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data_dictionary.txt
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data_dictionary.txt
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+----------------------------+
| Ergast Database User Guide |
+----------------------------+
| Version: 1.0 |
| Date: 31 January 2021 |
| Author: Chris Newell |
+----------------------------+
+----------------------+ +------------------------------------------------------------------+
| List of Tables | | General Notes |
+----------------------+ +------------------------------------------------------------------|
| circuits | | Dates, times and durations are in ISO 8601 format |
| constructorResults | | Dates and times are UTC |
| constructorStandings | | Strings use UTF-8 encoding |
| constructors | | Primary keys are for internal use only |
| driverStandings | | Fields ending with "Ref" are unique identifiers for external use |
| drivers | | A grid position of '0' is used for starting from the pitlane |
| lapTimes | | Labels used in the positionText fields: |
| pitStops | | "D" - disqualified |
| qualifying | | "E" - excluded |
| races | | "F" - failed to qualify |
| results | | "N" - not classified |
| seasons | | "R" - retired |
| status | | "W" - withdrew |
+----------------------+ +------------------------------------------------------------------+
circuits table
+------------+--------------+------+-----+---------+----------------+---------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+------------+--------------+------+-----+---------+----------------+---------------------------+
| circuitId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| circuitRef | varchar(255) | NO | | | | Unique circuit identifier |
| name | varchar(255) | NO | | | | Circuit name |
| location | varchar(255) | YES | | NULL | | Location name |
| country | varchar(255) | YES | | NULL | | Country name |
| lat | float | YES | | NULL | | Latitude |
| lng | float | YES | | NULL | | Longitude |
| alt | int(11) | YES | | NULL | | Altitude (metres) |
| url | varchar(255) | NO | UNI | | | Circuit Wikipedia page |
+------------+--------------+------+-----+---------+----------------+---------------------------+
constructor_results table
+----------------------+--------------+------+-----+---------+----------------+----------------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+----------------------+--------------+------+-----+---------+----------------+----------------------------------------+
| constructorResultsId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| raceId | int(11) | NO | | 0 | | Foreign key link to races table |
| constructorId | int(11) | NO | | 0 | | Foreign key link to constructors table |
| points | float | YES | | NULL | | Constructor points for race |
| status | varchar(255) | YES | | NULL | | "D" for disqualified (or null) |
+----------------------+--------------+------+-----+---------+----------------+----------------------------------------+
constructor_standings table
+------------------------+--------------+------+-----+---------+----------------+------------------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+------------------------+--------------+------+-----+---------+----------------+------------------------------------------+
| constructorStandingsId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| raceId | int(11) | NO | | 0 | | Foreign key link to races table |
| constructorId | int(11) | NO | | 0 | | Foreign key link to constructors table |
| points | float | NO | | 0 | | Constructor points for season |
| position | int(11) | YES | | NULL | | Constructor standings position (integer) |
| positionText | varchar(255) | YES | | NULL | | Constructor standings position (string) |
| wins | int(11) | NO | | 0 | | Season win count |
+------------------------+--------------+------+-----+---------+----------------+------------------------------------------+
constructors table
+----------------+--------------+------+-----+---------+----------------+-------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+----------------+--------------+------+-----+---------+----------------+-------------------------------+
| constructorId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| constructorRef | varchar(255) | NO | | | | Unique constructor identifier |
| name | varchar(255) | NO | UNI | | | Constructor name |
| nationality | varchar(255) | YES | | NULL | | Constructor nationality |
| url | varchar(255) | NO | | | | Constructor Wikipedia page |
+----------------+--------------+------+-----+---------+----------------+-------------------------------+
driver_standings table
+-------------------+--------------+------+-----+---------+----------------+-------------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+-------------------+--------------+------+-----+---------+----------------+-------------------------------------+
| driverStandingsId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| raceId | int(11) | NO | | 0 | | Foreign key link to races table |
| driverId | int(11) | NO | | 0 | | Foreign key link to drivers table |
| points | float | NO | | 0 | | Driver points for season |
| position | int(11) | YES | | NULL | | Driver standings position (integer) |
| positionText | varchar(255) | YES | | NULL | | Driver standings position (string) |
| wins | int(11) | NO | | 0 | | Season win count |
+-------------------+--------------+------+-----+---------+----------------+-------------------------------------+
drivers table
+-------------+--------------+------+-----+---------+----------------+--------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+-------------+--------------+------+-----+---------+----------------+--------------------------+
| driverId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| driverRef | varchar(255) | NO | | | | Unique driver identifier |
| number | int(11) | YES | | NULL | | Permanent driver number |
| code | varchar(3) | YES | | NULL | | Driver code e.g. "ALO" |
| forename | varchar(255) | NO | | | | Driver forename |
| surname | varchar(255) | NO | | | | Driver surname |
| dob | date | YES | | NULL | | Driver date of birth |
| nationality | varchar(255) | YES | | NULL | | Driver nationality |
