SELECT
rtrim(pm.zCustomerID) as 'CUSTID',
rtrim(pm.zCustomerName) as 'COMPNAME',
rtrim(pm.zDateOpen) as 'CREATED',
rtrim(pm.zProjectID) as 'PROJID',
rtrim(pm.zProjectDescription) as 'PROJNAME',
rtrim(Case when pm.zProjectStatusDDL = 1 then 'OPEN' else 'CLOSED' END) as 'PROJSTAT',
rtrim(t1.zTaskID) as 'Level 1 TaskID',
rtrim(Case when t1.zTaskStatusDDL = 1 then 'OPEN' else 'CLOSED' end) as 'WDSTAT',
rtrim(t2.zTaskID) as 'Level 2 TaskID',
rtrim(case when t2.zTaskStatusDDL = 1 then 'OPEN' else 'CLOSED' end) as 'Level 2 Status',
rtrim(t3.ztaskID) as 'Level 3 TaskID',
rtrim(t3.zTaskDescription) as 'Level 3 Task Desc',
rtrim(case when t3.zTaskStatusDDL = 1 then 'OPEN' else 'CLOSED' end ) as 'Level 3 Status'
FROM pc00200 pm
left join pc00300 t3 on pm.zProjectID = t3.zProjectID and t3.zTaskLevel = 3
left join pc00300 t2 on t2.zProjectID = t3.zProjectid and t3.zHC_2 = t2.zHC_2 and t2.zHC_1 = t3.zHC_1 and t2.zTasklevel = 2
left join pc00300 t1 on t1.zProjectID = t3.zProjectID and t3.zHC_1 = t1.zHC_1 and t1.zTaskLevel = 1