window环境安装
安装es 官方下载速度太慢了 我提供的是7.31的版本 7.3的版本内置了java解释器 不需要在安装
window 7.31 安装
链接: https://pan.baidu.com/s/1CM-4D4oSxNpPXuvZveLPdQ 提取码: 5k8y
linux es 7.31安装 下载解压就可以了 注意的是es不能使用root账号运行
链接：https://pan.baidu.com/s/13AkN_I8b7QZdyzBEUp_YuA 提取码：oysi
中文分词
https://github.com/medcl/elasticsearch-analysis-ik/releases
kibana可视化工具下载地址
https://www.elastic.co/cn/downloads/kibana
使用 composer 内置管理器
composer require 'elasticsearch/elasticsearch'
然后在家composer的默认自动加载类就好了
Elasticsearch 详细讲解 https://www.cnblogs.com/codeAB/p/10283304.html
es官方已经禁止了type默认 如果要使用可以在创建索引的时间添加 'include_type_name' => true 方法
8.0以后默认都是type _doc 已经废除了 type自定义方式
es中文社区 https://elasticsearch.cn/article/601
php 代码分享 作者版本 7.31
use Elasticsearch\ClientBuilder;
class ElasticsearchService
{
protected static $client = null;
public function __construct()
{
if (!self::$client) {
self::$client = ClientBuilder::create()->setHosts(['127.0.0.1'])->build();
}
}
public function indexAdd($index_name, $number_of_shards = 2, $number_of_replicas = 0)
{
$params = [
'index' => $index_name, #index的名字不能是大写和下划线开头
'body' => [
'settings' => [
'number_of_shards' => $number_of_shards,
'number_of_replicas' => $number_of_replicas,
]
]
];
return self::$client->indices()->create($params);
}
/**
* @param $index_name
* @param $type_name
* @param array $field
* @return array
* [
* 'id' => [
* 'type' => 'integer'
* ],
* 'first_name' => [
* 'type' => 'text',
* 'analyzer' => 'ik_max_word'
* ],
* 'last_name' => [
* 'type' => 'text',
* 'analyzer' => 'ik_max_word'
* ],
* 'age' => [
* 'type' => 'integer'
* ]
* ]
*/
public function typeAdd($index_name, $field = [],$type_name = '_doc')
{
$params = [
'index' => $index_name,
'type' => $type_name,
'body' => [
'mytype' => [
'_source' => [
'enabled' => true
],
'properties' => $field,
// 'include_type_name' => true,
]
]
];
return self::$client->indices()->putMapping($params);
}
/**
* 创建一个数据 'body' => [
* 'first_name' => '张',
* 'last_name' => '三',
* 'age' => 35
* ]
*/
public function indexTypeAddRow($index_name, $body,$type_name ='_doc',$id = null)
{
$params = [
'index' => $index_name,
'type' => $type_name,
'id' => $id, #可以手动指定id，也可以不指定随机生成
'body' => $body,
// 'include_type_name' => true,
];
$params = array_filter($params);
return self::$client->index($params);
}
public function searchAll()
{
return self::$client->search();
}
public function search($index_name, $param,$type_name = '_doc')
{
$params['index'] = $index_name;
$params['type'] = $type_name;
$params['body'] = $param;
return self::$client->search($params);
}
public function get($index_name, $id,$type_name = '_doc')
{
$params = [
'index' => $index_name,
'type' => $type_name,
'id' => $id
];
return self::$client->get($params);
}
public function del($index_name, $type_name, $id)
{
$params = [
'index' => $index_name,
'type' => $type_name,
'id' => $id
];
return self::$client->delete($params);
}
/**
* 一次获取多个文档
* @param $ids
* @return array
*/
public function gets($index_name, $type_name, array $id)
{
$params = [
'index' => $index_name,
'type' => $type_name,
'id' => $id
];
return self::$client->mget($params);
}
/**
* @param $index_name
* @param $type_name
* @param $body 'doc' => [
* 'first_name' => '张',
* 'last_name' => '三',
* 'age' => 99
* ]
* @param $id
* @return mixed
*/
public function update($index_name, $type_name, $body, $id)
{
$params = [
'index' => $index_name,
'type' => $type_name,
'id' => $id,
'body' => [
$body
]
];
return self::$client->update($params);
}
/**
* @return array
*/
public function esStatus()
{
return self::$client->indices()->stats();
}
/**
* 检查Index 是否存在
* @return bool
*/
public function checkIndexExists($index_name)
{
$params = [
'index' => $index_name
];
return self::$client->indices()->exists($params);
}
public function delIndex($index_name)
{
$params = [
'index' => $index_name
];
if ($this->checkIndexExists($index_name)) {
return self::$client->indices()->delete($params);
}
}
public function delAllIndex()
{
$indexList = $this->esStatus()['indices'];
foreach ($indexList as $item => $index) {
$this->delIndex($item);
}
return true;
}
}
删除文档
es只有删除索引才会释放空间
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