CBO PLAN: HiveProject(id=[$0]) HiveJoin(condition=[true], joinType=[inner], algorithm=[none], cost=[not available]) HiveProject(id=[$0]) HiveJdbcConverter(convention=[JDBC.POSTGRES]) JdbcProject(id=[$0]) JdbcHiveTableScan(table=[[default, country]], table:alias=[country]) HiveProject(DUMMY=[0]) HiveTableScan(table=[[default, city]], table:alias=[city])