# sqoop 帮助
./sqoop help
# sqoop import命令帮助
./sqoop import --help
# sqoop 列出database；
./sqoop list-databases --connect jdbc:mysql://127.0.0.1/ --username root -P
# sqoop 测试链接查询数据
./sqoop eval --connect jdbc:mysql://127.0.0.1/dianping --username root --password 123456 --query "select SHOP_NAME,STAR from SHOP limit 10"
# sqoop导入数据到hdfs
./sqoop import --connect jdbc:mysql://127.0.0.1/dianping --username root -P  --table SHOP --target-dir /dianping.shop --num-mappers 1

# sqoop导出hdfs数据到数据库
./sqoop export --connect jdbc:mysql://127.0.0.1:3306/dbTest --username root -P --table testTable --export-dir /dianping.shop --num-mappers 1

# Sqoop导入数据到hbase
./sqoop import --connect jdbc:mysql://127.0.0.1/dianping --username root -P  --query "select URL_CODE,SHOP_NAME,STAR,CREATE_TIME from SHOP WHERE 1=1 and \$CONDITIONS" --hbase-table dianping --hbase-create-table --hbase-row-key URL_CODE --split-by CREATE_TIME --column-family cf

# sqoop导出hbase数据到数据库