NewCallbackDeduper should always be used on table level not the whole query level because it just looks at range values which can be repeated across tables NewCallbackDeduper is safe not to used by multiple goroutines Cortex anyways dedupes entries across tables.

NewSyncCallbackDeduper should always be used on table level not the whole query level because it just looks at range values which can be repeated across tables NewSyncCallbackDeduper is safe to used by multiple goroutines Cortex anyways dedupes entries across tables.

QueriesByTable groups and returns queries by tables.

SafeOpenBoltdbFile will recover from a panic opening a DB file, and return the panic message in the err return object.