错误原文这样的
{
"error": {
"root_cause": [
{
"type": "illegal_argument_exception",
"reason": "Fielddata is disabled on text fields by default. Set fielddata=true on [PlayerId] in order to load fielddata in memory by uninverting the inverted index. Note that this can however use significant memory. Alternatively use a keyword field instead."
}
],
"type": "search_phase_execution_exception",
"reason": "all shards failed",
"phase": "query",
"grouped": true,
"failed_shards": [
{
"shard": 0,
"index": "paymentdb",
"node": "ZicnPW_IRsCdYH_gUL3r9Q",
"reason": {
"type": "illegal_argument_exception",
"reason": "Fielddata is disabled on text fields by default. Set fielddata=true on [PlayerId] in order to load fielddata in memory by uninverting the inverted index. Note that this can however use significant memory. Alternatively use a keyword field instead."
}
}
]
},
"status": 400
}{"aggregations":{"totalPlayer":{"cardinality":{"field":"PlayerId"}}},"size":0} 
4 个回复
shellmeng
赞同来自: hjqtlq 、laoyang360
如果你的索引中，该字段不是数值型（integer、double、long）或者keyword，而是text类型的，在使用该字段进行查询、排序、聚合时候，就会出现Fielddata is disabled on text fields by default.
解决办法：
1.把改字段的索引类型改成keyword或者数值型
或者
2：索引字段类型还是text，但是加mapping中fielddata=true。这种不推荐，因为这样加载时候，占用的内存
kennywu76 - Wood
赞同来自: hjqtlq
hjqtlq
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Erin
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