pub trait OpenableOnDemandOpenDeltaDbTrait: Send + Sync {
// Required method
fn open(&self, mpt_id: u16) -> Result<ArcDeltaDbWrapper>;
}
pub trait OpenableOnDemandOpenDeltaDbTrait: Send + Sync {
// Required method
fn open(&self, mpt_id: u16) -> Result<ArcDeltaDbWrapper>;
}