The proposed index offers similar lookup performance as alternative approaches, but reduces the storage requirements significantly, and for the analyzed ...
We describe and evaluate the Composite Group-Key Index for fast tuple retrieval via composite keys from the compressed partition of in-memory column-stores with ...
Martin Faust, David Schwalb, Hasso Plattner: Composite Group-Keys: Space-efficient Indexing of Multiple Columns for Compressed In-Memory Column Stores.
The CompositeGroupKeyIndex is based on the paper Composite Group-Keys: Space-efficient Indexing of Multiple Columns for Compressed In-Memory Column Stores.
We describe and evaluate the Composite Group-Key Index for fast tuple retrieval via composite keys from the compressed partition of in-memory column-stores with ...
Composite group-keys: Space-efficient indexing of multiple columns for compressed in-memory column stores. M Faust, D Schwalb, H Plattner. International ...
In this article, we survey recent research on column-oriented database systems, or column-stores, where each attribute of a table is stored in.
A composite index contains multiple key columns. Composite indexes can provide additional advantages over single-column indexes: Improved selectivity.
Duration: 19:57
Posted: Jun 21, 2023
Posted: Jun 21, 2023
Missing: Group- Keys: Space- efficient Multiple Columns Memory
Columnstore indexes are a type of index designed specifically for handling large volumes of data in a highly compressed format, providing significant ...