*************************** 1. row ***************************
QUERY: select
distinct svc.idService,
svc.deviceUID,
svc.driverId,
svc.lineId,
svc.subLineId,
svc.initDateTime,
svc.endDateTime,
svc.originStopId,
svc.reinforcement,
sd.hardwareId as vehicleIdentificationNumber
from
iots.Service svc
inner join iots.ServiceData sd on
svc.idService = sd.idService
and svc.deviceUID = sd.deviceUID
inner join drivers.drivers d on
d.code = svc.driverId
where
((svc.initDateTime between '2025-02-11' and '2025-02-12')
or (svc.endDateTime between '2025-02-11' and '2025-02-12'))
and d.company_id in (51)
TRACE: {
"steps": [
{
"join_preparation": {
"select_id": 1,
"steps": [
{
"expanded_query": "select distinct svc.idService AS idService,svc.deviceUID AS deviceUID,svc.driverId AS driverId,svc.lineId AS lineId,svc.subLineId AS subLineId,svc.initDateTime AS initDateTime,svc.endDateTime AS endDateTime,svc.originStopId AS originStopId,svc.reinforcement AS reinforcement,sd.hardwareId AS vehicleIdentificationNumber from ((Service svc join ServiceData sd on(svc.idService = sd.idService and svc.deviceUID = sd.deviceUID)) join drivers d on(drivers.d.`code` = svc.driverId)) where (svc.initDateTime between <cache>('2025-02-11') and <cache>('2025-02-12') or svc.endDateTime between <cache>('2025-02-11') and <cache>('2025-02-12')) and drivers.d.company_id = 51"
}
]
}
},
{
"join_optimization": {
"select_id": 1,
"steps": [
{
"condition_processing": {
"condition": "WHERE",
"original_condition": "(svc.initDateTime between <cache>('2025-02-11') and <cache>('2025-02-12') or svc.endDateTime between <cache>('2025-02-11') and <cache>('2025-02-12')) and drivers.d.company_id = 51 and drivers.d.`code` = svc.driverId and svc.idService = sd.idService and svc.deviceUID = sd.deviceUID",
"steps": [
{
"transformation": "equality_propagation",
"resulting_condition": "(svc.initDateTime between <cache>('2025-02-11') and <cache>('2025-02-12') or svc.endDateTime between <cache>('2025-02-11') and <cache>('2025-02-12')) and drivers.d.`code` = svc.driverId and svc.deviceUID = sd.deviceUID and multiple equal(51, drivers.d.company_id) and multiple equal(svc.idService, sd.idService)"
},
{
"transformation": "constant_propagation",
"resulting_condition": "(svc.initDateTime between <cache>('2025-02-11') and <cache>('2025-02-12') or svc.endDateTime between <cache>('2025-02-11') and <cache>('2025-02-12')) and drivers.d.`code` = svc.driverId and svc.deviceUID = sd.deviceUID and multiple equal(51, drivers.d.company_id) and multiple equal(svc.idService, sd.idService)"
},
{
"transformation": "trivial_condition_removal",
"resulting_condition": "(svc.initDateTime between <cache>('2025-02-11') and <cache>('2025-02-12') or svc.endDateTime between <cache>('2025-02-11') and <cache>('2025-02-12')) and drivers.d.`code` = svc.driverId and svc.deviceUID = sd.deviceUID and multiple equal(51, drivers.d.company_id) and multiple equal(svc.idService, sd.idService)"
}
]
}
},
{
"table_dependencies": [
{
"table": "svc",
"row_may_be_null": false,
"map_bit": 0,
"depends_on_map_bits": []
},
{
"table": "sd",
"row_may_be_null": false,
"map_bit": 1,
"depends_on_map_bits": []
},
{
"table": "d",
"row_may_be_null": false,
"map_bit": 2,
"depends_on_map_bits": []
}
]
},
{
"ref_optimizer_key_uses": [
{
"table": "svc",
"field": "idService",
"equals": "sd.idService",
"null_rejecting": false
},
{
"table": "svc",
"field": "deviceUID",
"equals": "sd.deviceUID",
"null_rejecting": false
},
{
"table": "sd",
"field": "idService",
"equals": "svc.idService",
