User A issues the command: LOCK TABLES pets READ; Which command can User B execute against the pets table?（）<br>A:UPDATE pets…<br>B:SELECT….FROM pets<br>C:INSERT INTO pets…<br>D:ALTER TABLE pets…

User A issues the command: LOCK TABLES pets READ; Which command can User B execute against the pets table?（）
A:UPDATE pets…
B:SELECT….FROM pets
C:INSERT INTO pets…
D:ALTER TABLE pets…

出自：Oracle认证

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