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evgeny
Starting Member
1 Post |
 Posted - 2011-04-28 : 17:21:50
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| hello gurusI have a question.I have requirement o develop some organization hierarchy modul that alows next rules.1.every employee have only one manager2.no loops in the organization A->B->C->Ahow can i use heirarchyid or this?Evgeny. |
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jimf
Master Smack Fu Yak Hacker
2875 Posts |
Posted - 2011-04-28 : 17:57:37
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| use a recursive cte (Common Table Expression).JimEveryday I learn something that somebody else already knew |
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Lamprey
Master Smack Fu Yak Hacker
4614 Posts |
Posted - 2011-04-28 : 18:19:17
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| You might want to do some research on Tree and Hierarchies in SQL. Joe Celko wrote a book on the subject and there are lots of articles around the web on the topic. A couple key phrase that might help your seach are "Nested Sets" and "Adjacency List Model". |
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hierarchyid questio