"null_rejecting": false
},
{
"table": "sd",
"field": "deviceUID",
"equals": "svc.deviceUID",
"null_rejecting": false
},
{
"table": "d",
"field": "company_id",
"equals": "51",
"null_rejecting": false
},
{
"table": "d",
"field": "company_id",
"equals": "51",
"null_rejecting": false
}
]
},
{
"rows_estimation": [
{
"table": "svc",
"range_analysis": {
"table_scan": {
"rows": 2383168,
"cost": 488398.6
},
"potential_range_indexes": [
{
"index": "PRIMARY",
"usable": false,
"cause": "not applicable"
},
{
"index": "IDX_init_Service",
"usable": true,
"key_parts": ["initDateTime", "idService", "deviceUID"]
},
{
"index": "IDX_end_Service",
"usable": true,
"key_parts": ["endDateTime", "idService", "deviceUID"]
}
],
"setup_range_conditions": [],
"analyzing_range_alternatives": {
"range_scan_alternatives": [],
"analyzing_roworder_intersect": {
"cause": "too few roworder scans"
},
"analyzing_index_merge_union": [
{
"indexes_to_merge": [
{
"range_scan_alternatives": [
{
"index": "IDX_init_Service",
"ranges": [
"(2025-02-11 00:00:00) <= (initDateTime) <= (2025-02-12 00:00:00)"
],
"rowid_ordered": false,
"using_mrr": false,
"index_only": true,
"rows": 1367,
"cost": 277.2958697,
"chosen": true
}
],
"index_to_merge": "IDX_init_Service",
"cumulated_cost": 277.2958697
},
{
"range_scan_alternatives": [
{
"index": "IDX_end_Service",
"ranges": [
"(2025-02-11 00:00:00) <= (endDateTime) <= (2025-02-12 00:00:00)"
],
"rowid_ordered": false,
"using_mrr": false,
"index_only": true,
"rows": 1368,
"cost": 277.496419,
"chosen": true
}
],
"index_to_merge": "IDX_end_Service",
"cumulated_cost": 554.7922887
}
],
"cost_of_reading_ranges": 554.7922887,
"cost_sort_rowid_and_read_disk": 2739.979896,
"cost_duplicate_removal": 109.1962621,
"total_cost": 3403.968447
}
]
},
"group_index_range": {
"chosen": false,
"cause": "not single_table"
},
"chosen_range_access_summary": {
"range_access_plan": {
"type": "index_merge",
"index_merge_of": [
{
"type": "range_scan",
"index": "IDX_init_Service",
"rows": 1367,
"ranges": [
"(2025-02-11 00:00:00) <= (initDateTime) <= (2025-02-12 00:00:00)"
]
},
{
"type": "range_scan",
"index": "IDX_end_Service",
"rows": 1368,
"ranges": [
"(2025-02-11 00:00:00) <= (endDateTime) <= (2025-02-12 00:00:00)"
]
}
]
},
"rows_for_plan": 2735,
"cost_for_plan": 3403.968447,
"chosen": true
}
}
},
{
"selectivity_for_indexes": [],
"selectivity_for_columns": [],
"cond_selectivity": 0.001147632
},
{
"table": "sd",
"table_scan": {
"rows": 2383155,
"cost": 6891
}
},
{
"table": "d",
"range_analysis": {
"table_scan": {
"rows": 3143,
"cost": 652.6
},
"potential_range_indexes": [
{
"index": "PRIMARY",
"usable": false,
"cause": "not applicable"
},
{
"index": "unique_driver_document",
"usable": true,
"key_parts": ["company_id", "doc_number"]
},
{
"index": "IDX_companyId_drivers",
"usable": true,
"key_parts": ["company_id", "code"]
}
],
"best_covering_index_scan": {
"index": "IDX_companyId_drivers",
"cost": 641.1093317,
"chosen": true
},
"setup_range_conditions": [],
"analyzing_range_alternatives": {
"range_scan_alternatives": [
{
"index": "unique_driver_document",
"ranges": ["(51) <= (company_id) <= (51)"],
"rowid_ordered": false,
"using_mrr": false,
"index_only": true,
"rows": 408,
"cost": 82.04380989,
"chosen": true
},
{
"index": "IDX_companyId_drivers",
"ranges": ["(51) <= (company_id) <= (51)"],
"rowid_ordered": true,
"using_mrr": false,
"index_only": true,
"rows": 408,
"cost": 81.93424626,
"chosen": true
}
],
"analyzing_roworder_intersect": {
"cause": "too few roworder scans"
},
