gpadmin=# \d gp_persistent_tablespace_node Table "pg_catalog.gp_persistent_tablespace_node" Column | Type | Modifiers ----------------------------------------------+----------+----------- filespace_oid | oid | not null tablespace_oid | oid | not null persistent_state | smallint | not null create_mirror_data_loss_tracking_session_num | bigint | not null mirror_existence_state | smallint | not null reserved | integer | not null parent_xid | integer | not null persistent_serial_num | bigint | not null previous_free_tid | tid | not null Tablespace: "pg_global" |