What is indexing in SQL and why is it important?
An example of an AI chatbot conversation about indexing in SQL and its significance.
What is indexing in SQL and why is it important?
Indexing in SQL is a data structure technique that improves the speed of data retrieval operations on a database.
How does indexing actually improve query performance?
Indexes allow the database to find data without scanning every row, significantly reducing the time for query execution.
Are there any downsides to using indexes?
Yes, while indexes speed up read operations, they can slow down write operations because the index must be updated with each insert, update, or delete.
What types of indexes are there in SQL?
Common types of indexes include B-tree indexes, hash indexes, and full-text indexes, each serving different use cases.
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