chapter.migration.xml

<?xml version="1.0" encoding="UTF-8"?>
<chapter id="migration">
	<title>数据迁移</title>
	<subtitle>data migration</subtitle>
	<section id="sqoop">
		<title>Apache Sqoop</title>
		<para>http://sqoop.apache.org/</para>
		<screen>
export SQOOP_HOME=/srv/sqoop/
export PATH=$SQOOP_HOME/bin:$PATH
		</screen>
		<para>MYSQL转HDFS-示例</para>
		<screen>
./sqoop import --connect jdbc:mysql://192.168.0.1:3306/mydb --username root --password mypass --table mytable -m 1 --target-dir /mysql/yourtable/$today
		</screen>
		<para>HDFS转MYSQ-示例</para>
		<screen>
./sqoop export --connect jdbc:mysql://192.168.0.1:3306/mydb --username root --password mypass --table mytable --fields-terminated-by ',' --export-dir /mysql/yourtable/$today
		</screen>
	</section>
</chapter>