สรุป Database Systems - Relational Algebra & Calculus | Nine Chotiwat

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Chapters
00:00 Notation
02:21 Selection & Projection
03:17 Union, Set-difference, Intersection
05:18 Cross-product
07:07 Renaming
08:46 Join
13:07 Division
15:05 Assignment Operation
15:38 Aggregate Function
16:28 Outer Join
18:02 Relational Algebra VS Calculus

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