Concepts and Architecture Question:

Explain what is an Index Segment?

Oracle Architecture and Concepts Interview Question
Oracle Architecture and Concepts Interview Question

Answer:

It's an oracle object as other object like table. It stores index key + rowid for that key. So when you scan index it finds respective rowid and fetch data from that rowid. and it's faster


Previous QuestionNext Question
Tell me what is the difference between materialized view and snapshot?Explain the different type of Segments?