在Spring Boot中,你可以使用Elasticsearch的Java High-Level REST Client来执行批量更新操作。首先,你需要在pom.xml文件中添加Elasticsearch的依赖项:

<dependency>
    <groupId>org.elasticsearch.client</groupId>
    <artifactId>elasticsearch-rest-high-level-client</artifactId>
    <version>7.14.0</version>
</dependency>

然后,你可以创建一个Elasticsearch的客户端Bean:

import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.client.indices.CreateIndexRequest;
import org.elasticsearch.client.indices.CreateIndexResponse;
import org.elasticsearch.client.indices.GetIndexRequest;
import org.elasticsearch.client.indices.GetIndexResponse;
import org.elasticsearch.client.indices.PutMappingRequest;
import org.elasticsearch.client.indices.PutMappingResponse;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.elasticsearch.client.ClientConfiguration;
import org.springframework.data.elasticsearch.client.RestClients;
import org.springframework.data.elasticsearch.core.ElasticsearchOperations;
import org.springframework.data.elasticsearch.core.ElasticsearchRestTemplate;
import org.springframework.data.elasticsearch.core.IndexOperations;

import java.io.IOException;

@Configuration
public class ElasticsearchConfig {

    @Bean
    public RestHighLevelClient elasticsearchClient() {
        ClientConfiguration clientConfiguration = ClientConfiguration.builder()
                .connectedTo("localhost:9200")
                .build();

        return RestClients.create(clientConfiguration).rest();
    }

    @Bean
    public ElasticsearchOperations elasticsearchTemplate() {
        return new ElasticsearchRestTemplate(elasticsearchClient());
    }
}

接下来,你可以使用ElasticsearchOperations来执行批量更新操作。首先,你需要创建一个更新请求的查询:

import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.update.UpdateRequest;
import org.elasticsearch.index.query.QueryBuilders;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.elasticsearch.core.ElasticsearchOperations;
import org.springframework.stereotype.Service;

@Service
public class DrugService {

    @Autowired
    private ElasticsearchOperations elasticsearchTemplate;

    public void updateByQuery() {
        BulkRequest bulkRequest = new BulkRequest();

        bulkRequest.add(new UpdateRequest()
                .index("store_drug_index")
                .type("_doc")
                .query(QueryBuilders.matchQuery("drugId", "1679681461125443585"))
                .script(new Script(ScriptType.INLINE, "painless", "ctx._source.isStock = true", Collections.emptyMap())));

        BulkResponse bulkResponse = elasticsearchTemplate.bulk(bulkRequest);

        if (bulkResponse.hasFailures()) {
            // 处理错误
        }
    }
}

在上述示例中,我们创建了一个BulkRequest,然后添加了一个UpdateRequest。在UpdateRequest中,我们指定了索引、类型和查询条件,以及使用Painless脚本来更新记录的isStock字段为true。最后,我们使用ElasticsearchOperations的bulk方法来执行批量更新操作。

请注意,上述示例中的索引名称、类型名称和脚本语言需要根据你的实际情况进行调整。

希望这可以帮助到你!

POST store_drug_index_update_by_queryquery match drugId 1679681461125443585script inline ctx_sourceisStock = true转换成springboot ES 根据每个字段批量修改数据

原文地址: https://www.cveoy.top/t/topic/jfFX 著作权归作者所有。请勿转载和采集!

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