基于 ElasticSearch 的新闻、研报、互动易搜索引擎
1、使用 ElasticSearch 5.1.1 中文发行版，针对中文集成了相关插件，方便学习测试.
2、ElasticSearch-head
3、kibana-5.1.1
添加热搜关键词、热词统计并取出前5个
import redis
redis_cli = redis.StrictRedis()
keywords = "关键词"
# 搜索关键词+1操作
redis_cli.zincrby("search_keywords_set", 1, keywords)
# 统计热词Top5
top_n_search = redis_cli.zrevrangebyscore("search_keywords_set", "+inf", "-inf", start=0, num=5)es的文档、索引的CRUD操作
新建分片、副本数量
PUT article
{
"settings": {
"index": {
"number_of_shards": 5,
"number_of_replicas": 1
}
}
}
查看设置
GET article/_settings
GET .all/-settings
GET _settings
修改设置
PUT article/_settings
{
"number_of_replicas": 2
}
查看索引信息
GET all
GET article
新增文档
POST article/cls
{
"title": "新闻标题"，
"salary_min": 15000,
"company": {
"stock_name": "万科A",
"stock_code": "000002"
},
"publish_time": "发布日期",
"content": "新闻内容"
}
POST article/cls/1
{
"title": "新闻标题"，
"salary_min": 18000,
"company": {
"stock_name": "平安银行",
"stock_code": "000001"
},
"publish_time": "发布日期",
"content": "新闻内容"
}
查看文档
GET article/cls/1
GET article/cls/1?_source
GET article/cls/1?_source=title
GET article/cls/1?_source=title, content
修改文档（覆盖式）
PUT article/cls/1
{
"title": "新闻标题"，
"salary_min": 18000,
"company": {
"stock_name": "平安银行",
"stock_code": "000001"
},
"publish_time": "发布日期",
"content": "新闻内容"
}
指定修改
POST article/cls/1/_update
{
"doc": {
content: "内容......"
}
}
删除文档，类（无法删除），索引
DELETE article/cls/1
DELETE article/cls
DELETE articlees的mget和bulk批量操作
mget操作实例
GET _mget
{
"docs": [
{
"_index": "test_db"
"_type": "job1",
"_id": 1
},
{
"_index": "test_db"
"_type": "job1",
"_id": 2
}
]
}
GET test_db/_mget
{
"docs": [
{
"_type": "article1",
"_id": 1
},
{
"_type": "article1",
"_id": 2
}
]
}
GET test_db/article1/_mget
{
"docs": [
{
"_id": 1
},
{
"_id": 2
}
]
}
GET test_db/job1/_mget
{
"ids": [1, 2]
}
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