Fix(postgres): dotted function calls in create trigger ddls closes #7527

Author: georgesittas

sqlglot/parser.py

@@ -2688,7 +2688,7 @@ def _parse_trigger_execute(self) -> exp.TriggerExecute | None:
         if not self._match_set((TokenType.FUNCTION, TokenType.PROCEDURE)):
             self.raise_error("Expected FUNCTION or PROCEDURE after EXECUTE")
 
-        func_call = self._parse_function(anonymous=True, optional_parens=False)
+        func_call = self._parse_column()
         return self.expression(exp.TriggerExecute(this=func_call))
 
     def _parse_property_before(self) -> exp.Expr | list[exp.Expr] | None:

tests/dialects/test_postgres.py

@@ -1815,6 +1815,8 @@ def test_postgres_create_trigger(self):
             "CREATE OR REPLACE TRIGGER replace_trigger BEFORE INSERT ON users FOR EACH ROW EXECUTE FUNCTION LOG_INSERT()",
             "CREATE TRIGGER param_trigger BEFORE INSERT ON users FOR EACH ROW EXECUTE FUNCTION LOG_WITH_PARAMS('insert', 'users')",
             "CREATE TRIGGER my_trigger BEFORE INSERT ON myschema.users FOR EACH ROW EXECUTE FUNCTION LOG_CHANGES()",
+            "CREATE TRIGGER trg_foo BEFORE UPDATE ON bar.bat FOR EACH ROW EXECUTE FUNCTION baz.asdf()",
+            "CREATE TRIGGER trg_foo BEFORE UPDATE ON bar.bat FOR EACH ROW EXECUTE FUNCTION c.s.asdf('x', 1)",
             "CREATE TRIGGER truncate_trigger BEFORE TRUNCATE ON users FOR EACH STATEMENT EXECUTE FUNCTION LOG_TRUNCATE()",
             "CREATE TRIGGER complex_when BEFORE UPDATE ON accounts FOR EACH ROW WHEN (OLD.balance IS DISTINCT FROM NEW.balance AND NEW.balance > 0) EXECUTE FUNCTION CHECK_BALANCE()",
             "CREATE TRIGGER emp_stamp BEFORE INSERT OR UPDATE ON emp FOR EACH ROW EXECUTE FUNCTION EMP_STAMP()",