时间:2021-07-01 10:21:17 帮助过:20人阅读
<groupId>org.apache.drill.exec</groupId><artifactId>drill-jdbc-all</artifactId><version>1.10.0</version></dependency>Class.forName("org.apache.drill.jdbc.Driver");Connection connection =DriverManager.getConnection("jdbc:drill:zk=10.10.5.18:2181/drill/demo");Statement st = connection.createStatement();ResultSet rs = st.executeQuery("select * from dfs.`/root/drill/drill/sample-data/user.json`");while(rs.next()){System.out.println(rs.getString(1));}
使用spring boot jdbc
1. spring boot maven
<dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-web</artifactId></dependency><dependency><groupId>org.apache.drill.exec</groupId><artifactId>drill-jdbc-all</artifactId><version>1.10.0</version></dependency> a.DataSourceBean定义@Bean(name="dataSource2")publicDataSource dataSource2(){BasicDataSource dataSource =newBasicDataSource(); dataSource.setUrl("jdbc:drill:zk=10.10.5.18:2181/drill/demo"); dataSource.setDriverClassName("org.apache.drill.jdbc.Driver"); dataSource.setInitialSize(2); dataSource.setMaxActive(20); dataSource.setMinIdle(0); dataSource.setPoolPreparedStatements(true); dataSource.setMaxWait(60000); dataSource.setTestOnBorrow(false); dataSource.setTestWhileIdle(true);return dataSource;} b. jdbctempalte@BeanpublicJdbcTemplate jdbcTemplate2(@Qualifier("dataSource2")DataSource dataSource2){JdbcTemplate oracle =newJdbcTemplate(); oracle.setDataSource(dataSource2);return oracle;} c.查询使用@RestControllerpublicclassDrillController{@AutowiredprivateJdbcTemplate jdbcTemplate2;@RequestMapping(value="/drill",method=RequestMethod.GET)publicObject getUser3(){return jdbcTemplate2.queryForList("select * from dfs.`/root/drill/drill/sample-data/user.json`");}}
drill java && spring jdbc 连接使用
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