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Developer-C 11.1
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4.0
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AdventureWorks
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with user_services as ( select 'Rick' usr, '1,3,2,66,19' services from dual union select 'Jerry', '1,2,19' from dual ) select distinct usr, trim(regexp_substr(serv, '[^,]+', 1, level)) serv from (SELECT usr, services serv FROM user_services) t connect by instr(serv, ',', 1, level - 1) > 0 order by 1,2
USR
SERV
Jerry
1
Jerry
19
Jerry
2
Rick
1
Rick
19
Rick
2
Rick
3
Rick
66