A

Arogya • 3.19K Points
Extraordinary

Q. A developer queries the same table inside a row-level trigger and gets ORA-04091 error. Why?

  • (A) Deadlock
  • (B) Mutating table error
  • (C) Syntax error
  • (D) Constraint violation
Explanation by: Arogya
Row-level triggers cannot query the table currently being modified.

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