  DROP TABLE "COUNTRIES" cascade constraints;
  DROP TABLE "DEPARTMENTS" cascade constraints;
  DROP TABLE "EMPLOYEES" cascade constraints;
  DROP TABLE "HTMLDB_PLAN_TABLE" cascade constraints;
  DROP TABLE "JOB_HISTORY" cascade constraints;
  DROP TABLE "JOBS" cascade constraints;
  DROP TABLE "LOCATIONS" cascade constraints;
  DROP TABLE "REGIONS" cascade constraints;
  DROP SEQUENCE "DEPARTMENTS_SEQ";
  DROP SEQUENCE "EMPLOYEES_SEQ";
  DROP SEQUENCE "LOCATIONS_SEQ";
  DROP VIEW "EMP_DETAILS_VIEW";
  DROP PROCEDURE "ADD_JOB_HISTORY";
  DROP PROCEDURE "SECURE_DML";
