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我编写了此ElasticSearch查询来查找索引数据中术语的聚合计数。针对搜索词 '苹果橘子香蕉' 创建苹果橘子香蕉将具有命名过滤器的ElasticSearch聚合查询转换为NEST C#
{
"size": 0,
"_source": {
"excludes": [
"chapterData"
]
},
"aggs": {
"asPerBookID": {
"terms": {
"field": "bookID",
"size": 100000
},
"aggs": {
"asPerChapterIndex": {
"terms": {
"field": "chapterIndex",
"min_doc_count": 1,
"size": 10000
},
"aggs": {
"asPerChapterData": {
"nested": {
"path": "chapterData"
},
"aggs": {
"asPerChapterDatadotData": {
"filters": {
"filters": {
"apple": {
"query_string": {
"query": "apple",
"default_field": "chapterData.data"
}
},
"orange": {
"query_string": {
"query": "orange",
"default_field": "chapterData.data"
}
},
"banana": {
"query_string": {
"query": "banana",
"default_field": "chapterData.data"
}
}
}
}
}
}
}
}
}
}
}
},
"query": {
"bool": {
"must": [
{
"nested": {
"query": {
"bool": {
"should": [
{
"query_string": {
"query": "apple",
"default_field": "chapterData.data"
}
},
{
"query_string": {
"query": "orange",
"default_field": "chapterData.data"
}
},
{
"query_string": {
"query": "banana",
"default_field": "chapterData.data"
}
}
],
"minimum_number_should_match": 1
}
},
"path": "chapterData",
"inner_hits": {
"size": 10000
}
}
}
]
}
}
}
这个查询:
SEARCHTERM。所以,有三个命名过滤器。但如果用户搜索“苹果橙香蕉葡萄”,应该有指定的过滤器。我想用NEST插入它。
以下是我已经实现的用于按照SearchTerm创建命名过滤器的代码。现在
string[] words = pSearchTerm.Split(' ');
NamedFiltersContainer myFilters = new NamedFiltersContainer();
foreach (var str in words)
{
myFilters.Add(str, new QueryStringQuery() { Query = str, DefaultField = "chapterData.data", DefaultOperator = lOperator, Analyzer = "whitespace" });
}
,问题是我用流利的DSL以执行ElasticSearch查询,我不知道如何将它添加myFilters
。谁能帮忙?
任何形式的帮助对我来说都很棒!
在此先感谢。
从你的答案中学到了一些新的东西!帮助了很多!感谢@Random – Callisto