varsql="select id, concat((select display_name from cmdb.organisation_type as ot where ot.id=organisation_type), ': ', display_name) as label from cmdb.organisation;";
client.query(sql,[],function(err,result){
// all leaf
varsql="WITH RECURSIVE org(id, display_name, parent_organisation_id, organisation_level) AS (";
sql+="SELECT id, display_name, parent_organisation_id, organisation_level FROM cmdb.organisation org WHERE org.id = $1 ";
// var sql = "select id, concat(id, '. ', (select display_name from cmdb.organisation_type as ot where// ot.id=organisation_type), ': ', display_name) as label from cmdb.organisation where id >0;";