How to match on prefix in Elasticsearch

Question

let\'s say that in my elasticsearch index I have a field called \"dots\" which will contain a string of punctuation separated words (e.g. \"first.second.third\").

I

Answer 1

There is also a much easier way, as pointed out in elasticsearch documentation:

just use:

{
    "text_phrase_prefix" : {
        "fieldname" : "yourprefix"
    }
}

or since 0.19.9:

{
    "match_phrase_prefix" : {
        "fieldname" : "yourprefix"
    }
}

instead of:

{   
    "prefix" : { 
        "fieldname" : "yourprefix" 
}