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Database Systems ( ????? )

Database Systems ( ????? )

Database Systems ( ????? ). 9.30.2009 Lecture #3. Course Administration. Please download HW #1 from course homepage It is due 2 weeks from today. This lecture: R&G Chapter 3 Next week reading: R&G Chapter 4.1 ~ 4.2, 5. Surface Computing (MSR). Relational Model. Chapter 3.

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745 views • 62 slides
541: Database Systems

541: Database Systems

541: Database Systems. S. Muthu Muthukrishnan. Course Project. Pick a dataset. Stock market data, US patent data, web data, internet traffic data. UC Irvine data repository. http://odwin.ucsd.edu/idata/ Set of conf papers: http://www.acm.org/sigs/sigmod/record/xml/

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615 views • 61 slides
Database Systems ( ????? )

Database Systems ( ????? )

Database Systems ( ????? ). October 4, 2005 Lecture #3. Course Administration. Please download the updated HW #1 This lecture: R&G Chapter 3 Next week reading: R&G Chapter 4.1 ~ 4.2, 5. Ubicomp Project of the Week: I/O Brush (Ryokai, MIT Media Lab).

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765 views • 60 slides
Database Systems ( ????? )

Database Systems ( ????? )

Database Systems ( ????? ). 10.1.2014 Lecture #3. Relational Model. Chapter 3. Lecture Outline. Quick intro to Relational Model Definitions: schema, instance, tuple, field, domain, etc. Basic SQL Commands (Data Definition Language) Integration Constraints

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603 views • 60 slides
The Relational Model

The Relational Model

The Relational Model. Why Study the Relational Model?. Most widely used model (but XML and NoSQL pick up speed). Vendors: IBM DB2, Oracle, Microsoft SQL Server, SAP Adaptive server Free: MySQL, PostgreSQL, SQLite Easy to store and index data when it is in a simple form (i.e., table)

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383 views • 38 slides
Database Systems ( ????? )

Database Systems ( ????? )

Database Systems ( ????? ). 9/14/2011 Lecture #1. Fundamentals ER (Entity-Relationship) Model SQL (Structured Query Language) Storage and indexing Disks & Files Tree-structure indexing Hash-based indexing. Query evaluation External sorting Evaluating relational operators

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351 views • 35 slides
The Relational Model

The Relational Model

The Relational Model. Content based on Chapter 3 Database Management Systems, (Third Edition), by Raghu Ramakrishnan and Johannes Gehrke. McGraw Hill, 2003.

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348 views • 33 slides
The Relational Model

The Relational Model

The Relational Model. Content based on Chapter 3 Database Management Systems, (Third Edition), by Raghu Ramakrishnan and Johannes Gehrke. McGraw Hill, 2003.

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338 views • 29 slides
Database Systems I The Relational Data Model

Database Systems I The Relational Data Model

Database Systems I The Relational Data Model. What is a Data Model?. A formal notation (language) for describing data. Structure of the data Conceptual model Higher level of abstraction than data structures in programming languages such as lists or arrays. Operations on the data

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386 views • 24 slides
Introduction to Database Management Systems

Introduction to Database Management Systems

Introduction to Database Management Systems. Rizwan Rehman CCS, DU. What Is a DBMS?. A very large, integrated collection of data. Models real-world enterprise. Entities (e.g., students, courses) Relationships

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381 views • 10 slides

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