I have created a mapping for a 'tweetb' type : curl -XPUT http://www.mydomain:9200/twitter/tweetb/_mapping -d '{ "twitter": { "mappings": { "tweetb": { "properties": { "message": { "type": "string", "null_value": "NA" } } } } }' Then I put one document curl -XPUT http://www.mydomain.com:9200/twitt…

Null_value isn't working

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Null_value isn't working

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