ORACLE DATABASE INTERVIEW QUESTIONS

What is JSON and how is it used in Oracle databases?

How do you store JSON data in an Oracle database?

How do you use the JSON_VALUE function to extract a value from a JSON column in Oracle?

How do you use the JSON_QUERY function to extract an object or array from a JSON column in Oracle?

How do you use the JSON_EXISTS function to check if a JSON key exists in a JSON column in Oracle?

How do you use the JSON_TABLE function to convert JSON data into relational format in Oracle?

How do you use the JSON_MERGEPATCH function to update JSON data in Oracle?

How do you handle nested JSON objects using JSON functions in Oracle?

How do you use the JSON_TRANSFORM function to modify specific parts of JSON data in Oracle?

Explain a scenario where you need to use multiple JSON functions in a real-world application and how you would implement it in Oracle.