Enum SelectItem 

pub enum SelectItem {
    AllColumns,
    Column {
        expr: Expression,
        alias: Option<String>,
    },
}

SELECT list item

Variants

AllColumns

All columns (*)

Column

Column name with optional alias

Fields

expr: Expression

alias: Option<String>

Trait Implementations

impl Clone for SelectItem

fn clone(&self) -> SelectItem

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SelectItem

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

Formats the value using the given formatter.

impl Display for SelectItem

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

Formats the value using the given formatter.

impl PartialEq for SelectItem

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

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

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 StructuralPartialEq for SelectItem