Examlex
The syntax for adding a CHECK constraint with CREATE TABLE and ALTER TABLE is quite different.
Dreaming
A series of thoughts, images, and sensations occurring in a person's mind during sleep, often symbolic or seemingly nonsensical.
Modification
The process of changing or altering something in order to improve it or to accommodate new conditions.
Hypnosis
A trance-like state of focused attention and increased suggestibility, often used for therapeutic purposes.
Confabulate
To fill in gaps in one's memory with fabrications that one believes to be true.
Q2: You cannot change the state of a
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Q56: CHECK constraints cannot use pseudocolumns,such as _
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