Given two tables R and S, which of the following join strategies is described by the following

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Given two tables R and S, which of the following join strategies is described by the following algorithm:

Stage 1: sort R according to r(a) sort S according to s(b) Stage 2: retrieve the first row r of R retrieve

a. Hash join.

b. Sort-merge join.

c. Nested-loop join.

d. None of the above.

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Principles Of Database Management The Practical Guide To Storing Managing And Analyzing Big And Small Data

ISBN: 9781107186125

1st Edition

Authors: Wilfried Lemahieu, Seppe Vanden Broucke, Bart Baesens

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Question Posted: Dec 16, 2023 04:00 AM

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Given two tables R and S, which of the following join strategies is described by the following

Question:

Stage 1: sort R according to r(a) sort S according to s(b) Stage 2: retrieve the first row r of R retrieve the first rows of S for every row r in R {while s(b)

Step by Step Answer:

b Sortmerge join The algorithm described involves sorting both table...View the full answer

Principles Of Database Management The Practical Guide To Storing Managing And Analyzing Big And Small Data

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