Struct ViewMetadata 

pub struct ViewMetadata {
    pub schema: View,
    /* private fields */
}

A data class describing a sqlite View and future, additional meta data useful for TrailBase.

Fields

schema: View

Implementations

impl ViewMetadata

pub fn new(view: View, tables: &[Table]) -> Self

Build a new ViewMetadata instance containing TrailBase/RecordApi specific information.

NOTE: The list of all tables is needed only to extract interger/UUIDv7 pk columns for foreign key relationships.

pub fn name(&self) -> &QualifiedName

pub fn column_index_by_name(&self, key: &str) -> Option<usize>

pub fn column_by_name(&self, key: &str) -> Option<(usize, &Column)>

Trait Implementations

impl Borrow<QualifiedName> for ViewMetadata

fn borrow(&self) -> &QualifiedName

Immutably borrows from an owned value.

impl Clone for ViewMetadata

fn clone(&self) -> ViewMetadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ViewMetadata

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

Formats the value using the given formatter.

impl Eq for ViewMetadata

impl Hash for ViewMetadata

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 ViewMetadata

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

Equality operator ==.

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

Inequality operator !=.

impl TableOrViewMetadata for ViewMetadata

fn qualified_name(&self) -> &QualifiedName

fn columns(&self) -> Option<&[Column]>

fn json_metadata(&self) -> Option<&JsonMetadata>

fn record_pk_column(&self) -> Option<(usize, &Column)>