przetwarzanie_danych_w_chmu.../labs/sql_queries.sql

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MySQL
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2024-05-12 11:05:35 +02:00
SELECT Max(price) AS "MaxPrice",
type,
Date_format(From_unixtime(transaction_ts),'%Y') AS year,
Date_format(From_unixtime(transaction_ts),'%m') AS month,
Date_format(From_unixtime(transaction_ts),'%d') AS day,
Date_format(From_unixtime(transaction_ts),'%H') AS hour
FROM crawler_stockdata
GROUP BY (type, Date_format(From_unixtime(transaction_ts),'%Y'), Date_format(From_unixtime(transaction_ts),'%m'), Date_format(From_unixtime(transaction_ts),'%d'), Date_format(From_unixtime(transaction_ts),'%H'), symbol)
order BY date_format(from_unixtime(transaction_ts),'%Y'),
date_format(from_unixtime(transaction_ts),'%m'),
date_format(from_unixtime(transaction_ts),'%d'),
date_format(from_unixtime(transaction_ts),'%H')