Hierarchical k Clustering Means Clustering – Khasha Dehnad 1 Clustering Task – classes of similar objects Clustering refers to grouping records, observations, or tasks into – – – – – – Cluster is collection records similar to one another Records in one cluster dissimilar to records in other clusters Clustering is unsupervised data mining task […]
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NYU Tandon School of Engineering Computer Science and Engineering CS6083, Spring 2018 CS 6083 – Final Exam Instructions. This is a 150-minute exam, with a total of 54 points available. May 14, 2018 • Do not open this test booklet until you are told to do so. • Write your name, student ID, and seat
Chapter 2: Introduction to the Relational Model Database System Concepts, 6th Ed. ©Silberschatz, Korth and Sudarshan See www.db-book.com for conditions on re-use Example of a Relation attributes (or columns) tuples (or rows) Database System Concepts – 6th Edition Modified by T. Suel for CS6083, NYU Tandon, Spring 2020 2.2 ©Silberschatz, Korth and Sudarshan Attribute
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Chapter 7: Entity-Relationship Model ■ Design Process ■ Modeling ■ Constraints ■ E-R Diagram ■ Design Issues ■ Weak Entity Sets ■ Extended E-R Features ■ Design of the Bank Database ■ Reduction to Relation Schemas ■ Database Design ■ UML Database System Concepts – 6th Edition Modified by T. Suel for CS6083, NYU Tandon,
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Chapter 5: Advanced SQL ■ Accessing SQL From a Programming Language ■ Functions and Procedural Constructs ■ Triggers ■ Recursive Queries ■ Advanced Aggregation Features ■ OLAP Database System Concepts – 6th Edition Modified by T. Suel for CS6083, NYU School of Engineering, Spring 2020 5.1 ©Silberschatz, Korth and Sudarshan Accessing SQL From a Programming
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Chapter 4: Intermediate SQL ■ Join Expressions ■ Views ■ Transactions ■ Integrity Constraints ■ SQL Data Types and Schemas ■ Authorization Database System Concepts – 6th Edition Modified by T. Suel for CS6083, NYU School of Engineering, Spring 2020 4.1 ©Silberschatz, Korth and Sudarshan Joined Relations ■ Join operations take two relations and return
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Chapter 4: Intermediate SQL ■ Join Expressions ■ Views ■ Transactions ■ Integrity Constraints ■ SQL Data Types and Schemas ■ Authorization Database System Concepts – 6th Edition Modified by T. Suel for CS6083, NYU School of Engineering, Spring 2020 4.1 ©Silberschatz, Korth and Sudarshan Joined Relations ■ Join operations take two relations and return
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CS6083: Principles of Databases Systems Section A (Prof. Suel) ■ Mondays from 3:20pm to 5:50pm in 2 MTC, room 9.011. ■ Instructor: Torsten Suel torsten.suel@nyu.edu ■ Course page: on NYU Courses ■ Office hours: Mondays 2-3pm in room 856 (370 Jay) ■ Also, graders will have their own office hours, as needed ■ Graders: TBD
Chapter 3: Introduction to SQL ■ Overview of The SQL Query Language ■ Data Definition ■ Basic Query Structure ■ AdditionalBasicOperations ■ Set Operations ■ Null Values ■ AggregateFunctions ■ Nested Subqueries ■ Modification of the Database Database System Concepts – 6th Edition Modified by T. Suel for CS6083, NYU School of Engineering , Spring
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Chapter 2: Introduction to the Relational Model Database System Concepts, 6th Ed. ©Silberschatz, Korth and Sudarshan See www.db-book.com for conditions on re-use Example of a Relation attributes (or columns) tuples (or rows) Database System Concepts – 6th Edition Modified by T. Suel for CS6083, NYU Tandon, Spring 2020 2.2 ©Silberschatz, Korth and Sudarshan Attribute
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