Column_Store_Tutorial_VLDB09.pdf
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VLDB 2009 Tutorial
Column-Oriented Database Systems
1
Re-use permitted when acknowledging the original © Stavros Harizopoulos, Daniel Abadi, Peter Boncz (2009)
Column-Oriented
Database Systems
Part 1: Stavros Harizopoulos (HP Labs)
Part 2: Daniel Abadi (Yale)
Part 3: Peter Boncz (CWI)
VLDB
2009
Tutorial
VLDB 2009 Tutorial Column-Oriented Database Systems 2
Re-use permitted when acknowledging the original © Stavros Harizopoulos, Daniel Abadi, Peter Boncz (2009)
What is a column-store?
VLDB 2009 Tutorial Column-Oriented Database Systems 2
row-store column-store
Date
CustomerProduct
Store
+ easy to add/modify a record
- might read in unnecessary data
+ only need to read in relevant data
- tuple writes require multiple accesses
=> suitable for read-mostly, read-intensive, large data repositories
Date Store Product Customer Price
Price
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