Struct FileMetadata 

pub struct FileMetadata {
    pub file_number: u64,
    pub file_size: u64,
    pub smallest_key: Vec<u8>,
    pub largest_key: Vec<u8>,
    pub num_entries: u64,
    pub min_seqno: u64,
    pub max_seqno: u64,
    pub path: PathBuf,
    pub bloom_filter: Option<Arc<BloomFilterHandle>>,
    pub being_compacted: bool,
}

Metadata for an SSTable file

Fields

file_number: u64

Unique file number

file_size: u64

File size in bytes

smallest_key: Vec<u8>

Smallest key in file (for range queries)

largest_key: Vec<u8>

Largest key in file (for range queries)

num_entries: u64

Number of entries in file

min_seqno: u64

Minimum sequence number in file

max_seqno: u64

Maximum sequence number in file

path: PathBuf

Path to the file

bloom_filter: Option<Arc<BloomFilterHandle>>

Bloom filter (if loaded)

being_compacted: bool

Whether file is being compacted

Implementations

impl FileMetadata

pub fn may_contain(&self, key: &[u8]) -> bool

Check if key might be in this file using bloom filter

pub fn overlaps_range(&self, start: &[u8], end: &[u8]) -> bool

Check if a key range overlaps with this file

Trait Implementations

impl Clone for FileMetadata

fn clone(&self) -> FileMetadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for FileMetadata

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

Formats the value using the given formatter.