Enum PlaceholderType 

pub enum PlaceholderType {
    Anonymous,
    Numbered(u32),
    ColonNamed(String),
    AtNamed(String),
    DollarNamed(String),
}

Bind parameter types.

Variants

Anonymous

? — anonymous positional.

Numbered(u32)

?NNN — numbered positional.

ColonNamed(String)

:name — colon-prefixed named parameter.

AtNamed(String)

@name — at-prefixed named parameter.

DollarNamed(String)

$name — dollar-prefixed named parameter.

Trait Implementations

impl Clone for PlaceholderType

fn clone(&self) -> PlaceholderType

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PlaceholderType

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

Formats the value using the given formatter.

impl Display for PlaceholderType

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

Formats the value using the given formatter.

impl Eq for PlaceholderType

impl Hash for PlaceholderType

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 PlaceholderType

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for PlaceholderType