vortex-datetime-parts 0.69.0

Vortex physical encoding that compresses temporal components individually
Documentation 
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// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: Copyright the Vortex contributors

pub use array::*;
pub use compress::*;

mod array;
mod canonical;
mod compress;
mod compute;
mod ops;
mod timestamp;

use vortex_array::ArrayVTable;
use vortex_array::aggregate_fn::AggregateFnVTable;
use vortex_array::aggregate_fn::fns::is_constant::IsConstant;
use vortex_array::aggregate_fn::session::AggregateFnSessionExt;
use vortex_array::session::ArraySessionExt;
use vortex_session::VortexSession;

/// Initialize datetime-parts encoding in the given session.
pub fn initialize(session: &VortexSession) {
    session.arrays().register(DateTimeParts);

    session.aggregate_fns().register_aggregate_kernel(
        DateTimeParts.id(),
        Some(IsConstant.id()),
        &compute::is_constant::DateTimePartsIsConstantKernel,
    );
}

#[cfg(test)]
mod test {
    use prost::Message;
    use vortex_array::dtype::PType;
    use vortex_array::test_harness::check_metadata;

    use crate::DateTimePartsMetadata;

    #[cfg_attr(miri, ignore)]
    #[test]
    fn test_datetimeparts_metadata() {
        check_metadata(
            "datetimeparts.metadata",
            &DateTimePartsMetadata {
                days_ptype: PType::I64 as i32,
                seconds_ptype: PType::I64 as i32,
                subseconds_ptype: PType::I64 as i32,
            }
            .encode_to_vec(),
        );
    }
}