeline:
- HiveIndexSource reports end-to-end iteration time (kConnectorLookupWallTime) and output projection time (kConnectorResultPrepareTime) using addOperatorRuntimeStats() for per-call granularity
- FileIndexReader reports per-file lookup setup time, read I/O time, request count, and output row count
- Adds kNumIndexSplits to IndexLookupJoin operator for split count tracking
- Stats already tracked by IndexLookupJoin (numLookups, numOutputRows) are not duplicated

Reviewed By: kewang1024

Differential Revision: D98183179
@zacw7 zacw7 force-pushed the export-D98183179 branch from e800852 to e584e8e Compare March 30, 2026 20:54
@zacw7 zacw7 closed this Apr 7, 2026
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