From 2131917f169a57e3ffd3774821410aa046e34bf1 Mon Sep 17 00:00:00 2001 From: 317brian <53799971+317brian@users.noreply.github.com> Date: Mon, 24 Jun 2024 10:52:26 -0700 Subject: [PATCH] docs: added front-coded dictionaries to upgrade notes (#16647) * docs: add front-coded dictionareis to upgrade notes * add it to release notes template --- docs/release-info/release-notes.md | 13 +++++++++++++ docs/release-info/upgrade-notes.md | 12 ++++++++++++ 2 files changed, 25 insertions(+) diff --git a/docs/release-info/release-notes.md b/docs/release-info/release-notes.md index 768ceef697b..82e371e8406 100644 --- a/docs/release-info/release-notes.md +++ b/docs/release-info/release-notes.md @@ -97,6 +97,19 @@ This section contains detailed release notes separated by areas. ### Upgrade notes +#### Front-coded dictionaries + + + +In Druid 32.0.0, the front coded dictionaries feature will be turned on by default. Front-coded dictionaries reduce storage and improve performance by optimizing for strings where the front part looks similar. + +Once this feature is on, you cannot easily downgrade to an earlier version that does not support the feature. + +For more information, see [Migration guide: front-coded dictionaries](./migr-front-coded-dict.md). + +If you're already using this feature, you don't need to take any action. + + ### Incompatible changes ### Developer notes diff --git a/docs/release-info/upgrade-notes.md b/docs/release-info/upgrade-notes.md index fd622f21ea3..52adccabbc7 100644 --- a/docs/release-info/upgrade-notes.md +++ b/docs/release-info/upgrade-notes.md @@ -26,6 +26,18 @@ The upgrade notes assume that you are upgrading from the Druid version that imme For the full release notes for a specific version, see the [releases page](https://github.com/apache/druid/releases). +## Announcements + +#### Front-coded dictionaries + +In Druid 32.0.0, the front coded dictionaries feature will be turned on by default. Front-coded dictionaries reduce storage and improve performance by optimizing for strings where the front part looks similar. + +Once this feature is on, you cannot easily downgrade to an earlier version that does not support the feature. + +For more information, see [Migration guide: front-coded dictionaries](./migr-front-coded-dict.md). + +If you're already using this feature, you don't need to take any action. + ## 30.0.0 ### Upgrade notes