python 使用elasticsearch 实现翻页
时间: 2024-01-31 10:02:03 浏览: 78
要使用 Elasticsearch 实现翻页,你需要使用以下两个参数:
- `from`: 返回结果的起始位置。
- `size`: 返回结果的数量。
以下是一个例子,使用 Python 的 Elasticsearch 客户端实现翻页:
```python
from elasticsearch import Elasticsearch
# 创建 Elasticsearch 客户端
es = Elasticsearch()
# 搜索请求
query = {
"query": {
"match": {
"title": "python"
}
},
"from": 0,
"size": 10
}
# 发送搜索请求
result = es.search(index="my_index", body=query)
# 处理结果
for hit in result["hits"]["hits"]:
print(hit["_source"]["title"])
# 翻页请求
query["from"] = 10
# 发送翻页请求
result = es.search(index="my_index", body=query)
# 处理结果
for hit in result["hits"]["hits"]:
print(hit["_source"]["title"])
```
在这个例子中,我们首先发送一个搜索请求,返回前10条结果。然后,我们发送一个翻页请求,返回第11-20条结果。注意,我们只需要更新搜索请求的 `from` 参数即可实现翻页。
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