My db-class.org notes
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Class setup[edit | edit source]
XML[edit | edit source]
Useful resources[edit | edit source]
W3Schools online introductions
Zvon.org online course
W3C XML & XML Schema specifications
Relational Algebra[edit | edit source]
Relational algebra on Wikipedia
A commercially failed relational algebra database called Business System 12 on Wikipedia
Rel an open source relational database management system primarily used in teaching.
Relational Algebra portion of a database eLearning site.