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PrettyJSONEachRow

输入输出别名
✗✔PrettyJSONLines, PrettyNDJSON

描述​

与 JSONEachRow 的不同之处在于，JSON 被美化格式化，使用换行符作为分隔符，并采用 4 空格的缩进。

示例用法​

插入数据​

使用名为 football.json 的 JSON 文件，其中包含以下数据：

{
    "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
}

插入数据：

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

读取数据​

使用 PrettyJSONEachRow 格式读取数据：

SELECT *
FROM football
FORMAT PrettyJSONEachRow

输出将采用 JSON 格式：

{
    "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
}

格式设置​