Apache Druid

no it can support text format like csv tsv... , binary format and also multi-value string dimensions

<@U05KC48SGTF> if you are referring to <https://druid.apache.org/docs/latest/querying/lookups.html|lookups>, they currently only contain key,value pairs. Multi field lookups are being discussed, maybe even worked on for a future release.

And just to complete the picture, <https://druid.apache.org/docs/latest/multi-stage-query/index.html|SQL ingestion >can join multi-field sources as lookups as well. Here's an <https://druid.apache.org/docs/latest/multi-stage-query/examples.html#insert-with-join|example>.