Enum CountArgExpr 

pub enum CountArgExpr {
    Expr(Expr),
    Wildcard,
}

Variants

Expr(Expr)

Wildcard

Trait Implementations

impl Clone for CountArgExpr

fn clone(&self) -> CountArgExpr

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CountArgExpr

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for CountArgExpr

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for CountArgExpr

impl From<CountArgExpr> for CountArgExprPlan

fn from(expr: CountArgExpr) -> Self

Converts to this type from the input type.

impl Hash for CountArgExpr

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 CountArgExpr

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for CountArgExpr

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 CountArgExpr

impl ToSql for CountArgExpr

fn to_sql(&self) -> String