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Oracle

1Z0-908 · Question #32

Examine these statements, which execute successfully: TRUNCATE test; BEGIN; INSERT INTO test(id, name) VALUES(1, "Hello"); ROLLBACK; SELECT id FROM test; Which three storage engines would return a…

The correct answer is A. NDB D. BLACKHOLE F. MyISAM. https://dev.mysql.com/doc/refman/5.6/en/blackhole-storage-engine.html

MySQL Architecture

Question

Examine these statements, which execute successfully:

TRUNCATE test; BEGIN; INSERT INTO test(id, name) VALUES(1, "Hello"); ROLLBACK; SELECT id FROM test; Which three storage engines would return a nonempty recordset for the test table when executing the statements? (Choose three.)

Options

  • ANDB
  • BARCHIVE
  • CInnopB
  • DBLACKHOLE
  • EMEMORY
  • FMyISAM

How the community answered

(17 responses)
  • A
    65% (11)
  • B
    18% (3)
  • C
    12% (2)
  • E
    6% (1)

Explanation

https://dev.mysql.com/doc/refman/5.6/en/blackhole-storage-engine.html

Topics

#storage engines#TRUNCATE transactionality#ROLLBACK behavior#NDB MyISAM BLACKHOLE

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