Python Elasticsearch创建索引映射

问题描述 投票:0回答:1

我正在尝试使用elasticsearch python创建具有自定义映射的ES索引,以增加每个文档中文本的大小:

mapping = {"mapping":{
           "properties":{
             "Apple":{"type":"text","ignore_above":1000},
             "Mango":{"type":"text","ignore_above":1000}
           }
          }}

创建:

from elasticsearch import Elasticsearch
es1 = Elasticsearch([{"host":"localhost","port":9200}])
es1.indices.create(index="hello",body=mapping)

错误:

RequestError: RequestError(400, 'mapper_parsing_exception', 'Mapping definition for [Apple] has unsupported parameters: [ignore_above : 10000]') 

但是我检查了Elasticsearch网站上有关如何增加文本长度限制的信息,那里提供了ignore_above选项。https://www.elastic.co/guide/en/elasticsearch/reference/current/ignore-above.html

关于如何纠正此问题的任何建议都会很棒。

python elasticsearch elastic-stack elasticsearch-py
1个回答
0
投票

ignore_above设置仅适用于keyword类型而不是text,因此只需将您的映射更改为此,它将起作用:

mapping = {"mapping":{
       "properties":{
         "Apple":{"type":"text"},
         "Mango":{"type":"text"}
       }
      }}

如果绝对需要能够指定ignore_above,则需要将类型更改为keyword,如下所示:

mapping = {"mapping":{
       "properties":{
         "Apple":{"type":"keyword","ignore_above":1000},
         "Mango":{"type":"keyword","ignore_above":1000}
       }
      }}
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