The interview process for an Oracle Application Developer typically involves several stages:

• An initial phone or video screening to assess basic qualifications, technical skills, and experience with Oracle technologies such as PL/SQL, Oracle Forms, Reports, and Oracle E-Business Suite.
• One or more technical interviews that dive deeper into problem-solving, database design, and coding proficiency, often including live coding exercises or problem-solving scenarios.
• In some cases, candidates may be given a take-home assignment to demonstrate their coding skills.
• Behavioral interviews are also conducted to assess teamwork, communication skills, and cultural fit.
• Finally, there may be a discussion with senior developers or management, focusing on the candidate's ability to handle complex projects, leadership potential, and long-term goals.

Write an SQL query to fetch the second-highest salary from the employees table.

How would you retrieve duplicate records from a table without using DISTINCT?

Explain the difference between JOIN, LEFT JOIN, and RIGHT JOIN. When would you use each?

How do you optimize an SQL query for better performance? What strategies would you use?

What are indexes in Oracle, and how do they improve query performance?