pub fn chain_remove(
tx: &mut SingleWriteTransaction<'_>,
overlay: &mut ChainOverlay,
queue: QueueId,
partition: u16,
key_hash: u64,
row: RowNumber,
) -> Result<()>pub fn chain_remove(
tx: &mut SingleWriteTransaction<'_>,
overlay: &mut ChainOverlay,
queue: QueueId,
partition: u16,
key_hash: u64,
row: RowNumber,
) -> Result<()>