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In a 1:M relationship, to avoid the possibility of referential integrity errors, the data of the "1" side must be loaded first.
Q9: When setting optimizer hints, _ instructs the
Q12: A total completeness constraint is represented by
Q36: _is the process the DBMS uses to
Q37: An entity in the entity relationship model
Q46: The reliance on _ as the design
Q50: You can think of a table as
Q56: ANSI-standard SQL allows the use of special
Q61: If a user adds a new column
Q68: In a relational model, _ are used
Q72: Rows can be grouped into smaller collections