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https://github.com/quickwit-oss/tantivy.git
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ee1f2c1f28
* add aggregation support for date type fixes #1332 * serialize key_as_string as rfc3339 in date histogram * update docs * enable date for range aggregation
19 lines
629 B
Rust
19 lines
629 B
Rust
use time::format_description::well_known::Rfc3339;
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use time::OffsetDateTime;
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use crate::TantivyError;
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pub(crate) fn format_date(val: i64) -> crate::Result<String> {
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let datetime =
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OffsetDateTime::from_unix_timestamp_nanos(1_000 * (val as i128)).map_err(|err| {
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TantivyError::InvalidArgument(format!(
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"Could not convert {:?} to OffsetDateTime, err {:?}",
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val, err
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))
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})?;
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let key_as_string = datetime
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.format(&Rfc3339)
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.map_err(|_err| TantivyError::InvalidArgument("Could not serialize date".to_string()))?;
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Ok(key_as_string)
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}
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