What is null value in oracle?
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In what script is snap$ created? In what script is the scott/tiger schema created?
you are sorting a table using "order by"(descending) clause of a column which contains a null value...whether that row containing null value will come first or last in the output??
How do I reset a sequence in oracle?
7. Repeat query (7) but also display all clients who have never ordered anything.
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14 Answers Amazon, Cap Gemini, Infosys, Wipro,
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