'Unique index search key' presentation slideshows

Database Management Systems Session 9

Database Management Systems Session 9. Instructor: Vinnie Costa vcosta@optonline.net. The $100 Laptop Moves Closer to Reality.

1.06k views • 90 slides

Storage & Indexing

Chapter 8. Storage & Indexing. Data on External Storage. Search key. record. record. Record ID ???. APPLICATION search key. File/Index. File/Index. APPLICATION. Record ID. Record ID. Record. Record. Buffer Manager. Record ID. Record. Storage Manager. Storage Manager.

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Overview of Storage and Indexing

Overview of Storage and Indexing. Chapter 8/9. Hierarchy of Storage. Cache is faster and more expensive than... RAM is faster and more expensive than... DISK is faster and more expensive than... CD-R is faster and more expensive than... Tape is faster and more expensive than...

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DATABASE MANAGEMENT SYSTEMS TERM 2008-09 B. Tech II/IT II Semester UNIT-VIII PPT SLIDES

DATABASE MANAGEMENT SYSTEMS TERM 2008-09 B. Tech II/IT II Semester UNIT-VIII PPT SLIDES Text Books: (1) DBMS by Raghu Ramakrishnan (2) DBMS by Sudarshan and Korth. INDEX UNIT-8 PPT SLIDES S.NO Module as per Lecture PPT

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DATABASE MANAGEMENT SYSTEMS

DATABASE MANAGEMENT SYSTEMS. INDEX UNIT-8 PPT SLIDES S.NO Module as per Lecture PPT Session planner No Slide NO -------------------------------------------------------------------------------------------------

544 views • 45 slides

Overview of Storage and Indexing

447 views • 33 slides

Overview of Storage and Indexing

417 views • 32 slides

Overview of Storage and Indexing

348 views • 32 slides

Overview of Storage and Indexing

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Overview of Storage and Indexing

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Overview of Storage and Indexing

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Overview of Storage and Indexing

Overview of Storage and Indexing. Chapter 8. Query Optimization and Execution. Relational Operators. Files and Access Methods. Buffer Management. Disk Space Management. DB. Review: Architecture of a DBMS. These layers must consider concurrency control and recovery.

301 views • 30 slides

Overview of Storage and Indexing

Overview of Storage and Indexing. Chapter 8. Data on External Storage. Disks: Can retrieve random page at fixed cost But reading several consecutive pages is much cheaper than reading them in random order Tapes: Can only read pages in sequence Cheaper than disks; used for archival storage

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Overview of Storage and Indexes

Overview of Storage and Indexes. Data on External Storage. Disks: Can retrieve random page at fixed cost But reading several consecutive pages is much cheaper than reading them in random order Tapes: Can only read pages in sequence Cheaper than disks; used for archival storage

339 views • 21 slides

ICS 321 Fall 2009 Storage and Indexing (ii)

ICS 321 Fall 2009 Storage and Indexing (ii). Asst. Prof. Lipyeow Lim Information & Computer Science Department University of Hawaii at Manoa. Analysis of Heap File Storage. Fetch all B pages from disk into memory Process each record on each page.

273 views • 19 slides

ICS 321 Fall 2009 Storage and Indexing (ii)

ICS 321 Fall 2009 Storage and Indexing (ii). Asst. Prof. Lipyeow Lim Information & Computer Science Department University of Hawaii at Manoa. Analysis of Heap File Storage. Fetch all B pages from disk into memory Process each record on each page.

213 views • 12 slides