Zend
200-530 · Question #3620
After executing a query on a database server, PHP offers several functions to read the resulting lines, such as mysqli_fetch_assoc, pg_fetch_row, oci_fetch,etc.). If such functions do not return any…
The correct answer is A. a SELECT statement returned no rows C. the connection to the database server was disconnected during query execution. See the full explanation below for the reasoning.
Question
After executing a query on a database server, PHP offers several functions to read the resulting lines, such as mysqli_fetch_assoc, pg_fetch_row, oci_fetch,etc.). If such functions do not return any rows, it means: (Choose 2)
Options
- Aa SELECT statement returned no rows
- Bthe transaction has been rolled back
- Cthe connection to the database server was disconnected during query execution
- Dthe query was too slow to execute
How the community answered
(47 responses)- A81% (38)
- B13% (6)
- D6% (3)
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