Database Administration plays a key role in any organization. A Database Administrator makes sure that the data is secure by maintaining the data integrity. He is responsible for the physical Database design, Security enforcement and database performance.
Structured Query Language is a Database Language that is used to generate, maintain and retrieve the relational database, i.e., the data that is stored as well as retrieved in the forms of relations.
Oracle is a programming language used by Database administrators and other IT professionals, to manage and query the data stored in the data bases. It is the first database, structured for enterprise grid computing that utilizes row and column table structure to connect related data elements in different tables to one another.
Data Warehousing is the technology used for collecting and managing data from various operational systems and external data sources which is considered as the key element of business intelligence.