Shell Scripting A brief HOW TO guide of UNIX/Linux Shell Commands scripting Prepared by: Eng. Mohamed Samy Ali Shell scripting Index Index 1.Introduction…………………………………………………2…

1. www.kddanalytics.com v1.0 Click to edit Master subtitle style A Case Study in B2B Prospect Scoring: Getting to a More Targeted Prospecting List 2. www.kddanalytics.com…

Slide 1External Sorting Slide 2 Why Sort? v A classic problem in computer science! v Data requested in sorted order – e.g., find students in increasing gpa order v Sorting…

Slide 1CMU SCS Carnegie Mellon Univ. Dept. of Computer Science 15-415/615 - DB Applications C. Faloutsos – A. Pavlo Lecture#12: External Sorting Slide 2 CMU SCS Administrivia…

1.Query Tree Question Should we do a pname, pnumberthen pname = ‘Aquarius’then pnumber? No, since the operations are done together the processor would read a…

Sunil Mohan Adapa sunil at medhas dot org Software Carpentry Some content derived from Software Carpentry Lecture Material http://software-carpentry.org/license/ This work…

Slide 11 Working with Suprlink Page n Accessing Suprlink4 n A sample scenario6 n Self-describing files15 n Linking files19 n Adding information32 n Suprlink requirements41…

Slide 11 Chapter 10 Query Processing: The Basics Slide 2 2 External Sorting Sorting is used in implementing many relational operations Problem: –Relations are typically…

Slide 1 1 External Sorting Chapter 13 Slide 2 2 Why Sort?  A classic problem in computer science!  Data requested in sorted order  e.g., find students in increasing…

Slide 1 Midterm Review Spring 2003 Slide 2 Overview Sorting Hashing Selections Joins Slide 3 Two-Way External Merge Sort Each pass we read + write each page in file. N pages…