The LanguageVersion datatype includes settings various settings.

Table: LanguageVersion

nameLanguageVersionEnum  datatype languageversion The version of Human language to use: legacy, xdr1, or xdrdetects1. If non-null, it will be a version known by the current Humio installation.
futureNamestring  If non-null, this is a version stored by a future Humio version.
isKnownbooleanyes If false, this version isn't recognized by the current version of Humio. It must have been stored by a future Humio version, which can happen if Humio was upgraded and subsequently downgraded.

[a] Some arguments may be required, as indicated in this column. For some fields this column indicates that a result will always being returned for it.