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Documents Distributed DBMS© M. T. Özsu & P. Valduriez Ch.2/1 Outline Introduction Background Relational...

Slide 1Distributed DBMS© M. T. Özsu & P. Valduriez Ch.2/1 Outline Introduction Background Relational database systems Computer networks Distributed Database Design…

Technology Simplifying Database Development (OSCON 2009)

1.SimplifyingDatabase Design Josh Berkus PostgreSQL Experts, Inc. OReilly OSCON 20092. How Not To Do Itfour popular methods 3. 1. One Big Spreadsheet 4. 2. Hashes, EAV &…

Technology Database ,2 Background

1. Distributed DBMS © M. T. Özsu & P. Valduriez Ch.2/1 Outline • Introduction • Background ➡ Relational database systems ➡ Computer networks • Distributed…

Documents 1 Mapping ERM to relational database Mapping the ER model to the relational model Logical Database.....

Slide 1 1 Mapping ERM to relational database Mapping the ER model to the relational model Logical Database Design Reading: e.g. Connolly/Begg DB systems: (4 th ed) Ch 16…

Documents Design Theory for RDB Normal Forms. Lu Chaojun, SJTU 2 Redundant because these info may be figured.....

Design Theory for RDB Normal Forms Lu Chaojun, SJTU Lu Chaojun, SJTU * Redundant because these info may be figured out by using FD s1  … What’s Bad Design? Redundancy…