Struct SelectPostprocessing

pub struct SelectPostprocessing { /* private fields */ }

The select expression used to select, reorder, and apply alias transformations

Implementations

impl SelectPostprocessing

pub fn new(exprs: Vec<Expr>) -> Self

Create a new SelectPostprocessing node.

Trait Implementations

impl Clone for SelectPostprocessing

fn clone(&self) -> SelectPostprocessing

Returns a duplicate of the value.

const fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SelectPostprocessing

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

Formats the value using the given formatter.

impl PartialEq for SelectPostprocessing

fn eq(&self, other: &SelectPostprocessing) -> bool

Tests for self and other values to be equal, and is used by ==.

const fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<S: Scalar> PostprocessingStep<S> for SelectPostprocessing

fn apply( &self, owned_table: OwnedTable<S>, ) -> PostprocessingResult<OwnedTable<S>>

Apply the select transformation to the given OwnedTable.

impl StructuralPartialEq for SelectPostprocessing