Elasticsearch exception [type=illegal_argument_exception, reason=Can’t load fielddata on [brandName] because fielddata is unsupported on fields of type [keyword]. Use doc values instead.]
报错mappings：
PUT wusong_product
{
"mappings": {
"properties": {
"skuId": {
"type": "long"
},
"spuId": {
"type": "keyword"
},
"skuTitle": {
"type": "text",
"analyzer": "ik_smart"
},
"skuPrice": {
"type": "keyword"
},
"skuImg": {
"type": "keyword",
"index": false,
"doc_values": false
},
"saleCount": {
"type": "long"
},
"hasStock": {
"type": "boolean"
},
"hotScore": {
"type": "long"
},
"brandId": {
"type": "long"
},
"catalogId": {
"type": "long"
},
"brandName": {
"type": "keyword",
"index": false,
"doc_values": false
},
"brandImg": {
"type": "keyword",
"index": false,
"doc_values": false
},
"catalogName": {
"type": "keyword",
"index": false,
"doc_values": false
},
"attrs": {
"type": "nested",
"properties": {
"attrId": {
"type": "long"
},
"attrName": {
"type": "keyword",
"index": false,
"doc_values": false
},
"attrValue": {
"type": "keyword"
}
}
}
}
}
}
修改后的mappings：
PUT wusong_product
{
“mappings”: {
“properties”: {
“skuId”: {
“type”: “long”
},
“spuId”: {
“type”: “keyword”
},
“skuTitle”: {
“type”: “text”,
“analyzer”: “ik_smart”
},
“skuPrice”: {
“type”: “keyword”
},
“skuImg”: {
“type”: “keyword”
},
“saleCount”: {
“type”: “long”
},
“hasStock”: {
“type”: “boolean”
},
“hotScore”: {
“type”: “long”
},
“brandId”: {
“type”: “long”
},
“catalogId”: {
“type”: “long”
},
“brandName”: {
“type”: “keyword”
},
“brandImg”: {
“type”: “keyword”
},
“catalogName”: {
“type”: “keyword”
},
“attrs”: {
“type”: “nested”,
“properties”: {
“attrId”: {
“type”: “long”
},
“attrName”: {
“type”: “keyword”
},
“attrValue”: {
“type”: “keyword”
}
}
}
}
}
}
原因：
出现该错误是因为ES5.x之后，对聚合所依据的字段用单独的数据结构(fielddata)缓存到内存里了，但是在text字段上默认是禁用的，如果有需要单独开启，这样做的目的是为了节省内存空间
版权声明：本文内容由互联网用户自发贡献，该文观点仅代表作者本人。本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容， 请发送邮件至 举报，一经查实，本站将立刻删除。
文章由极客之音整理，本文链接：https://www.bmabk.com/index.php/post/105981.html
