Struct StatsSetRef 

pub struct StatsSetRef<'a> { /* private fields */ }

Reference to an array’s StatsSet. Can be used to get and mutate the underlying stats.

Constructed by calling ArrayStats::to_ref.

Implementations

impl StatsSetRef<'_>

pub fn set_iter(&self, iter: StatsSetIntoIter)

pub fn inherit_from(&self, stats: StatsSetRef<'_>)

pub fn inherit<'a>( &self, iter: impl Iterator<Item = &'a (Stat, Precision<ScalarValue>)>, )

pub fn with_typed_stats_set<U, F: FnOnce(TypedStatsSetRef<'_, '_>) -> U>( &self, apply: F, ) -> U

pub fn to_owned(&self) -> StatsSet

pub fn with_iter<F: for<'a> FnOnce(&mut dyn Iterator<Item = &'a (Stat, Precision<ScalarValue>)>) -> R, R>( &self, f: F, ) -> R

pub fn compute_stat(&self, stat: Stat) -> VortexResult<Option<Scalar>>

pub fn compute_all(&self, stats: &[Stat]) -> VortexResult<StatsSet>

impl StatsSetRef<'_>

pub fn compute_as<U: for<'a> TryFrom<&'a Scalar, Error = VortexError>>( &self, stat: Stat, ) -> Option<U>

pub fn set(&self, stat: Stat, value: Precision<ScalarValue>)

pub fn clear(&self, stat: Stat)

pub fn retain(&self, stats: &[Stat])

pub fn compute_min<U: for<'a> TryFrom<&'a Scalar, Error = VortexError>>( &self, ) -> Option<U>

pub fn compute_max<U: for<'a> TryFrom<&'a Scalar, Error = VortexError>>( &self, ) -> Option<U>

pub fn compute_is_sorted(&self) -> Option<bool>

pub fn compute_is_strict_sorted(&self) -> Option<bool>

pub fn compute_is_constant(&self) -> Option<bool>

pub fn compute_null_count(&self) -> Option<usize>

pub fn compute_uncompressed_size_in_bytes(&self) -> Option<usize>

Trait Implementations

impl StatsProvider for StatsSetRef<'_>

fn get(&self, stat: Stat) -> Option<Precision<Scalar>>

fn len(&self) -> usize

Count of stored stats with known values.

fn is_empty(&self) -> bool

Predicate equivalent to a len of zero.

impl WriteFlatBuffer for StatsSetRef<'_>

fn write_flatbuffer<'fb>( &self, fbb: &mut FlatBufferBuilder<'fb>, ) -> WIPOffset<Self::Target<'fb>>

All statistics written must be exact

type Target<'t> = ArrayStats<'t>

The FlatBuffer type that this type can be written to.