write a short note on database administrator
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Answer:
A Database Administrator (DBA) in Database Management System (DBMS) is an IT professional who works on creating, maintaining, querying, and tuning the database of the organization. They are also responsible for maintaining data security and integrity. This role requires the professionals to have good knowledge and experience in the particular RDBMS that the company uses. Based on the requirements of the company, there are various types of DBAs including:
Administrative DBA: They maintain and run the databases and servers of the organization. They are mainly concerned with the security patches, replication, and backup of data.
Development DBA: They work on developing SQL queries and stored procedures to meet the requirements of the business. They specialize in database development.
Data Architect: They design schemas, build data structures, table indexes, and relationships. They are mainly responsible for building a structure the meets the business requirements in a specific area.
Data Warehouse DBA: They merge data from numerous data sources and store them in a data warehouse.
Oracle is one of the most common databases used by Database Administrators in various organizations. If you want to learn Oracle and become proficient in this field then you must sign up for Intellipaat’s Oracle Database Administrative Training.
Explanation:
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