2011-05-24 47 views

回答

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This link意味着它被转换为String(这大概是逗号分隔)。

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链接已死 – voondo 2012-09-09 01:27:25

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@voondo:It works for me:http://www.orthogonalthought.com/blog/index.php/2007/06/mysql-and-ruby-on-rails-datatypes/ – 2012-09-26 18:16:37