Struct ProjectionItem 

pub struct ProjectionItem {
    pub kind: ProjectionKind,
    pub alias: Option<String>,
}

One entry in the projection list.

Fields

kind: ProjectionKind

alias: Option<String>

AS alias if explicitly supplied.

Implementations

impl ProjectionItem

pub fn output_name(&self) -> String

Resolve the user-visible column header for this projection item. Alias if supplied, else the bare column name or aggregate display.

Trait Implementations

impl Clone for ProjectionItem

fn clone(&self) -> ProjectionItem

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ProjectionItem

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

Formats the value using the given formatter.