druid/java-util
Gian Merlino 0172326c62 SQL: Support more result formats, add columns header. (#6191)
* SQL: Support more result formats, add columns header.

- Add result formats for line-based JSON and CSV.
- Add X-Druid-Sql-Columns header with a list of all columns that
the response will contain.
- Add more comprehensive documentation on what callers should expect
when making Druid SQL queries.

* Fix some tests.

* Adjust tests.

* Adjust trailer, add types header.

* Fix trailers.
2018-08-26 23:00:14 -06:00
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