Struct ShardingConfig 

pub struct ShardingConfig {
    pub enabled: bool,
    pub shard_count: u32,
    pub hash_ring: Vec<u32>,
    pub table_shard_keys: HashMap<String, String>,
}

Sharding configuration

Fields

enabled: bool

Enabled

shard_count: u32

Shard count

hash_ring: Vec<u32>

Hash ring for consistent hashing

table_shard_keys: HashMap<String, String>

Table to shard key mapping

Implementations

impl ShardingConfig

pub fn new(shard_count: u32) -> Self

Create a new sharding configuration

pub fn get_shard(&self, _key: &str, value: &str) -> Option<u32>

Get shard for a value

pub fn register_table_shard_key(&mut self, table: &str, shard_key: &str)

Register a table’s shard key

Trait Implementations

impl Clone for ShardingConfig

fn clone(&self) -> ShardingConfig

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ShardingConfig

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

Formats the value using the given formatter.

impl Default for ShardingConfig

fn default() -> ShardingConfig

Returns the “default value” for a type.