Struct ColumnCacheWriter

pub struct ColumnCacheWriter { /* private fields */ }

The cache where all data is stored in a column format. Each column type has its own array of data. Number types maintain their own index for sorting purposes.

Implementations

impl ColumnCacheWriter

pub fn add_string(&mut self, value: String) -> usize

add string to cache

pub fn add_u64(&mut self, value: u64) -> RefCell<OColumnBaseChunk>

add u64 to cache

pub fn add_i64(&mut self, value: i64) -> RefCell<OColumnBaseChunk>

add i64 to cache

pub fn add_f32(&mut self, value: f32) -> RefCell<OColumnBaseChunk>

add f32 to cache

pub fn add_f64(&mut self, value: f64) -> RefCell<OColumnBaseChunk>

add f64 to cache

pub fn add_points(&mut self, value: Vec<Point>) -> usize

add points to cache

pub fn add_points_3d(&mut self, value: Vec<Point3D>) -> usize

add points_3d to cache

pub fn add_indices(&mut self, value: Vec<u32>) -> usize

add indices to cache

pub fn add_shapes(&mut self, value: Vec<ColumnValue>) -> usize

add shapes to cache

pub fn add_bbox(&mut self, value: BBOX) -> usize

add bbox to cache

Trait Implementations

impl Debug for ColumnCacheWriter

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for ColumnCacheWriter

fn default() -> ColumnCacheWriter

Returns the “default value” for a type.

impl ProtoWrite for ColumnCacheWriter

fn write(&self, pbf: &mut Protobuf)

The write method is used to write a field to a protobuf message. The pbf parameter is used to write the data in the appropriate format.