HDFS is Hadoop file system that acts as intermediate layer handles all data storage related things in Hadoop system. But creating Hadoop HDFS is expensive so an organisation has to go for alternative methods to store massive volume of data. Read more.
SQL query is executed in two phases. The number one is Query processor and the other one is storage engine.
The shortcut and direct way to identify if the given BMS mapset is generating HTML template or not in CICS programming
The blockchain is a robust technology in financial sector. You can do all financial transactions most secure way. Read more for applications.
Three SQL rules to create a view. This is almost same in DB2, Oracle and Teradata. Also given ready made best example on how to create view and also to get data from view using SQL Query.