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Introduction to Database Technology

Short name: DT
SITS code: COIY068H4
Credits: 15 credits
Level: 4


  • To introduce the basics of relational database design using the Open Source Relational Database Management System MySQL.
  • To introduce a range of data retrieval methods using MySQL.
  • To apply these techniques to a small business case study.
  • To develop a range of professional IT skills enabling students to apply relational database open source technology in the workplace.


  • Relational databases: uses; advantages/disadvantages; comparison with flat-file databases.
  • Relational Database Management Systems: MySQL and benefits of open source software.
  • Basic database concepts: Entities and attributes; tables and relationships; primary and foreign keys; data types.
  • Gain experience in the use of the SQL query language for data definition and data manipulation. This module provides a practical grounding for further study of information systems.
  • Database design: Use of entity-relationship diagrams to model user requirements; database documentation.
  • Data manipulation: Enter, update and delete data; define criteria to retrieve specified data; use JOIN to retrieve data from multiple tables.


  • Good IT skills.
  • Use of file compression tools (compress files, extract compressed files using WinZip).
  • Folder and file management (create, rename and organise folders, recognise filetypes from their file extension, change folder options).
  • Web searching using a browser (save a web page, view a page source, open local files, adding to favourites, change browser settings, use History menu, download resources).


All dates and timetables are listed in the programme handbooks of individual programmes.