Can I be a DBA if I only know simple SQL?

You cannot be a DBA.

DBAs have many requirements, including understanding the operating system and the storage principles of the database, as well as designing database, storage, backup, restore, monitoring, and many other solutions.

Extension: What is a DBA?

Database administrator, in English is Database Administrator, referred to as DBA. This position means different things to different people. As long as the database is involved (how many application software are there that do not involve the database? The database is the soul and brain of the business), you need to determine whether to hire one or several DBAs. It will be critical to the definition of this position within the enterprise or to those who are future DBAs.

Some DBA responsibilities: ?

Install and upgrade database servers (such as Oracle, Microsoft SQL server), and application tools.

Design system storage scheme for database and formulate future storage demand plan.

DBA to create database storage structures (tablespaces).

DBA to create database objects (tables, views, indexes).

Based on feedback from developers, modify the structure of the database when necessary.

Register database users and maintain database security.

Ensure that the use of the database complies with intellectual property laws and regulations.

Control and monitor user access to the database.

Monitor and optimize database performance.

Develop a database backup plan and restore database information when a disaster occurs

Maintain archives or backup data on appropriate media

Back up and restore the database

Contact the manufacturer of the database system to track technical information.