# elasticsearch-demo

**Repository Path**: www.123as.com/elasticsearch-demo

## Basic Information

- **Project Name**: elasticsearch-demo
- **Description**: elasticsearch学习项目
- **Primary Language**: Java
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2024-10-30
- **Last Updated**: 2025-01-10

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# elasticsearch-demo

## 1.1 集成RestClient 
> 参考项目：[elasticsearch-100](elasticsearch-100)



## 1.2 集成spring data elasticsearch
```
GET exam_student/_search
{
  "size": 0,
  "aggs": {
    "group_by_clazz_name": {
      "terms": {
        "field": "clazz_name",
        "size": 10000000
      },
      "aggs": {
        "page_group_by_clazz_name": {
          "bucket_sort": {
            "sort": [
              {
                "_count": {
                  "order": "desc"
                }
              }
            ],
            "from": 0,
            "size": 10000000
          }
        }
      }
    }
  }
}

```