Computer Science 1032A/B Lecture Notes - Lecture 9: Xml, Electronic Data Interchange, Railways Act 1921
4 Oct 2018
School
Department
Course
Professor
COMPSCI 1032A/B verified notes
9/13View all
8
Computer Science 1032A/B Lecture Notes - Lecture 8: Business Process, Enterprise Application Integration
9
Computer Science 1032A/B Lecture Notes - Lecture 9: Xml, Electronic Data Interchange, Railways Act 1921
10
Computer Science 1032A/B Lecture Notes - Lecture 10: Business Intelligence, Social Capital, Linkedin
Document Summary
Data exchange, just like phone, paper, email, etc. Electronic data interchange (edi) extensible markup language (xml) - type of edi. Data transport mechanism from one computer to the next. Allows data points to be automatically entered into database instead of entering each point manually. Xml statement is a combination of data and tags. Every start tag must have an exactly matching end tag. Tag name has to have meaning (not just tag" but name") Tags cannot have spaces in tag name (spaces mean something else) Only data between start and end tag. Has other data in it (simple and/or complex) Will always be Tells computer start and end of document. Can have many documents (root tags) in one file. Sometimes can be both about tag and data - then it"s up to user. Format - _attribute label= assignment ( _ means a space, not an underscore; = means assigned)
