问题: 今天往Hive中导入Oracle数据的时候碰到了如下错误:Listener refused the connection with the following error: ORA-12505, TNS:listener does not currently know of SID given in connect descriptor 解决办法: 导入数据的语句如下: /usr/bin/sqoop import --connect jdbc:oracle:thin:@20.20.20.
hive中建立外部分区表,外部数据格式是json的如何导入呢? json格式的数据表不必含有分区字段,只需要在hdfs目录结构中体现出分区就可以了 This is all according to this guide: http://blog.cloudera.com/blog/2012/12/how-to-use-a-serde-in-apache-hive/ hive> ADD JAR /home/hadoop/hive-serdes-1.0-SNAPSHOT.jar; Added /ho
一.Hive客户端:根据数据源不同划分 1.从本地文件系统中导入数据到hive表中: load data local inpath "path" [OVERWRITE] into table tablename; 2.从HDFS上导入数据到hive表中: load data inpath "path" [OVERWRITE] into table tablename; 3.从别的表查询出来的数据导入到hive表中: insert overwrite table ta
1 windows 下 mysql导入txt文件(使用mysql的workbench) load data local infile 'path' into table table_name fields terminated by '\t' lines terminated by '\r\n'; 注意:这里的引号全是正常的单引号,ptah的格式为绝对路径(每个反斜杠之后再加一个反斜杠,转义),如:C:\\Users\\DELL\\Desktop\\data\\Data\\JingdongDat
安装好MySQL和Navicat 8 for MySQL 通过Navicat 8 for MySQL创建数据库test. 2 在数据库test上创建测试数据表student(主键ID,姓名,年龄,学号): create table student ( id int not null primary key, name varchar(50) not null, age int, xuehao varchar(20)) 3 创建测试数据txt文件student.txt
1.如何将数据表导入到mysql的表中,可以使用:load data infile ... into table ... 示例: load data infile 'e:\datainfo.txt' into table `table_1` fields terminated by '\t' lines terminated by'\r\n' 参数说明,其中: fields terminated by '\t' :表示使用tab制表符作为字段分隔符: lines terminated by
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.IO; namespace 二维数组 { class Program { static void Main(string[] args) { ;//行 ;//lie FileStream fs; string path = @"C:\Documents and Settings\Administrat
使用$ORACLE_HOME/rdbms/admin/awrload.sql $ sqlplus '/as sysdba' SQL*Plus: Release Production on Fri Nov :: Copyright (c) , , Oracle. All rights reserved. Connected to: Oracle Database 11g Enterprise Edition Release - 64bit Production With the Partition
原文:SQL导入txt以及SQL中的时间格式操作 MySQL中导入txt的指令为: load data local infile "路径名称" into table "表名" 比如我文件的具体位置为"f:\\dataset\\beijing\\xx.txt",创建的表名为"person",则上述指令的具体表达为: load data local infile "f:\\dataset\\beijing\\xx.txt