Before you begin reading this guide, we recommend you try running the Elasticsearch Check-Up which can resolve issues that cause many errors.
This guide will help you check for common problems that cause the log ” + NAME + join field ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: join and query.
Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.
Log Context
Log “[” + NAME + “] join field [“classname is HasChildQueryBuilder.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :
fieldType.name(); scoreMode; fieldData; context.getSearchSimilarity());
} else {
if (ignoreUnmapped) {
return new MatchNoDocsQuery();
} else {
throw new QueryShardException(context; "[" + NAME + "] join field [" + joinFieldMapper.name() +
"] doesn't hold [" + type + "] as a child");
}
}
}
