Friday, March 26, 2010

Check reference constraints.

column r_owner format a20
column r_constraint_name format a30
column owner format a20
column table_name format a30
column constraint_name format a30
column "Constraint Disable COMMAND" format a150
set linesize 200
set pagesize 200
select r_owner,r_constraint_name,owner,table_name,constraint_name,constraint_type
from dba_constraints
where r_constraint_name in (select constraint_name from dba_constraints where table_name = upper('&&TABLE_NAME'))
/
select 'alter table '||owner||'.'||table_name||' disable constraint '||constraint_name||';' "Constraint Disable COMMAND"
from dba_constraints
where r_constraint_name in (select constraint_name from dba_constraints where table_name = upper('&TABLE_NAME'))
/

1. check and list the reference constraints
2. make commands to disable reference constraint

Tested in Oracle 11g R2, 10g R2