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javrasya/select-last-not-null-in-window.sql

Created December 27, 2019 14:53
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select-last-not-null-in-window.sql
SELECT
`date`,
COALESCE(
number,
LAST_VALUE(number, TRUE) OVER(
ORDER BY `date`
ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW
)
) as last_not_null_number,
estimate,
COALESCE(
client,
LAST_VALUE(client, TRUE) OVER(
ORDER BY `date`
ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW
)
) as last_not_null_client
FROM my_table;
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