Enum SelectItem 

pub enum SelectItem {
    Expr {
        expr: Expr,
        label: String,
    },
    QualifiedWildcard(String),
    Wildcard,
}

Variants

Expr

An expression

Fields

expr: Expr

label: String

QualifiedWildcard(String)

alias.* or even schema.table.*

Wildcard

An unqualified *

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<'de> Deserialize<'de> for SelectItem

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for SelectItem

impl From<SelectItem> for SelectItemPlan

fn from(select_item: SelectItem) -> Self

Converts to this type from the input type.

impl From<SelectItem> for SelectItemNode<'_>

fn from(select_item: SelectItem) -> Self

Converts to this type from the input type.

impl Hash for SelectItem

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for SelectItem

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for SelectItem

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for SelectItem

impl ToSql for SelectItem

fn to_sql(&self) -> String

impl ToSqlUnquoted for SelectItem

fn to_sql_unquoted(&self) -> String