Join (SQL)

Known as: Full outer join, Inner join sql, Cartesian join

A SQL join clause combines columns from one or more tables in a relational database. It creates a set that can be saved as a table or used as it is…

Papers overview

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2010

Abstract —Information systems apply various techniques to rank query answers. Ranking queries (or top-k queries) are dominant in…

2010

Adaptive join algorithms have recently attracted a lot of attention in emerging applications where data are provided by…

2007

Data stream methods look at each new item of the stream, perform a small number of operations while keeping a small amount of…

2003

The iceberg distance join returns object pairs within some distance from each other, provided that the first object appears at…

2000

The type of queuing system a business uses is an important factor in determining how efficient the business is run. In this…

1998

Previous work on functional joins was constrained in two ways: (1) all approaches we know assume references being implemented as…

1998

In this paper, we present the results that we have obtained by comparing and testing three well-known database middleware…

1994

Let M = {G / Kn,n ~ G ~ Kn V for some n 2:: 3} where V is the join operation. The author and N.K. Khachatrian proved that a…

1993

The truncating-hash band join algorithm for evaluating band joins is described. This algorithm is based on the idea of truncating…

1974

In this paper the concept of join of two permutation representations is defined and the cohomology of this join is computed and…