| url | varchar(255) | NO | UNI | | | Driver Wikipedia page |
+-------------+--------------+------+-----+---------+----------------+--------------------------+
lap_times table
+--------------+--------------+------+-----+---------+-------+-----------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+--------------+--------------+------+-----+---------+-------+-----------------------------------+
| raceId | int(11) | NO | PRI | NULL | | Foreign key link to races table |
| driverId | int(11) | NO | PRI | NULL | | Foreign key link to drivers table |
| lap | int(11) | NO | PRI | NULL | | Lap number |
| position | int(11) | YES | | NULL | | Driver race position |
| time | varchar(255) | YES | | NULL | | Lap time e.g. "1:43.762" |
| milliseconds | int(11) | YES | | NULL | | Lap time in milliseconds |
+--------------+--------------+------+-----+---------+-------+-----------------------------------+
pit_stops table
+--------------+--------------+------+-----+---------+-------+-----------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+--------------+--------------+------+-----+---------+-------+-----------------------------------+
| raceId | int(11) | NO | PRI | NULL | | Foreign key link to races table |
| driverId | int(11) | NO | PRI | NULL | | Foreign key link to drivers table |
| stop | int(11) | NO | PRI | NULL | | Stop number |
| lap | int(11) | NO | | NULL | | Lap number |
| time | time | NO | | NULL | | Time of stop e.g. "13:52:25" |
| duration | varchar(255) | YES | | NULL | | Duration of stop e.g. "21.783" |
| milliseconds | int(11) | YES | | NULL | | Duration of stop in milliseconds |
+--------------+--------------+------+-----+---------+-------+-----------------------------------+
qualifying table
+---------------+--------------+------+-----+---------+----------------+----------------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+---------------+--------------+------+-----+---------+----------------+----------------------------------------+
| qualifyId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| raceId | int(11) | NO | | 0 | | Foreign key link to races table |
| driverId | int(11) | NO | | 0 | | Foreign key link to drivers table |
| constructorId | int(11) | NO | | 0 | | Foreign key link to constructors table |
| number | int(11) | NO | | 0 | | Driver number |
| position | int(11) | YES | | NULL | | Qualifying position |
| q1 | varchar(255) | YES | | NULL | | Q1 lap time e.g. "1:21.374" |
| q2 | varchar(255) | YES | | NULL | | Q2 lap time |
| q3 | varchar(255) | YES | | NULL | | Q3 lap time |
+---------------+--------------+------+-----+---------+----------------+----------------------------------------+
races table
+-----------+--------------+------+-----+------------+----------------+------------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+-----------+--------------+------+-----+------------+----------------+------------------------------------+
| raceId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| year | int(11) | NO | | 0 | | Foreign key link to seasons table |
| round | int(11) | NO | | 0 | | Round number |
| circuitId | int(11) | NO | | 0 | | Foreign key link to circuits table |
| name | varchar(255) | NO | | | | Race name |
| date | date | NO | | 0000-00-00 | | Race date e.g. "1950-05-13" |
| time | time | YES | | NULL | | Race start time e.g."13:00:00" |
| url | varchar(255) | YES | UNI | NULL | | Race Wikipedia page |
+-----------+--------------+------+-----+------------+----------------+------------------------------------+
results table
+-----------------+--------------+------+-----+---------+----------------+---------------------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+-----------------+--------------+------+-----+---------+----------------+---------------------------------------------+
| resultId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| raceId | int(11) | NO | | 0 | | Foreign key link to races table |
| driverId | int(11) | NO | | 0 | | Foreign key link to drivers table |
| constructorId | int(11) | NO | | 0 | | Foreign key link to constructors table |
| number | int(11) | YES | | NULL | | Driver number |
| grid | int(11) | NO | | 0 | | Starting grid position |
| position | int(11) | YES | | NULL | | Official classification, if applicable |
| positionText | varchar(255) | NO | | | | Driver position string e.g. "1" or "R" |
| positionOrder | int(11) | NO | | 0 | | Driver position for ordering purposes |
| points | float | NO | | 0 | | Driver points for race |
| laps | int(11) | NO | | 0 | | Number of completed laps |
| time | varchar(255) | YES | | NULL | | Finishing time or gap |
| milliseconds | int(11) | YES | | NULL | | Finishing time in milliseconds |
| fastestLap | int(11) | YES | | NULL | | Lap number of fastest lap |
| rank | int(11) | YES | | 0 | | Fastest lap rank, compared to other drivers |
| fastestLapTime | varchar(255) | YES | | NULL | | Fastest lap time e.g. "1:27.453" |
| fastestLapSpeed | varchar(255) | YES | | NULL | | Fastest lap speed (km/h) e.g. "213.874" |
| statusId | int(11) | NO | | 0 | | Foreign key link to status table |
+-----------------+--------------+------+-----+---------+----------------+---------------------------------------------+
seasons table
+-------+--------------+------+-----+---------+-------+-----------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+-------+--------------+------+-----+---------+-------+-----------------------+
| year | int(11) | NO | PRI | 0 | | Primary key e.g. 1950 |
| url | varchar(255) | NO | UNI | | | Season Wikipedia page |
+-------+--------------+------+-----+---------+-------+-----------------------+
status table
+----------+--------------+------+-----+---------+----------------+---------------------------------+
| Field | Type | Null | Key | Default | Extra | Description |
+----------+--------------+------+-----+---------+----------------+---------------------------------+
| statusId | int(11) | NO | PRI | NULL | auto_increment | Primary key |
| status | varchar(255) | NO | | | | Finishing status e.g. "Retired" |
+----------+--------------+------+-----+---------+----------------+---------------------------------+
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