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770fc19b14
Same as https://github.com/elastic/elasticsearch/pull/103208 Fixes #101942 We had to revert it after a Checkstyle failure (strange it didn't pop up in the CI before merging)
37 lines
969 B
Text
37 lines
969 B
Text
[discrete]
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[[esql-date_diff]]
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=== `DATE_DIFF`
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Subtract the second argument from the third argument and return their difference in multiples of the unit specified in the first argument.
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If the second argument (start) is greater than the third argument (end), then negative values are returned.
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[cols="^,^"]
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|===
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2+h|Datetime difference units
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s|unit
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s|abbreviations
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| year | years, yy, yyyy
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| quarter | quarters, qq, q
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| month | months, mm, m
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| dayofyear | dy, y
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| day | days, dd, d
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| week | weeks, wk, ww
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| weekday | weekdays, dw
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| hour | hours, hh
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| minute | minutes, mi, n
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| second | seconds, ss, s
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| millisecond | milliseconds, ms
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| microsecond | microseconds, mcs
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| nanosecond | nanoseconds, ns
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|===
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[source.merge.styled,esql]
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----
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include::{esql-specs}/docs.csv-spec[tag=dateDiff]
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----
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[%header.monospaced.styled,format=dsv,separator=|]
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|===
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include::{esql-specs}/docs.csv-spec[tag=dateDiff-result]
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|===
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