Import relational databases to hadoop using sqoop
Hello there, This time will discuss how to import the data in to hadoop from the RDBMS. We are using sqoop as the import mechanism. What’s sqoop? It’s an open source software product of the Apache Software Foundation. The tool is designed to transfer data between relational databases and hadoop. It allows users to import data to a target location inside hadoop and export from hadoop as well. If you are not willing to use sqoop to transfer data, there are alternatives available such as spark. But there are some disadvantages like, Spark did not work well for complex data types. Before run the commands to import data, please make sure you installed, Java, Hadoop and sqoop on your workplace. ...