Oracle updating chunks big table
"The remainder of the web OS team, under Stephen De Witt, will continue to report into PSG."According to at least one analyst, flooding the market with additional Touch Pad devices could have significant benefits for HP going forward.
A "larger installed base of Touch Pad and web OS devices should increase the value of web OS in a potential sale," Sterne Agee analyst Shaw Wu wrote in a research note widely circulated on Barron's and other financial Websites.
This is where Apache Sqoop comes to rescue and removes their pain.
It automates the process of importing & exporting the data.
These chunks are exported to a structured data destination.Here, Apache Sqoop plays an important role in (Hadoop storage) and relational database servers like mysql, Oracle RDB, SQLite, Teradata, Netezza, Postgres etc.Apache Sqoop imports data from relational databases to HDFS, and exports data from HDFS to relational databases.Combining all these exported chunks of data, we receive the whole data at the destination, which in most of the cases is an RDBMS (MYSQL/Oracle/SQL Server). But, Apache Sqoop just imports and exports the data; it does not perform any aggregations.Map job launch multiple mappers depending on the number defined by user.
It efficiently transfers bulk data between Hadoop and external datastores such as enterprise data warehouses, relational databases, etc.