Examlex
When creating a table for an ID-dependent entity,both the key of the parent and the key of the entity itself must appear in the table.
Personal Power
The capacity of an individual to influence others and control their own environment, arising from personal attributes and skills rather than formal authority.
Organizational Power
The capacity of individuals or groups within an organization to influence others or control resources.
Expert Power
A form of power that is derived from possessing knowledge, skills, or expertise in a particular area that others need or value.
Referent Power
A form of influence derived from the admiration or respect one has for the influencer, compelling others to follow based on liking or aspiring to be like the person.
Q7: In Microsoft Visio 2013,we can create database
Q7: The MySQL Installer for Windows should be
Q8: Which of the following is not a
Q25: When dropping tables and relationships,which of the
Q26: In IDEF1X,extended E-R model 1:N relationships are
Q27: A checkpoint is a point of synchronization
Q31: A row can be uniquely identified by
Q49: When transforming an ID-dependent E-R data model
Q56: Explain the representation of a one-to-many strong
Q59: Because SQL stored procedures allow and encourage