Struct SchemaMetadata 

pub struct SchemaMetadata {
    pub id: SchemaId,
    pub name: String,
    pub version: u32,
    pub created_at: u64,
    pub updated_at: u64,
    pub num_domains: usize,
    pub num_predicates: usize,
    pub num_variables: usize,
    pub description: Option<String>,
}

Metadata about a stored schema.

Fields

id: SchemaId

Unique identifier

name: String

Schema name

version: u32

Version number

created_at: u64

Creation timestamp (Unix epoch)

updated_at: u64

Last modification timestamp

num_domains: usize

Number of domains

num_predicates: usize

Number of predicates

num_variables: usize

Number of variables

description: Option<String>

Optional description

Trait Implementations

impl Clone for SchemaMetadata

fn clone(&self) -> SchemaMetadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SchemaMetadata

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for SchemaMetadata

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for SchemaMetadata

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.