数据库(Database)代写包括SQL语言, relation algebra(关系代数), XML, XPath. 可以画ER图, ER图转换成SQL语句, 数据库规范化(database normalization), 1NF(第一范式), 2NF, 3NF, BCNF，4NF，5NF. 支持MySQL, PostgreSQL, Oracle IBM-DB2等多种关系数据库和NoSQL数据库MongoDB.
COMP2400/COMP6240 – Relational Databases Assignment 1 Due date: 10am, 23 August 2016 This assignment will be marked out of 10. It will count for 10% of the final grade. Below you will find 3 questions to reach this score. Marks are assigned for the process of finding a solution, not only for the result. Hence, […]
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CSC 571-485B / SENG 480A: Summer 2017 Assignment 1 Due: May 17, 2017, 11:55 pm 1. (4 pt) Consider the Megatron 777 disk with the following characteristics: 10 surfaces with 10,000 tracks each; each sector is 512 bytes and each track on average has 1000 sectors; 20% of each track is used for gaps; the
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Contents More Advanced Python Challenges Challenge1 ………….. … Challenge2 ………….. … Challenge3 ………….. … Challenge4 ………….. … Challenge5 ………….. … Getting Ready for the SQL Assessment 4 ………………………….. 4 ………………………….. 5 ………………………….. 6 ………………………….. 7 ………………………….. 7 8 Data Science Self-Assessment Galvanize Inc. How to Use This Document 1 Spot the Di erences 1 ForLoops…………………………………………..
University of Sussex Informatics Databases Assignment 2 (Deadline 1.12.16, 4pm) Autumn 2016 This coursework must be submitted electronically via E-submission. You have to answer all 12 questions. Your answers must be uploaded in one file using the template file published on the StudyDirect page. This tem- plate contains essential comments to steer the automatic testing
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University of Sussex Autumn 2016 Informatics Databases Assignment 1 (Deadline 20.10.16, 4pm) The coursework assigned below must be submitted as E-submission in one single pdf file on StudyDirect by 4 pm on Thursday, 20 October 2016. Note that no other formats than pdf will be accepted. You are not allowed to share or discuss solutions
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CS 457/557 Fall 2015 Final Exam Project – Implement Document Store Queries Mode: Individual Due Date: Dec. 9 Demos 11:30-2:00 am in SEC3429/3430 – NO LATE DEMOS For this assignment you are to write a program to implement the operations required to process and execute NoSQL queries on a preexisting file for a document store database.
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COP 5725 – Principles of Database Management Systems Database COP 5725 ‐‐‐ Fall 2016 Hospital System Database and Data Interface Term Project Due date: Nov. 3, 2016 (THU) The database contains most of the information used by the web application. A database is a collection of related data in the form of schemas, tables, views,
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Assignment 2 CSC343 Fall 2016 Due November 11th, 11:59pm sharp. Learning Goals By the end of this assignment you should have: good understanding of SELECT statement of SQL writing SQL queries updating / inserting / deleting tuples from or into an existing instance good understanding of SQL DDL commands including addition / deletion of constraints
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COMP2400/COMP6240 – Relational Databases Assignment 2 Due date: 10am, 27 September 2016 This assignment will be marked out of 10. It will count for 10% of the final grade. Below you will find 4 questions to reach this score. Marks are assigned for the process of finding a solution, not only for the result. Hence,
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COMP2400/COMP6240 – Relational Databases Assignment 1 Due date: 10am, 23 August 2016 This assignment will be marked out of 10. It will count for 10% of the final grade. Below you will find 3 questions to reach this score. Marks are assigned for the process of finding a solution, not only for the result. Hence,
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