plsql - Combine Rows output for multiple column checks -

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i want combine multiple rows single 1 based on multiple column checks. enter image description here

only if remaining columns match program_type should merged comma separated.

i tried using listagg unable achieve . tried using connect still not able check conditions.

any on same.

regards.

something 

select  listagg(program_type,',') within group ( order program_type desc ) prog_group emp

output:

xyz,mno

further if want have columns in single query

with program1_type  ( select distinct id,prog_type ( select id,listagg(program_type,',') within group ( order program_type desc )  on (partition id ) prog_type emp ) )select distinct e.id,e.name,prog_type program_type, e.mname,e.type --add remaining columns here  program1_type p,emp e  p.id=e.id

o/p -screenshot

enter image description here


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