SELECT 
  tc.table_name,
  kcu.column_name,
  ccu.table_name AS references_table,
  ccu.column_name AS references_field

FROM information_schema.table_constraints tc

LEFT JOIN information_schema.key_column_usage kcu
  ON tc.constraint_catalog = kcu.constraint_catalog
  AND tc.constraint_schema = kcu.constraint_schema
  AND tc.constraint_name = kcu.constraint_name

LEFT JOIN information_schema.referential_constraints rc
  ON tc.constraint_catalog = rc.constraint_catalog
  AND tc.constraint_schema = rc.constraint_schema
  AND tc.constraint_name = rc.constraint_name

INNER JOIN information_schema.constraint_column_usage ccu
  ON rc.unique_constraint_catalog = ccu.constraint_catalog
  AND rc.unique_constraint_schema = ccu.constraint_schema
  AND rc.unique_constraint_name = ccu.constraint_name
 
WHERE  lower(tc.constraint_type) in ('foreign key')   and ccu.table_name = 'dict_okpd';

delete from dict_okpd where entry_id <> 1569050 and entry_id <> 1233963 and entry_id <> 1232498 and entry_id <> 1231878 and entry_id <> 1231607 and entry_id <> 1231520
  and entry_id <> 1231500 and entry_id <> 1126365 and entry_id <> 1126297   and entry_id <> 1567829 and entry_id <> 1567392
  and entry_id <> 1567220  and entry_id <> 1567172 and entry_id <> 1567220