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ElasticSearch(十二) Bool Query JAVA API

contain app dex size 範圍 一起 util 子句 lte

Bool Query 用於組合多個葉子或復合查詢子句的默認查詢

must 相當於 與 & =

must not 相當於 非 ~ !=

should 相當於 或 | or

filter 過濾

boolQuery()
        .must(termQuery("content", "test1"))               
        .must(termQuery("content", "test4"))                 
        .mustNot(termQuery("content", "test2"))              
        .should(termQuery("content", "test3"))               
        .filter(termQuery("content", "test5"));


private SearchRequest getSearchRequest(RequestType request) {

SearchRequest sr = new SearchRequest();

//指定索引名稱,如未指定則會查詢所有
sr.indices(ElasticSearchConst.XXX_INDEX);
sr.types(ElasticSearchConst.XXX_TYPE);

SearchSourceBuilder source = new SearchSourceBuilder();
BoolQueryBuilder bq = QueryBuilders.boolQuery();

getQueryBuilder(request, bq);

// from 從0開始,包含前後邊界 實際是 <= >=

source.from(request.getRowStart());
source.size(request.getRowSize());
source.query(bq);

setSort(request, source);


sr.source(source);
return sr;
}


private void getQueryBuilder(RequestType request, BoolQueryBuilder bq) {

getOrderQueryBuilder(request, bq);

addPurchaseOrderQueryBuilder(request, bq);
}

/**
* 查詢條件
*
* @param request
* @param bq
*/
private void getOrderQueryBuilder(RequestType request, BoolQueryBuilder bq) {

// termQuery 精確匹配,不分詞 相當於 等於 =

//Type.childType 多層類型嵌套,具體索引結構,參考mapping

// GET yourindexname/_mapping

Mapping:

{
  "yourindexname": {
    "mappings": {
      "type1": {
        "properties": {
          "childtype": {
            "properties": {
              "cedStatus": {
                "type": "text",
                "fields": {
                "keyword": {
                "type": "keyword",
                "ignore_above": 256
                      }
                    }
                },

  bq.must(QueryBuilders.termQuery("Type.childType", request.getOrderId()));
//rangeQuery 範圍查詢,最大範圍不超過1w

  bq.must(QueryBuilders.rangeQuery("Type.childType.departureDate")
    .gte(DateUtil.toSqlTimeStamp(request.getDepartureDateStart().getTime()).getTime())
    .lte(DateUtil.toSqlTimeStamp(request.getDepartureDateEnd().getTime()).getTime()));

//QueryBuilders.matchPhraseQuery 匹配查詢,不分詞,相當於 contains

//matchPhraseQuery 是直接以一個短語的形式查詢,順序無差,且連接在一起

pobq.must(QueryBuilders.matchPhraseQuery(
  String.format("%s%s%s", preFix, i, ".vacationVBKPurchaseOrderBaseInfoDto.contactName"),
  request.getContactName()));

ElasticSearch(十二) Bool Query JAVA API