Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.“According to Codd’s _____ rule[…]
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“According to Codd’s _____ rule of relational database, “”Application programs and ad hoc facilities are logically unaffected when changes are made to the table structures that preserve the original table values (changing order of columns or inserting columns).”””
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.“According to Codd’s _____ rule[…]
Read moreThe entity relationship diagram (ERD) represents the _____ database as viewed by the end user
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.The entity relationship diagram (ERD)[…]
Read moreA _____ attribute is one that cannot be subdivided
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.A _____ attribute is one[…]
Read more4 Main Types of Explicit Constraints,”1. Key2. Entity Integrity3. Referential Integrity4. Domain (every value must be from domain of its attribute
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.4 Main Types of Explicit[…]
Read moreSuperkey,”Set of attributes where for any valid relation state
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.Superkey,”Set of attributes where for[…]
Read moreEntity Integrity/Primary Key Constraint
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.Entity Integrity/Primary Key Constraint Primary[…]
Read moreReferential Integrity/Foreign Key Constraint
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.Referential Integrity/Foreign Key Constraint Value[…]
Read moreSpurious Tuples
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.Spurious Tuples Tuples which are[…]
Read moreCandidate Key,”A key which is part of a relation schema with multiple keys. One must be designated a primary key
Average Rating 0 out of 5 stars. 0 votes.You must log in to submit a review.Candidate Key,”A key which is[…]
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