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Title: COMP 5138 Relational Database Management Systems - PowerPoint PPT Presentation
Description: ... of rows from relation. Projection ( ) Extracts only desired columns from relation. ... Result relation can be the input for another relational algebra operation! ... – PowerPoint PPT presentation
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PPT URL: https://sso.sydney.edu.au/app/sydneyuni_canvas_1/exke3d1qvZ3CE2FQQ3l6/sso/saml?SAMLRequest=fZJfT8IwFMXf%2FRRL37exTQY2QIIgkQQVAX3whZTuAo1bO3pblG9vt2H8k%2Bjr7T3n13PaHrIiL%2BnQmr1cwMECGu%2B9yCXS%2BqBPrJZUMRRIJSsAqeF0Obyb0Tho0VIro7jKyTfJ%2FwqGCNoIJYk3HffJOo150Lecture5A_RelAlg.ppt
