oracle delete (all) constraints disable (all) constraints enable (all) constraints

Execute the statement generated by the following sql to

1

delete all foreign key constraints

select 'alter table '||table_name||' drop constraint '||constraint_name||';' from user_constraints where constraint_type='R'

2

Disable all foreign key constraints

select 'alter table '||table_name||' disable constraint '||constraint_name||';' from user_constraints where constraint_type='R' 3Enable

all

foreign key constraints

select 'alter table '||table_name||' enable constraint ' ||constraint_name||';' from user_constraints where constraint_type='R'