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Ultimate Learn Guide on How to Become Database Administrator

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Team Careervira

13 September 2023

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Ultimate Learn Guide on How to Become Database Administrator

Leverage this Learn Guide that reveals the path on how to become a Database Administrator (DBA). Gain insights into the database industry and uncover DBA skills to build a career.

Features

Table of Contents

  • 1. What is Database Administration?

  • 2. Introduction

  • 3. Roadmap to Become a Database Administrator

  • 9. What is the Role of a Database Administrator?

  • 16. Conclusion

  • 21. Explore Artificial Intelligence & Data Science Category

Introduction

In today's data-driven world, where vast amounts of data are generated and stored by businesses and organizations, a Database Administrator (DBA) has become crucial. DBAs ensure that information is stored, organized, and securely accessible by organizations for business needs. Suppose you're interested in a career as a Database Administrator (DBA) and want a simple overview of how to become a Database Administrator. This Learn Guide will break it down into simple steps to help you get started. 

What is Database Administration?

Database Administration is the management and maintenance of databases. A database is a structured collection of data that is arranged and kept in a computer system. It is used to store, manage, and retrieve information efficiently. A DBMS (Database Management System) controls a database that holds structured data in an organized fashion, such as rows and columns. Moreover, DBMS enables data to be easily accessible, managed, maintained, and updated. Hence, database administration equips professionals to create or update databases based on a company’s needs.

Roadmap to Become a Database Administrator

Becoming a DB Administrator requires a combination of education, practical experience, and continuous learning. Here's a roadmap to help you on your journey to becoming a database administrator:

  • Fulfill Database Administrator Qualifications
    Database Administration requires specialized knowledge of computer science and programming languages. The common educational requirement for becoming a Database Administrator is a Bachelor’s Degree in Computer Science (CS), Software Engineering or Information Technology (IT). Companies may require a two-year Associate’s Degree in Database Administration or a related IT subject for higher-level posts. 
     
  • Elevate with Certifications
    Certifications play an important role in the database administration career. You can take important certifications like
    • Oracle Certified Associate - Oracle9i Database Administrator (OCA): The Oracle 9i Database Administrator Certification involves training, experience, and testing to ensure a strong foundation and expertise in Oracle9i Database techniques. This certification offers efficient, reliable and secure data management for high-end applications like high-volume online transaction processing (OLTP) environments, query-intensive data warehouses, etc.
    • Microsoft Certified Database Administrator (MCDBA): The Microsoft Certified Database Administrator (MCDBA) certification helps you show customers and employers your effective lead in their database administration programs and allows you to upgrade your credentials to support Microsoft SQL Server 2005.
    • Oracle 9i Database Administrator - Professional (OCP): The Oracle 9i Database Administrator - Professional (OCP) certification includes training, experience, and testing to ensure you a solid foundation and expertise in Oracle9i Database techniques, including backup and recovery, performance tuning, and administration.
    • IBM Certified Database Associate -- DB2 9 Fundamentals: The IBM Certified Database Associate -- DB2 9 Fundamentals certification is a credential signifying expertise in the fundamentals of IBM's DB2 database management system version 9. This certification is designed for individuals who want to establish a foundational understanding of DB2 database concepts and usage.
       
      Taking additional database courses will also uplift your resume. Courses that are helpful for a Database Administrator career include:
       
    • SQL Basics for Building Solid Queries and Getting Database Concepts
    • Database Design
    • Relational Database Basics
    • Advanced Database Administration
    • Database Systems Specialization.
       
  • Gain Skills for Database Administrators 
    DBAs need to possess a range of skills to perform their role effectively. Here are some key skills for a database administrator:
     
  • Technical Skills:
    • In-Depth Understanding of Structure Query Language (SQL): As a Database Administrator, a professional must conduct database querying regularly. SQL manages relational database management systems (RDBMS), allowing administrators to create, retrieve, update, and delete data. It enables efficient data management and effective communication with the database system.
       
    • Database Designing:  A Database Administrator should know how to design an efficient database to ensure it runs smoothly and does the job well.  It includes creating tables, defining relationships between database elements, and optimizing performance. The goal is to design a database schema that accurately represents the data and meets the requirements of the system or application.
       
    • Cloud Computing & Edge Computing: In many industries, such as e-commerce, consumer retail, and hospitality, Cloud Computing and Edge Computing are increasingly used for data collection and storage. Database Administrators should have complete knowledge of online web storage solutions to remain competitive in this industry.
       
    • Statistical Programming Language Expertise for Data Analysis: Programming languages like Python and R provide the ability to write effective codes, ensuring professionals analyze and visualize large data sets more efficiently. These statistical programming languages help a database administrator accomplish day-to-day duties. Also, as both languages are open source, learning any of them increases your employability chances.
       
    • Knowledge of Multiple OS (Operating Systems): An administrator manages the database across operating systems. A DB Administrator must have in-depth knowledge of popular OS like UNIX, Linux, MS Office and iOS to manage and maintain databases across different platforms effectively. Understanding each OS's security features and performance optimizations ensures database stability and reliability.
       
