Costin Leau 2493685e5e Add support for IS NOT? NULL
Translated to exists and must_not exists queries

Original commit: elastic/x-pack-elasticsearch@534157ecaa
2017-08-26 01:06:25 +03:00
..
2017-06-30 19:39:06 -04:00
2017-08-26 01:06:25 +03:00