|  | @ -258,12 +258,12 @@ public class DataSearchService {
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				|  |  |                 field = nestedPath + "." + field;
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				|  |  |             }
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				|  |  |             if("null".equals(condition)){
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				|  |  |                 MatchQueryBuilder matchQueryBuilder = QueryBuilders.matchPhraseQuery(field, value);
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				|  |  |                 MatchQueryBuilder matchQueryBuilder = QueryBuilders.matchQuery(field, value);
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				|  |  |                 if("null".equals(andOr)) {
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				|  |  |                     boolQueryBuilder.must(matchQueryBuilder);
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				|  |  |                 }
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				|  |  |             }else if(condition.equals("=")) {
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				|  |  |                 MatchQueryBuilder matchQueryBuilder = QueryBuilders.matchPhraseQuery(field, value);
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				|  |  |                 MatchQueryBuilder matchQueryBuilder = QueryBuilders.matchQuery(field, value);
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				|  |  |                 if("and".equals(andOr)) {
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				|  |  |                     boolQueryBuilder.must(matchQueryBuilder);
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				|  |  |                 }else if("or".equals(andOr)) {
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