INFO20003 Week 4 Lab ER Modelling with MySQL Workbench Objectives: In this lab you will: • Design an ER model • Forward engineer the ER design to SQL • Prepare the schema for next week’s lab Section 1: Develop an ER model Choose either Task 1.1 or Task 1.2. Students who are more confident with […]
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INFO20003 Database Systems Dr Renata Borovica-Gajic Lecture 19 Data Warehousing Week 10 Coverage By the end of this class you should be able to: • Articulate the differences between transactional (operational) and informational (dimensional) databases • Explain the characteristics of a DW • Understand and explain the overall architecture of a DW • Design Star
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INFO20003 Week 2 Lab Modelling with MySQL Workbench Objectives: In this laboratory session you will familiarise yourself with the MySQL Workbench database modelling tool. This is the tool you will use to complete modelling tasks in labs and to complete Assignment 1. In this lab you will: • Launch the MySQL Workbench modelling tool •
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INFO20003 Database Systems Dr Renata Borovica-Gajic Lecture 05 Modelling with MySQL Workbench INFO20003 Database Systems Week 3 1 Coverage • Modelling with MySQL Workbench • Recap & further design – Conceptual Design – Logical Design – Physical Design INFO20003 Database Systems © University of Melbourne 2 Conventions of ER Modelling (Workbench) • Entity • Identifier
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INFO20003 Tutorial – Week 11 Solutions Objectives: This tutorial will cover: (Tutorial: Data warehousing) I. Understand the fundamentals of dimensional modelling – 20 mins II. Design a dimensional model using Kimball’s four-step design process – 25 mins III. Discuss the impact of grain on fact tables – 10 mins Key Concepts: NOTE for students: This
Objectives: INFO20003 Tutorial – Week 4 This tutorial will cover: I. Additional concepts in ER modelling, plus a simple case study – 20 mins II. Bus company case study – conceptual and logical modelling – 30 mins Exercises: 1. ER modelling – additional concepts • Multivalued and composite attributes • Unary relationships 2. Practising these
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INFO20003 Database Systems Dr Renata Borovica-Gajic Lecture 04 Relational Model & Translating ER diagrams INFO20003 Database Systems Week 2 1 Coverage • Relational Model • Keys & Integrity Constraints • Translating ER to Logical and Physical Model Readings: Chapter 3, Ramakrishnan & Gehrke, Database Systems INFO20003 Database Systems © University of Melbourne 3 Relational Data
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Objectives: This tutorial will cover: INFO20003 Tutorial – Week 11 (Tutorial: Data warehousing) I. Understand the fundamentals of dimensional modelling – 20 mins II. Design a dimensional model using Kimball’s four-step design process – 25 mins III. Discuss the impact of grain on fact tables – 10 mins Key Concepts: • Data warehouse • Business
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INFO20003 Week 8 Lab Query Optimisation in MySQL In this lab, you will use MySQL Workbench to see a graphical representation of the execution plan for a SQL statement. You will compare execution plans and query costs, and you will create and drop indexes to optimize query performance. Objectives: By the end of this lab,
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INFO20003 Tutorial – Week 2 Solutions Objectives: This tutorial will cover: I. Review of the Database Development Lifecycle focusing on the design stage (Q1) – 20 mins II. Case study – identify entities, business rules and attributes (Q2) – 30 mins Exercises: 1. The diagram above shows the stages of the Database Development Lifecycle. a.
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