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The Verso Algebra or How to Answer Queries with Fewer Joins.
Nicole Bidoit
Published in:
J. Comput. Syst. Sci. (1987)
Keyphrases
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exact match
range queries
data model
query language
query evaluation
relational algebra
join operator
aggregate functions
spatial join
sql queries
query optimization
database
database queries
efficient processing
join operations
aggregate queries
user queries
join queries
data integration
query processing
databases