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Alaricy

Расш. возм. SQL. Урок 7. Подзапросы. задача 3/4

Jan 13th, 2022 (edited)
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  1. SELECT
  2.     COUNT (DISTINCT id_transaction) AS transaction_per_day,
  3.     DATE_TRUNC('day', DATE) AS trunc_date
  4. FROM
  5.     transactions
  6. GROUP BY
  7.     trunc_date
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