PrettyJSONEachRow - ClickHouse Documentation

Entrada	Salida	Alias
✗	✔	`PrettyJSONLines`, `PrettyNDJSON`

Descripción

Se diferencia de JSONEachRow solo en que el JSON está formateado de forma legible, con delimitadores de nueva línea y sangrías de 4 espacios.

Ejemplo de uso

Insertar datos

Utiliza un archivo JSON con los siguientes datos, llamado football.json:

{
    "date": "2022-04-30",
    "season": 2021,
    "home_team": "Sutton United",
    "away_team": "Bradford City",
    "home_team_goals": 1,
    "away_team_goals": 4
}
{
    "date": "2022-04-30",
    "season": 2021,
    "home_team": "Swindon Town",
    "away_team": "Barrow",
    "home_team_goals": 2,
    "away_team_goals": 1
}
{
    "date": "2022-04-30",
    "season": 2021,
    "home_team": "Tranmere Rovers",
    "away_team": "Oldham Athletic",
    "home_team_goals": 2,
    "away_team_goals": 0
}
{
    "date": "2022-05-02",
    "season": 2021,
    "home_team": "Port Vale",
    "away_team": "Newport County",
    "home_team_goals": 1,
    "away_team_goals": 2
}
{
    "date": "2022-05-02",
    "season": 2021,
    "home_team": "Salford City",
    "away_team": "Mansfield Town",
    "home_team_goals": 2,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Barrow",
    "away_team": "Northampton Town",
    "home_team_goals": 1,
    "away_team_goals": 3
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Bradford City",
    "away_team": "Carlisle United",
    "home_team_goals": 2,
    "away_team_goals": 0
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Bristol Rovers",
    "away_team": "Scunthorpe United",
    "home_team_goals": 7,
    "away_team_goals": 0
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Exeter City",
    "away_team": "Port Vale",
    "home_team_goals": 0,
    "away_team_goals": 1
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Harrogate Town A.F.C.",
    "away_team": "Sutton United",
    "home_team_goals": 0,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Hartlepool United",
    "away_team": "Colchester United",
    "home_team_goals": 0,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Leyton Orient",
    "away_team": "Tranmere Rovers",
    "home_team_goals": 0,
    "away_team_goals": 1
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Mansfield Town",
    "away_team": "Forest Green Rovers",
    "home_team_goals": 2,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Newport County",
    "away_team": "Rochdale",
    "home_team_goals": 0,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Oldham Athletic",
    "away_team": "Crawley Town",
    "home_team_goals": 3,
    "away_team_goals": 3
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Stevenage Borough",
    "away_team": "Salford City",
    "home_team_goals": 4,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Walsall",
    "away_team": "Swindon Town",
    "home_team_goals": 0,
    "away_team_goals": 3
}

Inserte los datos:

INSERT INTO football FROM INFILE 'football.json' FORMAT PrettyJSONEachRow;

Lectura de datos

Lee datos con el formato PrettyJSONEachRow:

SELECT *
FROM football
FORMAT PrettyJSONEachRow

La salida estará en formato JSON:

{
    "date": "2022-04-30",
    "season": 2021,
    "home_team": "Sutton United",
    "away_team": "Bradford City",
    "home_team_goals": 1,
    "away_team_goals": 4
}
{
    "date": "2022-04-30",
    "season": 2021,
    "home_team": "Swindon Town",
    "away_team": "Barrow",
    "home_team_goals": 2,
    "away_team_goals": 1
}
{
    "date": "2022-04-30",
    "season": 2021,
    "home_team": "Tranmere Rovers",
    "away_team": "Oldham Athletic",
    "home_team_goals": 2,
    "away_team_goals": 0
}
{
    "date": "2022-05-02",
    "season": 2021,
    "home_team": "Port Vale",
    "away_team": "Newport County",
    "home_team_goals": 1,
    "away_team_goals": 2
}
{
    "date": "2022-05-02",
    "season": 2021,
    "home_team": "Salford City",
    "away_team": "Mansfield Town",
    "home_team_goals": 2,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Barrow",
    "away_team": "Northampton Town",
    "home_team_goals": 1,
    "away_team_goals": 3
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Bradford City",
    "away_team": "Carlisle United",
    "home_team_goals": 2,
    "away_team_goals": 0
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Bristol Rovers",
    "away_team": "Scunthorpe United",
    "home_team_goals": 7,
    "away_team_goals": 0
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Exeter City",
    "away_team": "Port Vale",
    "home_team_goals": 0,
    "away_team_goals": 1
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Harrogate Town A.F.C.",
    "away_team": "Sutton United",
    "home_team_goals": 0,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Hartlepool United",
    "away_team": "Colchester United",
    "home_team_goals": 0,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Leyton Orient",
    "away_team": "Tranmere Rovers",
    "home_team_goals": 0,
    "away_team_goals": 1
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Mansfield Town",
    "away_team": "Forest Green Rovers",
    "home_team_goals": 2,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Newport County",
    "away_team": "Rochdale",
    "home_team_goals": 0,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Oldham Athletic",
    "away_team": "Crawley Town",
    "home_team_goals": 3,
    "away_team_goals": 3
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Stevenage Borough",
    "away_team": "Salford City",
    "home_team_goals": 4,
    "away_team_goals": 2
}
{
    "date": "2022-05-07",
    "season": 2021,
    "home_team": "Walsall",
    "away_team": "Swindon Town",
    "home_team_goals": 0,
    "away_team_goals": 3
}

​Descripción

​Ejemplo de uso

​Insertar datos

​Lectura de datos

​Configuración de formato

Descripción

Ejemplo de uso

Insertar datos

Lectura de datos

Configuración de formato