-- https://docs.oracle.com/en/database/oracle/oracle-database/23/sqlrf/CREATE-DATABASE-LINK.html
INSERT INTO employees@local
   (employee_id, last_name, email, hire_date, job_id)
   VALUES (999, 'Claus', 'sclaus@example.com', SYSDATE, 'SH_CLERK');
UPDATE jobs@local SET min_salary = 3000
   WHERE job_id = 'SH_CLERK';
DELETE FROM employees@local 
   WHERE employee_id = 999;