dream04110 2019-06-05 13:23
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使用AND,OR和引号组合的关键字搜索查询

I'm working on a search engine with Elasticsearch, I have keywords and excluded keywords.

I would like to use quotes, AND and OR in my two inputs for advanced search.

Here's what I'm trying:

Keywords:

"foo bar" AND lorem OR ipsum
{
    "body": {
        "query": {
            "bool": {
                "should": [
                    {
                        "bool": {
                            "must": [
                                {
                                    "multi_match": {
                                        "query": "foo bar",
                                        "type": "phrase",
                                        "fields": [
                                            "content",
                                            "title"
                                        ]
                                    }
                                },
                                {
                                    "multi_match": {
                                        "query": "lorem",
                                        "fields": [
                                            "content",
                                            "title"
                                        ]
                                    }
                                }
                            ]
                        }
                    },
                    {
                        "bool": {
                            "must": [
                                {
                                    "multi_match": {
                                        "query": "ipsum",
                                        "fields": [
                                            "content",
                                            "title"
                                        ]
                                    }
                                }
                            ]
                        }
                    }
                ]
            }
        }
    }
}

Results:

"lorem foo bar"  => true
"foo bar"  => false
"ipsum foo bar"  => true

It works but is it the right way?

For the excluded keywords, I don't know how to add into this with the same system.

Example of what I'm expecting :

Excluded keywords:

"test AND test2 OR test3"
"lorem foo bar"  => true
"lorem foo bar test"  => true
"lorem foo bar test3"  => false
"test lorem foo bar test2"  => false
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