Computer Science · Database Management Systems
Which index structure is best suited for high-cardinality columns (columns with a large number of unique values, such as Primary Keys)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Sparse block index
- 2B+ tree index✓
- 3Inverted index
- 4Bitmap index
Correct answer
B+ tree index
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