Oracle online courses. SQL, PLSQL, DBA, DPU, APLS, TSQL, DBA1, DBA2. SQL Courses Oracle Database: SQL Fundamentals This course covers the basics of the SQL language, including queries, data manipulation, and database interaction. Oracle Database: Advanced SQL An in-depth course that covers complex SQL queries, functions, subqueries, and query optimization techniques. Oracle SQL: Fundamentals I A basic beginner course that introduces participants to the fundamentals of SQL for working with Oracle Database. DBA Courses (Database Administration) Oracle Database: Administration Workshop I This course teaches the basics of Oracle Database administration, including installation, configuration, and maintenance. Oracle Database: Administration Workshop II A continuation of Course I, covering more advanced administration topics, including performance monitoring, backup, and recovery. Oracle Database: Backup and Recovery Workshop This course specializes in Oracle database backup and recovery techniques, including using RMAN. Oracle Database: Performance Tuning The course covers strategies and techniques for improving database performance, analyzing, and troubleshooting problems.