MAC-从es中抽取数据存入表中怎么实现
使用 Java 从 Elasticsearch 抽取数据并存入数据库表的完整实现方案:
1. Maven 依赖配置
<dependencies><!-- Elasticsearch --><dependency><groupId>org.elasticsearch.client</groupId><artifactId>elasticsearch-rest-high-level-client</artifactId><version>7.17.3</version></dependency><!-- MySQL --><dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>8.0.28</version></dependency><!-- JSON 处理 --><dependency><groupId>com.fasterxml.jackson.core</groupId><artifactId>jackson-databind<