"analyzing_index_merge_union": []
},
"group_index_range": {
"chosen": false,
"cause": "not single_table"
},
"chosen_range_access_summary": {
"range_access_plan": {
"type": "range_scan",
"index": "IDX_companyId_drivers",
"rows": 408,
"ranges": ["(51) <= (company_id) <= (51)"]
},
"rows_for_plan": 408,
"cost_for_plan": 81.93424626,
"chosen": true
}
}
},
{
"table": "d",
"rowid_filters": [
{
"key": "IDX_companyId_drivers",
"build_cost": 26.88021633,
"rows": 408
},
{
"key": "IDX_companyId_drivers",
"build_cost": 26.88021633,
"rows": 408
}
]
},
{
"selectivity_for_indexes": [
{
"index_name": "unique_driver_document",
"selectivity_from_index": 0.129812281
}
],
"selectivity_for_columns": [],
"cond_selectivity": 0.129812281
}
]
},
{
"considered_execution_plans": [
{
"plan_prefix": [],
"table": "d",
"best_access_path": {
"considered_access_paths": [
{
"access_type": "ref",
"index": "unique_driver_document",
"used_range_estimates": true,
"rowid_filter_skipped": "worst/max seeks clipping",
"rows": 408,
"cost": 0.423809887,
"chosen": true
},
{
"access_type": "ref",
"index": "IDX_companyId_drivers",
"used_range_estimates": true,
"rowid_filter_skipped": "worst/max seeks clipping",
"rows": 408,
"cost": 0.314246262,
"chosen": true
},
{
"type": "scan",
"chosen": false,
"cause": "cost"
}
],
"chosen_access_method": {
"type": "ref",
"records": 408,
"cost": 0.314246262,
"uses_join_buffering": false
}
},
"rows_for_plan": 408,
"cost_for_plan": 81.91424626,
"rest_of_plan": [
{
"plan_prefix": ["d"],
"table": "svc",
"best_access_path": {
"considered_access_paths": [
{
"access_type": "index_merge",
"resulting_rows": 2735,
"cost": 1388819.126,
"chosen": true
}
],
"chosen_access_method": {
"type": "index_merge",
"records": 2735,
"cost": 1388819.126,
"uses_join_buffering": true
}
},
"rows_for_plan": 1115880,
"cost_for_plan": 1612077.04,
"rest_of_plan": [
{
"plan_prefix": ["d", "svc"],
"table": "sd",
"best_access_path": {
"considered_access_paths": [
{
"access_type": "eq_ref",
"index": "PRIMARY",
"rows": 1,
"cost": 2735,
"chosen": true
},
{
"type": "scan",
"chosen": false,
"cause": "cost"
}
],
"chosen_access_method": {
"type": "eq_ref",
"records": 1,
"cost": 2735,
"uses_join_buffering": false
}
},
"rows_for_plan": 1115880,
"cost_for_plan": 1837988.04,
"estimated_join_cardinality": 1115880
}
]
},
{
"plan_prefix": ["d"],
"table": "sd",
"best_access_path": {
"considered_access_paths": [
{
"access_type": "scan",
"resulting_rows": 2383155,
"cost": 6891,
"chosen": true
}
],
"chosen_access_method": {
"type": "scan",
"records": 2383155,
"cost": 6891,
"uses_join_buffering": true
}
},
"rows_for_plan": 972327240,
"cost_for_plan": 194472420.9,
"pruned_by_cost": true
}
]
},
{
"plan_prefix": [],
"table": "svc",
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{
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"cost": 3403.968447,
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}
],
"chosen_access_method": {
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"cost": 3403.968447,
"uses_join_buffering": false
}
},
"rows_for_plan": 2735,
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"rest_of_plan": [
{
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"table": "d",
"best_access_path": {
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{
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"index": "unique_driver_document",
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"rowid_filter_skipped": "worst/max seeks clipping",
"rows": 408,
"cost": 1159.120041,
"chosen": true
