Enum SqlColumnKey 

pub enum SqlColumnKey {
    Primary,
    Unique,
    Multiple,
    None,
}

Compact accepted index-membership hint for one SQL column row.

Variants

Primary

Accepted primary-key field.

Unique

Sole field path in one unconditional accepted unique secondary index.

Multiple

Member of a compound, filtered or non-unique accepted secondary index.

None

No accepted primary or secondary index membership.

Trait Implementations

impl Clone for SqlColumnKey

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for SqlColumnKey

impl Debug for SqlColumnKey

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for SqlColumnKey

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for SqlColumnKey

impl PartialEq for SqlColumnKey

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for SqlColumnKey

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 SqlColumnKey

impl Wire for SqlColumnKey

where Self: Serialize,

Available on non-target_family=wasm only.

fn native_schema( __ic_wire_schema: &mut SchemaContext, ) -> Result<Value, GenerationError>

Describe the serialized shape using the existing registry metadata grammar.