We have migrated to new Google sites!
Note:use \dtvS pg_stat* command to list all tables and views to query the current activity.
sachi=# \dtvS pg_stat*
List of relations
Schema | Name | Type | Owner | Storage
------------+------------------------------+-------+---------+---------
pg_catalog | pg_stat_activity | view | gpadmin | none
pg_catalog | pg_stat_all_indexes | view | gpadmin | none
pg_catalog | pg_stat_all_tables | view | gpadmin | none
pg_catalog | pg_stat_database | view | gpadmin | none
pg_catalog | pg_stat_last_operation | table | gpadmin | heap
pg_catalog | pg_stat_last_shoperation | table | gpadmin | heap
pg_catalog | pg_stat_operations | view | gpadmin | none
pg_catalog | pg_stat_partition_operations | view | gpadmin | none
pg_catalog | pg_stat_resqueues | view | gpadmin | none
pg_catalog | pg_stat_sys_indexes | view | gpadmin | none
pg_catalog | pg_stat_sys_tables | view | gpadmin | none
pg_catalog | pg_stat_user_indexes | view | gpadmin | none
pg_catalog | pg_stat_user_tables | view | gpadmin | none
pg_catalog | pg_statio_all_indexes | view | gpadmin | none
pg_catalog | pg_statio_all_sequences | view | gpadmin | none
pg_catalog | pg_statio_all_tables | view | gpadmin | none
pg_catalog | pg_statio_sys_indexes | view | gpadmin | none
pg_catalog | pg_statio_sys_sequences | view | gpadmin | none
pg_catalog | pg_statio_sys_tables | view | gpadmin | none
pg_catalog | pg_statio_user_indexes | view | gpadmin | none
pg_catalog | pg_statio_user_sequences | view | gpadmin | none
pg_catalog | pg_statio_user_tables | view | gpadmin | none
pg_catalog | pg_statistic | table | gpadmin | heap
pg_catalog | pg_stats | view | gpadmin | none
(24 rows)