Examlex
Primary key and foreign key constraints are both important kinds of value-based constraints.
Skeptical
Having an attitude of doubt or a disposition to incredulity either in general or toward a particular object.
Caution Signals
Warning signs or indicators that suggest a need for careful consideration or attention to avoid potential problems or dangers.
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Refers to the positioning of one's body, which can convey nonverbal messages or attitudes during interpersonal communications.
Source Of Communication
The origin or starting point from which information is sent to a receiver in the communication process.
Q3: The following application program will be modified
Q3: Different hash functions may be used on
Q11: In an ERD,the minimum and maximum _
Q11: The complexity of a database reflects the
Q16: In a hash file,if two keys hash
Q23: (Access)INSERT INTO View2 (RTN,MAKE,PICKUP,RENTALS.CID.<br>VALUES (10,'GM','SD',10)<br>Which of the
Q27: To catch a specific error in a
Q46: A SELECT statement that appears inside another
Q54: Stable means that a primary key should
Q58: To control complexity among a collection of