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diff --git a/CHANGELOG.md b/CHANGELOG.md index c0c8aea..73b88fb 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -1,5 +1,39 @@ # Icinga DB Changelog +## 1.2.0 (2024-04-11) + +This release addresses multiple issues related to fault recoveries, +with a particular focus on retryable database errors that may occur when using Icinga DB with database clusters. + +Since there may be a large number of errors that are resolved by retrying after a certain amount of time, +#698 changed the retry behavior to retry every database-related error for five minutes. +This helps Icinga DB survive network hiccups or more complicated database situations, +such as working with a database cluster. + +The latter was specifically addressed in #711 for Galera Clusters on MySQL or MariaDB by configuring `wsrep_sync_wait` on used database sessions. +Galera users should refer to the [Configuration documentation](doc/03-Configuration.md#database-options) for more details. + +In summary, the most notable changes are as follows: + +* Custom Variables: Render large numbers as-is, not using scientific notation. #657 +* Enhance retries for database errors and other failures for up to five minutes. #693, #698, #739, #740 +* MySQL/MariaDB: Use strict SQL mode. #699 +* MySQL/MariaDB Galera Cluster: Set `wsrep_sync_wait` for cluster-wide causality checks. #711 +* Don't crash history sync in the absence of Redis®[\*](doc/TRADEMARKS.md#redis). #725 +* Update dependencies. [27 times](https://github.com/Icinga/icingadb/pulls?q=is%3Apr+is%3Amerged+label%3Adependencies+milestone%3A1.2.0) + +### Schema + +In addition to mandatory schema upgrades, this release includes an optional upgrade that can be applied subsequently. +Details are available in the [Upgrading documentation](doc/04-Upgrading.md#upgrading-to-icinga-db-v120) and #656. + +All schema changes are listed below: + +* Allow host and service check attempts >= 256. #656 +* Composite `INDEX` for the history table to speed up history view in Icinga DB Web. #686 +* MySQL/MariaDB: Fix `icingadb_schema.timestamp` not being Unix time. #700 +* PostgreSQL: Change `get_sla_ok_percent` to return decimal numbers in SLA overview. #710 + ## 1.1.1 (2023-08-09) This release fixes a few crashes in the Icinga DB daemon, addresses some shortcomings in the database schema, |