pub fn transaction_hashes_for_block<C>(
chain: Option<C>,
db: &ZebraDb,
hash_or_height: HashOrHeight,
) -> Option<Arc<[Hash]>>Expand description
Returns the transaction::Hashes for the block with hash_or_height,
if it exists in the non-finalized chain or finalized db.
The returned hashes are in block order.
Returns None if the block is not found.