Enum LookupSubject 

pub enum LookupSubject {
    Table {
        table: TableName,
        referencing_field: Option<String>,
    },
    Range {
        table: TableName,
        range: RecordIdKeyRangeLit,
        referencing_field: Option<String>,
    },
}

This enum instructs whether we scan all edges on a table or just a specific range

Variants

Table

Fields

table: TableName

referencing_field: Option<String>

Range

Fields

table: TableName

range: RecordIdKeyRangeLit

referencing_field: Option<String>

Implementations

impl LookupSubject

pub fn read_only(&self) -> bool

A range subject’s bounds are record-id keys, which carry arbitrary expressions in their array and object forms.

Trait Implementations

impl Clone for LookupSubject

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 LookupSubject

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

Formats the value using the given formatter.

impl Eq for LookupSubject

impl From<LookupSubject> for LookupSubject

fn from(v: LookupSubject) -> Self

Converts to this type from the input type.

impl From<LookupSubject> for LookupSubject

fn from(v: LookupSubject) -> Self

Converts to this type from the input type.

impl Hash for LookupSubject

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 LookupSubject

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for LookupSubject

impl ToSql for LookupSubject

fn fmt_sql(&self, f: &mut String, fmt: SqlFormat)

Format the type to a SQL string.

fn to_sql(&self) -> String

Convert the type to a SQL string.

fn to_sql_pretty(&self) -> String

Convert the type to a pretty-printed SQL string with indentation.

impl<V: Visitor> Visit<V> for LookupSubject

fn visit(&self, this: &mut V) -> Result<(), V::Error>

impl<V: MutVisitor> VisitMut<V> for LookupSubject

fn visit_mut(&mut self, this: &mut V) -> Result<(), V::Error>