1$ pg_dump -U postgres -h localhost -p 5433 --clean --file=sandbox.sql sandbox
2$ pg_dumpall -U postgres -h localhost -p 5433 --clean --globals-only --file=globals.sql
1$ psql -U postgres -h localhost -p 5433 < globals.sql
2$ psql -U postgres -h localhost -p 5433 < sandbox.sql