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Wu et al., 1998 - Google Patents

Range-based bitmap indexing for high cardinality attributes with skew

Wu et al., 1998

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Document ID
16238193070747866881
Author
Wu K
Yu P
Publication year
Publication venue
Proceedings. The Twenty-Second Annual International Computer Software and Applications Conference (Compsac'98)(Cat. No. 98CB 36241)

External Links

Snippet

Bitmap indexing, though effective for low cardinality attributes, can be rather costly in storage overhead for high cardinality attributes. Range-based bitmap (RBM) indexing can be used to reduce this storage overhead. The attribute values are partitioned into ranges and a bitmap …
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