apache sqoop

If you specify n as the line break imported by sqoop, if the value of a string field in mysql contains n, sqoop imports an additional line of records. There is an option-hive-drop-import-delimsDropsn, r, and1fromstringfieldswhenimportingtoHive. If you specify \ n as the line break for sqoop import, if the value of a string field in mysql contains \ n, it will le

1. Import data from MySQL into hiveSqoop Import--connect Jdbc:mysql://localhost:3306/sqoop--direct--username root--password 123456-- Table Tb1--hive-table tb1--hive-import-m 1Where--table tb1 is a table in the MySQL sqoop database,--hive-table tb1 is the name of the table that was imported into hive without having to build the table beforehand.2. Import data from hive into MySQLSqoop export--connect jdbc:my

1. Environment Preparation 1.1 software versionsqoop-1.4.52. ConfigurationThe configuration of the Sqoop is relatively simple, and the files that need to be configured are given below2.1 Environment variablessudo VI /etc/profilesqoop_home=/home/hadoop/source/sqoop-1.4. 5 PATH= $SQOOP _home/binexport sqoop_home2.2sqoop-env.sh#Set Path towhereBin/hadoop isAvailable

Tags: Oda ADO website connected head map targe PWD DigitalSqoop is a database used in Hadoop and relational databases (Oracle,mysql ... Open source tools for data transfer between The following is an example of MySQL, SQL Server, using Sqoop to import data from MySQL, SQL Server into Hadoop (HDFS, Hive) #导入命令及参数介绍 Common parameters Name of parameter Parameter description --connect JDBC Connection string

Sqoop import-d oraoop.disabled=true --connect"jdbc:oracle:thin:@ (description= (address= (protocol=tcp) (Host=hostname) (Port=port) (connect_data=) (Service_ Name=service_name )))" --USERNAME username--table table_name--NULL-string '\\n'--NULL-non-string '\\n' --hive-import--hive-table Hivedb. Hivetalbename--num-mappers1--verbose--password PWD--hive-drop-import-delims--hive-Overwrite--fetch-size --D is not the parameter for

Tags: des style blog http ar os using SP onThe installation configuration of Hadoop is not spoken here. The installation of Sqoop is also very simple. After you complete the installation of SQOOP, you can test if you can connect to MySQL (note: The MySQL Jar pack is to be placed under Sqoop_home/lib):Sqoop list-databases--connect jdbc:mysql://192.168.1.109:3306/-

Label:Sqoop is an open source tool that is used primarily in Hadoop (Hive) and traditional databases (MySQL, PostgreSQL ...) Data can be transferred from one relational database (such as MySQL, Oracle, Postgres, etc.) to the HDFs in Hadoop, or the data in HDFs can be directed into a relational database.1. Issue background Use Sqoop to put a table in the Oracle database, which is assumed to be student, in which the data is imported into HDFs, and then

What is Sqoop? Sqoop is a tool used to migrate data from Hadoop and RDBMS (MySQL, Oracle, Postgres) to each other, and he can import RDBMS data into HDFs, or it can export HDFS data into an RDBMS.sqoop principle? One of the highlights of Sqoop is the ability to import data from an RDBMS into the hdfs/data from the Hadoop by using MapReduce to export the data from

Because of the needs of the work, need to transfer the data in HDFs to the relational database to become the corresponding table, on the Internet to find the relevant data for a long, found that different statements, the following is my own test process: To use Sqoop to achieve this need, first understand what Sqoop is. Sqoop is a tool used to transfer data from

Label:The first is to install the MySQL database. Installation is complete using the sudo apt-get install mysql-server command. The table is then created and the data is inserted:Then download the Sqoop and the jar package that connects to the MySQL database. The next step is to install Sqoop. The first is to configure the sqoop-env.sh file:Then comment out the C

1.sqoop importing data from hive into MySQLFor example:Sqoop export--connect jdbc:mysql://10.18.101.15:3306/wda--username restdbuser--password 123456--table adl_trend_num _android--export-dir/apps/hive/warehouse/adldb.db/adl_trend_num_android/date_stamp= $date-- Input-fields-terminated-by ' \ t '2.sqoop importing data from MySQL into hiveFor example: sqoop Import

Hive version hive-0.11.0Sqoop version sqoop-1.4.4.bin__hadoop-1.0.0From Hive to MySQLMySQL table:mysql> desc cps_activation; + ———— + ————-+--+-–+ ——— + —————-+| Field | Type | Null | Key | Default | Extra |+ ———— + ————-+--+-–+ ——— + —————-+| ID | Int (11) | NO | PRI | NULL | auto_increment || Day | Date | NO | MUL | NULL | || Pkgname | varchar (50) | YES | | NULL | || CID | varchar (50) | YES | | NULL | || PID | varchar (50) | YES | | NULL | || Act

‘ lines terminated by ‘\n‘ stored as textfile;create table dept_etl(deptno int,dname string,loc string)row format delimited fields terminated by ‘\t‘ lines terminated by ‘\n‘ stored as textfile;create table tmp_result_etl(empno int,ename string,comm double,dname string)row format delimited fields terminated by ‘\t‘ lines terminated by ‘\n‘ stored as textfile;create table result_etl(empno int,ename string,comm double,dname string)row format delimited fields terminated by ‘\t‘ lines terminated by

1. Environment tool Version Introduction Centos6.4 (final) Jdk-7u60-linux-i586.gz Hadoop-1.1.2.tar.gz Sqoop-1.4.3.bin__hadoop-1.0.0.tar.gz Mysql-5.6.11.tar.gz 2. Install centos Refer to the use of online Ultra to create a USB flash drive to start and directly format the installation system. There are a lot of information on the Internet, but it is best not to change the host name during installation, also, it is best not to use the graphical interface

First of all, we need to install sqoop. I use sqoop1. Secondly, we need ojdbc6.jar. The jar package is as follows: The www.oracle.comtechnetworkdatabaseenterprise-editionjdbc-112010-090769.html will copy the decompressed package to the lib directory under the sqoop installation directory and finally execute our import First of all, we need to install sqoop. I use

Tags: style class blog Code color useThe Sqoop version for the 1.4.4,hadoop version for the 2.2.0,hive version for the 0.11.0,hive metadata is stored in MySQL, and when you use Sqoop to import data from MySQL to hive, you are always prompted not to find the hive database that you specified. In fact, the database already exists in hive, the hive path is also set in the S