Internal sort algorithm - PowerPoint PPT Presentation

External Sorting

External Sorting. CPSC 461. Outline of Presentation. Why do we need Sorting? Complexities of few sorting algorithms ? 2-Way Sort 2-way external merge sort Cost associated with external merge sort Number of passes in external sort Internal Sort Algorithm Heap Sort explained

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462 views • 26 slides

External Sorting

External Sorting. Why Sort?. A classic problem in computer science! Data requested in sorted order e.g., find students in increasing gpa order Sorting is first step in bulk loading B+ tree index. Sorting useful for eliminating duplicate copies in a collection of records (Why?)

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372 views • 21 slides

External Sorting

External Sorting. Chapter 13 (3 rd Edition). Why Sort?. A classic problem in computer science! Data requested in sorted order e.g., find students in increasing gpa order Sorting is first step in bulk loading B+ tree index.

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355 views • 18 slides

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