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 Originally Posted by gandolf989
As long as the cid, gid columns are unique in the table where aph is running the query, then your answer is correct. I just wrote it so that it would not matter if they were unique or not.
Reading poster's specs about "Each gene only resides on a single clone..." I supposed data was compliant with the specs. I've to agree if data is a mess your solution might show a closer solution.
Last edited by PAVB; 05-19-2008 at 02:50 PM.
Pablo (Paul) Berzukov
Author of Understanding Database Administration available at amazon and other bookstores.
Disclaimer: Advice is provided to the best of my knowledge but no implicit or explicit warranties are provided. Since the advisor explicitly encourages testing any and all suggestions on a test non-production environment advisor should not held liable or responsible for any actions taken based on the given advice.
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