  • Soft Skills:
    • Analytical Thinking and Critical Thinking Mindset: Database Administrators analyze databases regularly to systematically analyze data or statistics to meet their companies' data management needs. Professionals are also responsible for identifying security breaches and troubleshooting any malicious entries/bugs that may affect the system.  Database Administrators should be able to think quickly and logically to provide an effective solution in case of sudden data threats.
       
    • Problem-Solving Attitude: Database Administrators should inherently possess the capacity to identify, test, configure and eliminate potential threats and their causes for providing efficient and quick troubleshooting. Professionals should also possess a creative mindset for solving problems that are non-recurrent and relatively new in characteristics.
       
    • Planning & Organizational Skills: Database Administrators must organize data regularly to make database decisions and create reports. Administrators must also allocate their time to monitor databases and research software to improve existing systems, organize IT department tasks and handle employee work deadlines. Having Time Management, Planning, and Organizational Skills can help them manage all tasks efficiently.
       
    • Effective Communication Skills: Database Administrators must communicate with their managers, employees, and technology professionals at other organizations in case of a mutual problem. Effective Communication and Active Listening Skills will help them understand better, comprehend and act as per the audience to provide the best suggestions.
       
  • Hands-On Learning: Consider building your own database applications or volunteering for database-related tasks in internships or entry-level positions. This will help you learn the practical application of the skills learned above. Seek opportunities to work with database administrators or teams to learn from their expertise and gain practical knowledge.
     
  • Work Experience:
    • You need 1 to 2 years of relevant work experience for an entry-level DBA position. This includes database monitoring, basic maintenance, and assisting senior DBAs.
    • A mid-level DBA position requires around 3 to 5 years of professional experience. This includes more complex database management tasks, performance optimization, and troubleshooting.
    • You need around 6 or more years of experience for a senior-level DBA position. They are responsible for high-level database architecture, security, and strategic planning.

What is the Role of a Database Administrator?

Think of a database as a large electronic filing cabinet storing information. Just like a filing cabinet needs someone to organize and maintain the files, a database needs a database administrator to manage the data. Database administrators (DBAs) ensure these databases' smooth functioning and security. A Database Administrator is an IT (Information Technology) professional ensuring optimal storage and access to an organization's data.

The role of Database Administrator in DBMS (Database Management Systems) includes one or more of the following common responsibilities:

  • Practicing Access Control: Database Administrators practice access control and ensure that only authorized individuals or applications can access the database. This includes granting or canceling user privileges, creating and managing user accounts, implementing security measures and monitoring and auditing user activities. The DBA plays a crucial role in safeguarding the confidentiality, integrity, and availability of the database and its information by controlling and enforcing access restrictions and security policies.
     
  • Managing Data Integrity and Performing ETL: DBAs handle the overall integrity of a company's database. DBAs ensure that the data in an ETL (Data Extraction Transformation and Loading) pipeline is loaded correctly. It’s their responsibility to keep the extracted data from multiple systems in a data warehouse environment with encrypted security.
     
  • Creating a Database Backup & Recovery Plan: DBAs create backup & recovery plans and procedures as per industry standards. DBA's responsibility is to restore lost data to the system using existing backups in case of a server failure or other data loss.
     
  • Database Installation and Maintenance: A DBA frequently configures a new Oracle, SQL Server, or databases. The DBA is responsible for ongoing maintenance, such as updates and patches.
     
  • Performance Monitoring: DBAs monitor the database once it is implemented for any performance issues. Numerous monitoring tools are available, and understanding what KPIs (Key Performance Indicators) need to be tracked to improve the system is part of the DBA's job.

Database Troubleshooting: In the event of a problem, the DBA's job is to troubleshoot it immediately. Whether a DBA needs to quickly restore lost data or fix a problem to limit damage, a DBA must understand and respond to concerns when they occur quickly.

Beginner

Intermediate

Advanced

Conclusion

As per BLS (U.S. BUREAU OF LABOR STATISTICS), employment of Database Administrators and architects is estimated to grow by 9% from 2021 to 2031. The database environment is not static; it changes frequently, and so does the role of the database administrator in DBMS.

The role of a Database Administrator has dramatically evolved with the advent of cloud computing and the integration of Artificial intelligence (AI) & ML (Machine Learning). 

Thus, you need to upscale continuously to stay competitive for the long term. For comprehensive learning, Database Administration courses at Careervira will help you gain all the industry-relevant skills from beginner to advanced to get you a good-paying Database Administrator job. Learn at different pace modes in all major formats, including certifications, labs, bachelor's programs, etc. Upgrade your professional journey to showcase your expertise to potential employers.

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Team Careervira

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Careervira.com is India’s first Integrated, Intuitive and Actionable career planning platform for professionals. We are reimagining learning, assessments, jobs and upskilling ecosystems across key...

Features

Table of Contents

  • 1. What is Database Administration?

  • 2. Introduction

  • 3. Roadmap to Become a Database Administrator

  • 9. What is the Role of a Database Administrator?

  • 16. Conclusion

  • 21. Explore Artificial Intelligence & Data Science Category