* As [array](10-language-reference.md#array) or [dictionary](10-language-reference.md#dictionary) attribute with nested values
(e.g. dictionaries in dictionaries) in [apply for](3-monitoring-basics.md#using-apply-for) rules.
-Features like [DB IDO](3-monitoring-basics.md#db-ido), Livestatus(#livestatus) or StatusData(#status-data)
+Features like [DB IDO](3-monitoring-basics.md#db-ido), Livestatus(#setting-up-livestatus) or StatusData(#status-data)
dump this column as encoded JSON string, and set `is_json` resp. `cv_is_json` to `1`.
If arrays are used in runtime macros (for example `$host.groups$`) all entries
These logs are not only used for informational representation in
external web interfaces parsing the logs, but also to generate
SLA reports and trends in Icinga 1.x Classic UI. Furthermore the
-[Livestatus](#livestatus) feature uses these logs for answering queries to
+[Livestatus](7-livestatus.md#setting-up-livestatus) feature uses these logs for answering queries to
historical tables.
The `CompatLogger` object can be enabled with