Possibility of Coping constraints from another schema

Question

Hi,
If i drop all constraints of a table in TEST; then is it possible to create constraints on that table from same(with same name and structure) table in PRODUCTION.
Thanks,
Vidya

Answer 1

real quick, may be of help
SQL> ed
Wrote file afiedt.buf
  1   SELECT 'alter table  '||f.TABLE_NAME||' add ( constraint '|| FOREIGN.constraint_name
  2          ||'  FOREIGN KEY ('||f.COLUMN_NAME ||')  REFERENCES '|| p.TABLE_NAME||'( '||p.COLUMN_NAME||
  3   FROM user_constraints PRIMARY, user_constraints FOREIGN,user_cons_columns  p, user_cons_column
  4   WHERE PRIMARY.constraint_type = 'P'
  5      AND FOREIGN.constraint_type = 'R'
  6      AND PRIMARY.owner = FOREIGN.r_owner
  7      AND PRIMARY.constraint_name = FOREIGN.r_constraint_name
  8   AND PRIMARY.table_name = p.table_name
  9       AND PRIMARY.constraint_name = p.constraint_name
10* AND FOREIGN.constraint_name = f.constraint_name
11  /
'ALTERTABLE'||F.TABLE_NAME||'ADD(CONSTRAINT'||FOREIGN.CONSTRAINT_NAME||'FOREIGNKEY('||F.COLUMN_NAME|
alter table  EMP add ( constraint FK_DEPTNO  FOREIGN KEY (DNO)  REFERENCES DEPT( DEPTNO));