What is advanced indexing in databases?
Advanced indexing refers to techniques that improve data retrieval speed and efficiency in databases, beyond basic indexing.
Can you explain some common advanced indexing techniques?
Sure! Common techniques include bitmap indexing, full-text indexing, and clustered vs. non-clustered indexing.
How does bitmap indexing work?
Bitmap indexing uses bit arrays to represent the presence or absence of values, making it efficient for queries on low-cardinality data.
What are the advantages of using advanced indexing?
The advantages include faster query performance, reduced I/O operations, and improved overall database efficiency.
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