I have Users,Questions & Answers Table. A User can Post a question and can tag himself as well as the question upto 5 tags(eg:sql,java,html...). Do I need a separate table for Tags? if so how do I select tags from TAGS table for User and Questions posted by User.I have Users,Questions & Answers Table. A User
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如何从Oracle中的表中选择多个值？
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