47.55. pgxc_group

Note: XCONLY: The following description applies only to Postgres-XC.

The catalog pgxc_group stores information about cluster node group information, which is a list of cluster node OIDs. Groups can be used as aliases.

Table 47-56. pgxc_group Columns

NameTypeReferencesDescription
group_namename Name of cluster node group
group_membersoidvectorpgxc_node.oidList of node OIDs of the node group