THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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LITERAL
DATE TIME VALUE FUNCTION i.e. CURRENT_TIME, CURRENT_DATE
- CURRENT_USER()
CURRENT_DATABASE()
- NULL
- CAST (<expression in above category> as PRIMITIVE TYPE)
INSERT
Anytime user doesn’t specify a value explicitly for a column its default value will be used if defined e.g
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