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keyword, the trigger can also query or change the same table.

Triggers can only do that after the initial changes are applied, and the table is back in a consistent state.

Unlike other types of triggers, Oracle Database XE fires the trigger instead of executing the triggering SQL DML statement.

With an Within a trigger body of a row trigger, the PL/SQL code and SQL statements have access to the old and new column values of the current row affected by the triggering statement.

User-defined exceptions are commonly used in triggers that enforce complex security authorizations or integrity constraints.