Oracle
1Z0-882 · Question #4
Consider the my_table table with two integer columns, a and b, and the contents as shown; Mysql > SELECT a, b FROM my_table; 1 row in set result of this query? SELECT a--b FROM my_table;
The correct answer is C. 4. See the full explanation below for the reasoning.
Question
Consider the my_table table with two integer columns, a and b, and the contents as shown; Mysql > SELECT a, b FROM my_table; 1 row in set result of this query? SELECT a--b FROM my_table;
Options
- A0
- B2
- C4
- DAn error message
How the community answered
(34 responses)- A6% (2)
- B15% (5)
- C76% (26)
- D3% (1)
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