ExistsQueryBuilder NAME must be provided with a field – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

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Briefly, this error occurs when an Elasticsearch query is executed without specifying a field in the ExistsQueryBuilder. The ExistsQueryBuilder is used to check if a field exists in the document. The error indicates that the field parameter is missing in the query. To resolve this issue, ensure that you provide a field name when using the ExistsQueryBuilder. For example, if you want to check if a field named ‘user’ exists, your query should look like this: new ExistsQueryBuilder(“user”).

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This guide will help you check for common problems that cause the log ” [” + ExistsQueryBuilder.NAME + “] must be provided with a [field] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: query, index.

Log Context

Log “[” + ExistsQueryBuilder.NAME + “] must be provided with a [field]” class name is ExistsQueryBuilder.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 );
 }
 }  if (fieldPattern == null) {
 throw new ParsingException(parser.getTokenLocation(); "[" + ExistsQueryBuilder.NAME + "] must be provided with a [field]");
 }  ExistsQueryBuilder builder = new ExistsQueryBuilder(fieldPattern);
 builder.queryName(queryName);
 builder.boost(boost);

 

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