Datasets:
File size: 13,804 Bytes
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generated_from: dependency_graph.jsonl (audited, join-spine-repaired)
note: 'every join here was executed against duckdb: it returns rows. `join: via` means a two-hop path through `via.table`; use the `sql` field
verbatim.'
n_joins: 25
joins:
- left_table: flight_event_bts_ontime
left_col: Reporting_Airline
right_table: dim_carrier
right_col: unique_carrier
type: CERTIFIED_HARD
join: direct
strength: high
key_coverage: 1.0
column_repairs:
- flight_event_bts_ontime.op_unique_carrier -> CAST({A}"Reporting_Airline" AS VARCHAR) (value_coverage=1.000)
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"dim_carrier\" b ON CAST(a.\"Reporting_Airline\" AS VARCHAR) = CAST(b.\"unique_carrier\"\
\ AS VARCHAR)"
- left_table: dim_airport
left_col: airport_iata
right_table: flight_event_bts_ontime
right_col: Origin
type: WEAK_PARTIAL
join: direct
strength: high
key_coverage: 1.0
column_repairs:
- flight_event_bts_ontime.origin -> CAST({A}"Origin" AS VARCHAR) (name_match)
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"flight_event_bts_ontime\" b ON CAST(a.\"airport_iata\" AS VARCHAR) = CAST(b.\"Origin\" AS VARCHAR)"
- left_table: dim_airport
left_col: airport_iata
right_table: fact_t100_segment
right_col: origin
type: WEAK_PARTIAL
join: direct
strength: high
key_coverage: 1.0
source_caveat: The BTS T-100 declared table should contain carrier-origin-destination-aircraft type-service class-year-month segment detail;
the local raw source is BTS/NTAD ArcGIS 2024 annual aircraft data
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"fact_t100_segment\" b ON CAST(a.\"airport_iata\" AS VARCHAR) = CAST(b.\"origin\" AS VARCHAR)"
- left_table: fact_weather_hourly
left_col: station_id
right_table: dim_weather_station
right_col: station_id
type: CERTIFIED_HARD
join: direct
strength: high
key_coverage: 1.0
sql: "SELECT * FROM \"fact_weather_hourly\" a\n JOIN \"dim_weather_station\" b ON CAST(a.\"station_id\" AS VARCHAR) = CAST(b.\"station_id\"\
\ AS VARCHAR)"
- left_table: dim_airport
left_col: airport_icao
right_table: dim_weather_station
right_col: airport_icao
type: CROSSWALK_JOIN
join: direct
via:
table: xw_airport_codes
left_col: airport_iata
right_col: airport_icao
left_cov: 1.0
right_cov: 1.0
strength: high
key_coverage: 1.0
column_repairs:
- dim_airport.airport_iata -> dim_airport.airport_icao (declared column does not join; this one does)
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"dim_weather_station\" b ON CAST(a.\"airport_icao\" AS VARCHAR) = CAST(b.\"airport_icao\" AS\
\ VARCHAR)"
- left_table: dim_airport
left_col: airport_iata
right_table: dim_weather_station
right_col: airport_iata
type: CROSSWALK_JOIN
join: direct
via:
table: xw_airport_codes
left_col: airport_icao
right_col: airport_iata
left_cov: 1.0
right_cov: 1.0
strength: high
key_coverage: 1.0
column_repairs:
- dim_airport.airport_icao -> dim_airport.airport_iata (declared column does not join; this one does)
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"dim_weather_station\" b ON CAST(a.\"airport_iata\" AS VARCHAR) = CAST(b.\"airport_iata\" AS\
\ VARCHAR)"
- left_table: dim_airport
left_col: airport_iata
right_table: dim_weather_station
right_col: airport_iata
type: CROSSWALK_JOIN
join: direct
via:
table: xw_airport_codes
left_col: airport_icao
right_col: airport_iata
left_cov: 1.0
right_cov: 1.0
strength: high
key_coverage: 1.0
column_repairs:
- dim_airport.location_identifier -> dim_airport.airport_iata (declared column does not join; this one does)
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"dim_weather_station\" b ON CAST(a.\"airport_iata\" AS VARCHAR) = CAST(b.\"airport_iata\" AS\
\ VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: DestState
right_table: flight_event_bts_ontime
right_col: DestStateFips
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_abbr
right_col: state_fips
left_cov: 0.9808
right_cov: 0.9107
two_hop_left_cov: 0.9808
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"DestState\" AS VARCHAR) = CAST(x.\"state_abbr\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_fips\" AS VARCHAR) = CAST(b.\"DestStateFips\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: DestState
right_table: flight_event_bts_ontime
right_col: DestStateName
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_abbr
right_col: state_name
left_cov: 0.9808
right_cov: 0.8929
two_hop_left_cov: 0.9615
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"DestState\" AS VARCHAR) = CAST(x.\"state_abbr\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_name\" AS VARCHAR) = CAST(b.\"DestStateName\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: DestStateFips
right_table: flight_event_bts_ontime
right_col: DestStateName
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_fips
right_col: state_name
left_cov: 0.9808
right_cov: 0.8929
two_hop_left_cov: 0.9615
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"DestStateFips\" AS VARCHAR) = CAST(x.\"state_fips\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_name\" AS VARCHAR) = CAST(b.\"DestStateName\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginState
right_table: flight_event_bts_ontime
right_col: DestStateFips
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_abbr
right_col: state_fips
left_cov: 0.9808
right_cov: 0.9107
two_hop_left_cov: 0.9808
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"OriginState\" AS VARCHAR) = CAST(x.\"state_abbr\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_fips\" AS VARCHAR) = CAST(b.\"DestStateFips\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginState
right_table: flight_event_bts_ontime
right_col: DestStateName
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_abbr
right_col: state_name
left_cov: 0.9808
right_cov: 0.8929
two_hop_left_cov: 0.9615
