presto JDBC maven代码

2.3. JDBC Driver

1-JDBC jar 或maven 

Presto支持JDBC driver访问，下载 presto-jdbc-0.191.jar，添加到应用程序的 class path 中，同时也可以通过Maven中心仓库连接：

<dependency>
    <groupId>com.facebook.presto</groupId>
    <artifactId>presto-jdbc</artifactId>
    <version>0.191</version>
</dependency>
 

presto 链接代码：fjtax 数据库名

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class PrestoUntil {
    public static void main(String[] args) throws SQLException, ClassNotFoundException {
        Class.forName("com.facebook.presto.jdbc.PrestoDriver");
        Connection connection = DriverManager.getConnection("jdbc:presto://node2:8285/hive/fjtax","root",null);  ;  
        Statement stmt = connection.createStatement();  
        ResultSet rs = stmt.executeQuery("show tables");  
        while (rs.next()) {  
            System.out.println(rs.getString(1));  
        }  
        
        String sql2 = "select * from di_gy_yf  limit 5";
        ResultSet rs2 = stmt.executeQuery(sql2);
        while(rs2.next()) {
        String str = rs2.getString(1);
        System.out.println(str);
        }
 

        rs.close();  
        connection.close();  

   }

}