ISMT221 Information Systems Analysis and Design Prototyping with MS Access Lab 6 Tony Tam

MS Access – a App + DBMS Database Management System A simple DBMS to provide basic data storage, query, form, report Oracle, Sybase, MySQL, MS Access, SQL Server Interface for application Application interface for novice user SQL92 compliance A Structured Query Language standard that certify the package has some basic, standardized SQL Transact SQL Microsoft standard of SQL, used in MS Access and MS SQL Server

Table Table is physical implementation of Entity in ERD Access has “relationship” feature for you to add the relationship The cardinality are not just typed-in; you need to understand the relationship of the attributes to give a proper cardinality Primary Key, Foreign Key

Query Query allow you to fetch/query data SQL Statement is very standardize, and flexible in retrieving the required data for you SELECT * FROM USER ORDER BY LOGIN_ID; SQL Statement looks easy; Programmers, Systems Analysts and Database Administrators MUST know it. Some people are paid million dollar US annually to do reporting with SQL Statement (of course, very complicated)

Form Form provides GUI to interact with user Form primary allows manipulation of data Access Form also provide navigation, advanced reporting, and more programming capability Visual Basic for Application VBA is a 80% version of VBA, providing necessary functionality All Office applications can use VBA Advanced Form design and development requires tough VBA knowledge

Report Report displays and allows printing of information in a very professional and organized manner Report, at the background, is itself a Query Sections Header, Details, Footer What is the difference of report and query Grouping Visual display Criteria Volume of data