[CALCITE-1758] Push to Druid OrderBy/Limit operation over time dimension and additional columns

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.13.0
• Component/s: druid-adapter
• Assignee: Slim Bouguerra
• Reporter: Slim Bouguerra
• Created: 18/Apr/17 17:49
• Updated: 26/Jun/17 08:29
• Resolved: 19/Apr/17 17:36

Description

Push as much as we can order by limit operators.
This use to be not possible because of the way druid bucket the data.
With Extraction dimension specs we can now set granularity to all and craft the extraction dimension spec in order to make time as new group by column.

Issue Links

• relates to: HIVE-16358 Push TOP N to Druid queries