PostgreSQL_CE
PGCES-02 · Question #82
PGCES-02 Question #82: Real Exam Question with Answer & Explanation
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Question
The "sample" table consists of the following data: SELECT DISTINCT ON (data) * FROM sample; How many rows are returned by executing the following SQL statement?
Options
- A2 rows
- B3 rows
- C4 rows D. 5 rows
- D6 rows
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