'Heap file' presentation slideshows

Storage, Indexing and Joins Slides taken from Database Management Systems, R. Ramakrishnan

907 views • 80 slides

Donghui Zhang CCIS, Northeastern University ccs.neu/home/donghui/research/neustore/

652 views • 50 slides

Storing Data: Disks and Files

474 views • 36 slides

Storing Data: Disks and Files

488 views • 32 slides

6. Files of (horizontal) Records

6. Files of (horizontal) Records. The concepts of pages or blocks suffices when doing I/O, but the higher layers of a DBMS operate on records and files of records FILE : A collection of pages, each containing a collection of records, which supports: insert, delete, and modify (on a record)

332 views • 32 slides

6. Files of (horizontal) Records

Section 6 # 1. 6. Files of (horizontal) Records. The concepts of pages or blocks suffices when doing I/O, but the higher layers of a DBMS operate on records and files of records FILE : A collection of pages, each containing a collection of records, which supports:

373 views • 28 slides

6. Files of (horizontal) Records

6. Files of (horizontal) Records. The concepts of pages or blocks suffices when doing I/O, but the higher layers of a DBMS operate on records and files of records FILE : A collection of pages, each containing a collection of records. Must support: insert/delete/modify record

452 views • 27 slides

222 views • 22 slides

Records and Files

268 views • 15 slides

Index Structures

Index Structures. Consider a relation Employees ( eid , name, salary, age, did) stored as a heap file (unsorted) for which the only index is an unclustered index on a field called salary .

143 views • 1 slides