Final answer:
KV Store lookups in Splunk are defined within the 'transforms.conf' file under a 'kvstore' stanza, specifying collection names and fields for data enrichment in searches.
Step-by-step explanation:
The KV Store lookup is defined in Splunk, a platform for searching, monitoring, and analyzing machine-generated data. KV Store, or Key-Value Store, lookups are typically defined within the Splunk Enterprise environment. These lookups are configured in the “transforms.conf” file, specifically under the [kvstore] stanza. To define a KV Store lookup, you would specify various attributes, such as the collection name, fields to include, and any default values. Defining a KV Store lookup correctly is crucial as it allows you to perform enrichments on your Splunk searches by correlating events with external dynamic datasets stored in the KV Store collections.