Chapter 4: SQL s Basic Structure s Set Operations s Aggregate Functions s Null Values s Nested Subqueries s Derived Relations s Views s Modification of the Database s Joined…
1. 3/2/20111SQLData Definition Languageo The schema for each relation, including attributetypes.o Integrity constraintso Authorization information for each relation.o Non-standard…
Slide 1Chapter 5: Other Relational Languages Query-by-Example (QBE) Datalog Slide 2 Query-by-Example (QBE) Basic Structure Queries on One Relation Queries on Several Relations…
Slide 1Dr. Alexandra I. Cristea http://www.dcs.warwick.ac.uk/~acristea/ CS 319: Theory of Databases: C4 Slide 2 (provisionary) Content 1.Generalities DB 2.Temporal Data 3.Integrity…
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