docs: update release-notes-0.14.0.md

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Andras Banki-Horvath 2021-08-17 16:33:33 +02:00
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@ -211,6 +211,13 @@ you.
to make it less likely that we retry etcd transactions and make the commit
queue more scalable.
* [Flatten the payment-htlcs-bucket](https://github.com/lightningnetwork/lnd/pull/5635)
in order to make it possible to prefetch all htlc attempts of a payment in one
DB operation. Migration may fail for extremely large DBs with many payments
(10+ million). Be careful and backup your `channel.db` if you have that many
payments. Deleting all failed payments beforehand makes migration safer and
faster too.
## Performance improvements
* [Update MC store in blocks](https://github.com/lightningnetwork/lnd/pull/5515)