Can only use prefix queries on keyword; text and wildcard fields – not on – Elasticsearch Error How To Solve Related Issues



Can only use prefix queries on keyword; text and wildcard fields – not on – Elasticsearch Error How To Solve Related Issues

Updated: July-20

Elasticsearch Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up  which can resolve issues causing many errors 

 

This guide will help you check for common problems that cause the log “Can only use prefix queries on keyword; text and wildcard fields – not on” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: index.


Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to discover the cause of many errors and provides suitable actionable recommendations (free tool that requires no installation). 

Log Context

Log”Can only use prefix queries on keyword; text and wildcard fields – not on [“classname  is MappedFieldType.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

throw new IllegalArgumentException("Can only use fuzzy queries on keyword and text fields - not on [" + name
  + "] which is of type [" + typeName() + "]");
  }
 
  public Query prefixQuery(String value; @Nullable MultiTermQuery.RewriteMethod method; QueryShardContext context) {
  throw new QueryShardException(context; "Can only use prefix queries on keyword; text and wildcard fields - not on [" + name
  + "] which is of type [" + typeName() + "]");
  }
 
  public Query wildcardQuery(String value;
  @Nullable MultiTermQuery.RewriteMethod method;

Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 ElasticSearch Nest: Can only use prefix queries on keyword and text fields – not on which is of type float -views 1,342 ,score 2

match_phrase_prefix doesnt return result obtained by match_phrase -views   618,score 2



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