____________________ represents nothing,not a space,not a zero (0),or even an unknown value;simply nothing.
Correct Answer:
Verified
Q82: NULL can be tested for using the
Q83: A(n)_ view implies a view created inline
Q84: In an ascending sort,NULL values will be
Q85: The _ clause has two distinct facets:
Q86: Both IN and _ allow a correlation
Q88: _ or version queries allow access to
Q89: Group (_)SQL functions apply specific functionality to
Q90: A(n)_ character can match any character.
Q91: _ queries are used to build tree-like
Q92: As already seen in this chapter,SELECT statements
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