View 1 query optimization 2 database management 3 sql queries 4 relational algebra 5 execution plan 6 ra equivalences 7 data retrieval 8 natural joins text PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of 1 query optimization 2 database management 3 sql queries 4 relational algebra 5 execution plan 6 ra equivalences 7 data retrieval 8 natural joins text PowerPoint presentations. You can view or download 1 query optimization 2 database management 3 sql queries 4 relational algebra 5 execution plan 6 ra equivalences 7 data retrieval 8 natural joins text presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.