Configure IO Compression codecs in Hadoop

File  compression is always better to store large amount of data in HDFS, it reduces significant amount of space, when a raw data is compressed, in Hadoop we use various IO Compression codecs depends on the scenario and data access frequency etc. There are various compression types available and below are the default codecs supported…

HBase Authorization Cheat sheet

In this article we will look into HBase Authorization, different access levels and its scopes. Here are the list of Access levels. For granting the permission for users and groups are defined here. You can grant permission on global, table, namespace column family or cell level. When you give permission on the group level, keep…