GRANT ALL PRIVILEGES ON SCHEMA xxx TO yyy;GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA xxx TO yyy;

查询各数据库占用磁盘大小：SELECT d.datname AS Name,  pg_catalog.pg_get_userbyid(d.datdba) AS Owner,     CASE WHEN pg_catalog.has_database_privilege(d.datname, 'CONNECT')         THEN pg_catalog.pg_size_pretty(pg_catalog.pg_database_size(d.datname))

pg_dumpall -u postgres -p 5432 | psql -u postgres -p 6543