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"OriginState\" AS VARCHAR) = CAST(x.\"state_abbr\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_name\" AS VARCHAR) = CAST(b.\"DestStateName\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginState
right_table: flight_event_bts_ontime
right_col: OriginStateFips
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_abbr
right_col: state_fips
left_cov: 0.9808
right_cov: 0.9107
two_hop_left_cov: 0.9808
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"OriginState\" AS VARCHAR) = CAST(x.\"state_abbr\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_fips\" AS VARCHAR) = CAST(b.\"OriginStateFips\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginState
right_table: flight_event_bts_ontime
right_col: OriginStateName
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_abbr
right_col: state_name
left_cov: 0.9808
right_cov: 0.8929
two_hop_left_cov: 0.9615
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"OriginState\" AS VARCHAR) = CAST(x.\"state_abbr\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_name\" AS VARCHAR) = CAST(b.\"OriginStateName\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginStateFips
right_table: flight_event_bts_ontime
right_col: DestState
type: CROSSWALK_JOIN
join: via
via:
table: dim_aircraft_registry
left_col: serial_number
right_col: registrant_state
left_cov: 1.0
right_cov: 0.8793
two_hop_left_cov: 1.0
strength: high
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"dim_aircraft_registry\" x ON CAST(a.\"OriginStateFips\" AS VARCHAR) = CAST(x.\"\
serial_number\" AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"registrant_state\" AS VARCHAR) = CAST(b.\"DestState\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginStateFips
right_table: flight_event_bts_ontime
right_col: DestStateName
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_fips
right_col: state_name
left_cov: 0.9808
right_cov: 0.8929
two_hop_left_cov: 0.9615
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"OriginStateFips\" AS VARCHAR) = CAST(x.\"state_fips\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_name\" AS VARCHAR) = CAST(b.\"DestStateName\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginStateFips
right_table: flight_event_bts_ontime
right_col: OriginStateName
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_fips
right_col: state_name
left_cov: 0.9808
right_cov: 0.8929
two_hop_left_cov: 0.9615
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"OriginStateFips\" AS VARCHAR) = CAST(x.\"state_fips\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_name\" AS VARCHAR) = CAST(b.\"OriginStateName\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginStateName
right_table: flight_event_bts_ontime
right_col: DestState
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_name
right_col: state_abbr
left_cov: 0.9615
right_cov: 0.9107
two_hop_left_cov: 0.9615
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"OriginStateName\" AS VARCHAR) = CAST(x.\"state_name\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_abbr\" AS VARCHAR) = CAST(b.\"DestState\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: OriginStateName
right_table: flight_event_bts_ontime
right_col: DestStateFips
type: CROSSWALK_JOIN
join: via
via:
table: xw_us_state_codes
left_col: state_name
right_col: state_fips
left_cov: 0.9615
right_cov: 0.9107
two_hop_left_cov: 0.9615
strength: medium
key_coverage: 0.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"xw_us_state_codes\" x ON CAST(a.\"OriginStateName\" AS VARCHAR) = CAST(x.\"state_name\"\
\ AS VARCHAR)\n JOIN \"flight_event_bts_ontime\" b ON CAST(x.\"state_fips\" AS VARCHAR) = CAST(b.\"DestStateFips\" AS VARCHAR)"
- left_table: dim_airport
left_col: airport_iata
right_table: dim_weather_station
right_col: airport_iata
type: confirmed_value_fk
join: direct
strength: high
key_coverage: 1.0
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"dim_weather_station\" b ON CAST(a.\"airport_iata\" AS VARCHAR) = CAST(b.\"airport_iata\" AS\
\ VARCHAR)"
- left_table: dim_airport
left_col: airport_icao
right_table: dim_weather_station
right_col: airport_icao
type: confirmed_value_fk
join: direct
strength: high
key_coverage: 1.0
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"dim_weather_station\" b ON CAST(a.\"airport_icao\" AS VARCHAR) = CAST(b.\"airport_icao\" AS\
\ VARCHAR)"
- left_table: dim_airport
left_col: airport_name
right_table: dim_weather_station
right_col: station_name
type: confirmed_value_fk
join: direct
strength: high
key_coverage: 1.0
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"dim_weather_station\" b ON CAST(a.\"airport_name\" AS VARCHAR) = CAST(b.\"station_name\" AS\
\ VARCHAR)"
- left_table: dim_airport
left_col: location_identifier
right_table: dim_weather_station
right_col: airport_icao
type: confirmed_value_fk
join: direct
strength: high
key_coverage: 1.0
sql: "SELECT * FROM \"dim_airport\" a\n JOIN \"dim_weather_station\" b ON CAST(a.\"location_identifier\" AS VARCHAR) = CAST(b.\"airport_icao\"\
\ AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: IATA_CODE_Reporting_Airline
right_table: dim_carrier
right_col: iata_carrier_code
type: confirmed_value_fk
join: direct
strength: high
key_coverage: 1.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"dim_carrier\" b ON CAST(a.\"IATA_CODE_Reporting_Airline\" AS VARCHAR) = CAST(b.\"\
iata_carrier_code\" AS VARCHAR)"
- left_table: flight_event_bts_ontime
left_col: Reporting_Airline
right_table: dim_carrier
right_col: unique_carrier
type: confirmed_value_fk
join: direct
strength: high
key_coverage: 1.0
sql: "SELECT * FROM \"flight_event_bts_ontime\" a\n JOIN \"dim_carrier\" b ON CAST(a.\"Reporting_Airline\" AS VARCHAR) = CAST(b.\"unique_carrier\"\
\ AS VARCHAR)"
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