}
public void updateGroup(GroupEntity updatedGroup) {
CommandContext commandContext = Context.getCommandContext();
DbSqlSession dbSqlSession = commandContext.getDbSqlSession();
dbSqlSession.update(updatedGroup);
}
public void deleteGroup(String groupId) {
GroupEntity group = getDbSqlSession().selectById(GroupEntity.class, groupId);
getDbSqlSession().delete("deleteMembershipsByGroupId", groupId);