Design an algorithm for incremental maintenance of a join index for a multiway star join.

What will be an ideal response?


With a star join of the form r cond1 r1cond2 r2 ...condn rn we maintain n binary join indices, for r cond1 r1, r cond2 r2, etc. The maintenance algorithm for these was described in Exercise 9.24.

Computer Science & Information Technology

You might also like to view...

Which of the following configuration passes is used to apply packages to a Windows 10 image after it is copied to the computer hard drive, but before it is running?

A. windowsPE B. offlineServicing C. specialize D. oobeSystem

Computer Science & Information Technology

The Step and Repeat feature in InDesign offers a quick solution for creating multiple identical objects spaced evenly apart from each other.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

You can group images in three ways: ________, stack, or slide show

Fill in the blank(s) with correct word

Computer Science & Information Technology

The default summary function for a data fields containing numbers in an Excel PivotTable is:

A) Count. B) Average. C) Max. D) Sum.

Computer Science & Information Technology