PUT /megacorp/_doc/1
{
"first_name" : "John",
"last_name" : "Smith",
"age" : 25,
"about" : "I love to go rock climbing",
"interests": [ "sports", "music" ]
}
查询一条数据
GET /megacorp/_doc/1
修改first字段
POST /megacorp/_update/1
{"doc":{"first_name" : "John001"}
}
POST megacorp/_bulk
{"index":{"_id":4}}
{"id":4,"name":"admin","counter":"10","tags":["red","black"]}
{"index":{"_id":5}}
{"id":5,"name":"zcy"}
{"index":{"_id":6}}
{"id":6,"name":"admin006","counter":"10","tags":["red","black"]}
批量修改数据
修改的字段前必须带上 ctx._source.这个格式
POST megacorp/_bulk
{"update":{"_id":4}}
{"script":{"source":"ctx._source.name='admin_update'"}}
{"update":{"_id":5}}
{"script":{"source":"ctx._source.name='zcy_update'"}}
{"update":{"_id":6}}
{"script":{"source":"ctx._source.name='admin006_update'"}}
批量删除数据
POST megacorp/_bulk
{"delete":{"_id":4}}
{"delete":{"_id":5}}
{"delete":{"_id":6}}
四、雇员查询练习题
初始化数据
POST megacorp/_bulk
{"index":{"_id":1}}
{"first_name" : "John","last_name" : "Smith","age" : 25,"about" : "I love to go rock climbing","interests": [ "sports", "music" ]}
{"index":{"_id":2}}
{"first_name" : "Jane","last_name" : "Smith","age" : 32,"about" : "I like to collect rock albums","interests": [ "music" ]}
{"index":{"_id":3}}
{"first_name" : "Douglas","last_name" : "Fir","age" : 35,"about": "I like to build cabinets","interests": [ "forestry" ]}
查看雇员id为1的信息
GET /megacorp/_doc/1
搜索所有员工信息
GET /megacorp/_search
搜索last_name字段值为Smith的员工信息
GET /megacorp/_search
{"query": {"match": {"last_name" : "Smith"}}
}
GET /megacorp/_search
{"query": {"multi_match": {"query": "Smith","fields": ["last_name"]}}
}
GET mystore/_search
{"query":{"bool":{"must":[{"match":{"price":30}},{"bool": {"should":[{"match_phrase":{"productID":"KDKE-B-9947-#kL5"}},{"match_phrase":{"productID":"JODL-X-1937-#pV7"}}]}}]}}
}
Windows Management Instrumentation（WMI）是一种用于管理和监视Windows操作系统的框架。它为开发人员、系统管理员和自动化工具提供了一种标准的接口，通过这个接口，可以获取有关计算机系统硬件、操作系统和应用程序的信息…
前言
Visual Studio Code（简称 VS Code）是一个轻量级的代码编辑器，适用于多种编程语言和开发环境。本文将介绍如何下载和安装 Visual Studio Code。
下载安装包
首先，我们需要从官方网站下载 Visual Studio Code 的安装包。请访…