},
{
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"rowid_filter_skipped": "worst/max seeks clipping",
"rows": 408,
"cost": 859.4635261,
"chosen": true
},
{
"type": "scan",
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"cause": "cost"
}
],
"chosen_access_method": {
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"cost": 859.4635261,
"uses_join_buffering": false
}
},
"rows_for_plan": 1115880,
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"rest_of_plan": [
{
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"chosen": true
},
{
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}
],
"chosen_access_method": {
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}
},
"rows_for_plan": 1115880,
"cost_for_plan": 453897.432,
"estimated_join_cardinality": 1115880
}
]
},
{
"plan_prefix": ["svc"],
"table": "sd",
"best_access_path": {
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{
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"index": "PRIMARY",
"rows": 1,
"cost": 2735,
"chosen": true
},
{
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"cause": "cost"
}
],
"chosen_access_method": {
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"records": 1,
"cost": 2735,
"uses_join_buffering": false
}
},
"rows_for_plan": 2735,
"cost_for_plan": 7232.968447,
"rest_of_plan": [
{
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"table": "d",
"best_access_path": {
"considered_access_paths": [
{
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"index": "unique_driver_document",
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"rows": 408,
"cost": 1159.120041,
"chosen": true
},
{
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"index": "IDX_companyId_drivers",
"used_range_estimates": true,
"rowid_filter_skipped": "worst/max seeks clipping",
"rows": 408,
"cost": 859.4635261,
"chosen": true
},
{
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}
],
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"cost": 859.4635261,
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}
},
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}
]
}
]
},
{
"plan_prefix": [],
"table": "sd",
"best_access_path": {
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{
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"cost": 6891,
"chosen": true
}
],
"chosen_access_method": {
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"records": 2383155,
"cost": 6891,
"uses_join_buffering": false
}
},
"rows_for_plan": 2383155,
"cost_for_plan": 483522,
"pruned_by_cost": true
}
]
},
{
"best_join_order": ["svc", "sd", "d"]
},
{
"attaching_conditions_to_tables": {
"original_condition": "drivers.d.company_id = 51 and sd.idService = svc.idService and (svc.initDateTime between '2025-02-11 00:00:00.000000' and '2025-02-12 00:00:00.000000' or svc.endDateTime between '2025-02-11 00:00:00.000000' and '2025-02-12 00:00:00.000000') and drivers.d.`code` = svc.driverId and svc.deviceUID = sd.deviceUID",
"attached_conditions_computation": [],
"attached_conditions_summary": [
{
"table": "svc",
"attached": "svc.initDateTime between '2025-02-11 00:00:00.000000' and '2025-02-12 00:00:00.000000' or svc.endDateTime between '2025-02-11 00:00:00.000000' and '2025-02-12 00:00:00.000000'"
},
{
"table": "sd",
"attached": "svc.deviceUID = sd.deviceUID"
},
{
"table": "d",
"attached": "drivers.d.`code` = svc.driverId"
}
]
}
}
]
}
},
{
"join_execution": {
"select_id": 1,
"steps": []
}
}
]
}
MISSING_BYTES_BEYOND_MAX_MEM_SIZE: 0
INSUFFICIENT_PRIVILEGES: 0