Struct GeneMetadata 

pub struct GeneMetadata {
    pub name_id: String,
    pub nrows: usize,
    pub ncols: usize,
    pub base: String,
    pub files: HashMap<String, FileInfo>,
    pub created_at: String,
}

Metadata for an ArrowSpace index persisted to Lance storage.

Tracks dataset dimensions, builder configuration, file locations, and pipeline context.

Fields

name_id: String

nrows: usize

ncols: usize

base: String

files: HashMap<String, FileInfo>

created_at: String

Implementations

impl GeneMetadata

pub async fn read(path: PathBuf) -> Result<Self, StorageError>

Read metadata file from JSON

Trait Implementations

impl Clone for GeneMetadata

fn clone(&self) -> GeneMetadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for GeneMetadata

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for GeneMetadata

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Metadata for GeneMetadata

fn new(name_id: &str) -> Self

Empty metadata object do not use in test, use seed_metadata_eigen instead

async fn seed_metadata<B: StorageBackend>( name_id: &str, nitems: usize, nfeatures: usize, storage: &B, ) -> Result<GeneMetadata, StorageError>

Standard pipeline object

fn new_fileinfo( &self, key: &str, filetype: &str, data_shape: (usize, usize), nnz: Option<usize>, size_bytes: Option<u64>, ) -> FileInfo

instantiate a new file info instance for this Metadata type

fn with_base(self, base_path: PathBuf) -> Self

fn with_dimensions(self, rows: usize, cols: usize) -> Self

fn add_file(self, key: &str, info: FileInfo) -> Self

add a file to the metadata files

impl Serialize for GeneMetadata

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

where __S: Serializer,

Serialize this value into the given Serde serializer.