PostgreSQL示例demo
驱动下载地址:https://pan.baidu.com/s/1eBRESdntbnZQoN-yxJgFDA 功能:建立连接,数据读取 package com.epoint.HadoopAPIDemo; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; public class PostgreSQLTest { // JDBC连接串 static String url = "jdbc:postgresql://192.168.186.14:5432/hive"; // PG用户名 static String usr = "hive"; // PG密码 static String psd = "h3cDataEngine"; public static void main(String args[]) { Connection conn = null; try { Class.forName("org.postgr...