Files

14 lines
365 B
SQL

whenever sqlerror exit failure rollback
create table temp_names_in_use
as select distinct name_id from object_variables where detached = 0;
alter table temp_names_in_use add primary key (name_id);
analyze table temp_names_in_use compute statistics;
delete object_variable_names
where id not in (select * from temp_names_in_use);
drop table temp_names_in_use;