mito2::memtable::partition_tree::shard

Trait DataBatchSource

Source 
pub trait DataBatchSource {
    // Required methods
    fn is_valid(&self) -> bool;
    fn next(&mut self) -> Result<()>;
    fn current_pk_id(&self) -> PkId;
    fn current_key(&self) -> Option<&[u8]>;
    fn current_data_batch(&self) -> DataBatch<'_>;
}
Expand description

Source that returns DataBatch.

Required Methods§

Source

fn is_valid(&self) -> bool

Returns whether current source is still valid.

Source

fn next(&mut self) -> Result<()>

Advances source to next data batch.

Source

fn current_pk_id(&self) -> PkId

Returns current pk id.

§Panics

If source is not valid.

Source

fn current_key(&self) -> Option<&[u8]>

Returns the current primary key bytes or None if it doesn’t have primary key.

§Panics

If source is not valid.

Source

fn current_data_batch(&self) -> DataBatch<'_>

Returns the data part.

§Panics

If source is not valid.

Implementors§