Struct Target 

pub struct Target {
    pub name: String,
    pub expr: Expr,
    pub origin: Option<(u32, i16)>,
    pub junk: bool,
}

A column of the result.

Fields

name: String

The name of the column in RowDescription.

expr: Expr

origin: Option<(u32, i16)>

The OID of the table and the attribute number of the column when the target is a plain column, as resorigtbl and resorigcol.

junk: bool

resjunk: true for a column that only ORDER BY or GROUP BY reads, which the result does not show.

Trait Implementations

impl Clone for Target

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Target

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

Formats the value using the given formatter.

impl PartialEq for Target

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Target