Elasticsearch-Java API操作(一)API基本操作(12)【删除文档数据(prepareDelete)】
Posted on 2020-08-17 07:49 MissRong 阅读(572) 评论(0) 收藏 举报大数据技术之Elasticsearch-Java API操作(一)API基本操作
删除文档数据(prepareDelete)
1)源代码
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@Test public void deleteData() {
// 1 删除文档数据 DeleteResponse indexResponse = client.prepareDelete("blog", "article", "5").get();
// 2 打印返回的结果 System.out.println("index:" + indexResponse.getIndex()); System.out.println("type:" + indexResponse.getType()); System.out.println("id:" + indexResponse.getId()); System.out.println("version:" + indexResponse.getVersion()); System.out.println("found:" + indexResponse.getResult());
// 3 关闭连接 client.close(); } |
2)结果查看

****自己操作****
Java代码:
// 九、删除数据-prepareDelete
@Test
public void deleteData() {
// 1 删除文档数据
DeleteResponse indexResponse = client.prepareDelete("blog", "article", "5").get();
// 2 打印返回的结果
System.out.println("index:" + indexResponse.getIndex());
System.out.println("type:" + indexResponse.getType());
System.out.println("id:" + indexResponse.getId());
System.out.println("version:" + indexResponse.getVersion());
System.out.println("found:" + indexResponse.getResult());
// 3 关闭连接
client.close();
}
结果:

删除操作之后可见_id里已经没有值是5的数据了


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