pub trait Batch {
type DataType;
// Required methods
fn clear(&mut self);
fn capacity(&self) -> usize;
fn len(&self) -> usize;
fn grow(&mut self);
fn push(&mut self, value: Self::DataType);
fn push_vec(&mut self, values: Vec<Self::DataType>);
fn flush(&self);
fn flush_part(&self, offset: isize, size: usize);
}