SUMMARY_USER_LOGINSUMMARY_USER_LOGIN records the number of user logins and logouts on the primary database node.Table 1 SUMMARY_USER_LOGIN columnsNameTypeDescriptionnode_nametextDatabase process nameuser_nametextUsernameuser_idintegerUser OID (Its value is the same as that of oid in pg_authid.)login_counterbigintNumber of loginslogout_counterbigintNumber of logouts