时间:2021-07-01 10:21:17 帮助过:2人阅读
package com.yuxipacific;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
public class Hive {
public static void main(String[] args) throws Exception {
Class.forName("org.apache.hadoop.hive.jdbc.HiveDriver");
//String dropSQL="drop table javabloger";
//String createSQL="create table javabloger (key int, value string)";
//String insterSQL="LOAD DATA LOCAL INPATH ‘/work/hive/examples/files/kv1.txt‘ OVERWRITE INTO TABLE javabloger";
//String querySQL="SELECT a.* FROM javabloger a";
String querySQL="SELECT * FROM pokes";
Connection con = DriverManager.getConnection("jdbc:hive://192.168.11.124:10000/default", "", "");
Statement stmt = con.createStatement();
// stmt.executeQuery(dropSQL);
// stmt.executeQuery(createSQL);
// stmt.executeQuery(insterSQL);
ResultSet res = stmt.executeQuery(querySQL);
while (res.next()) {
System.out.println("Result: key:"+res.getString(1) +" –> value:" +res.getString(2));
}
}
}通过JDBC驱动连接Hive操作实例 笔记
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