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EExcel 丞燕快速查詢2
EExcel 丞燕快速查詢2 https://sandk.ffbizs.com/
ActiveRecord Migration API
http://blackanger.blog.51cto.com/140924/122472/
Migration API
不設定主鍵
create_table :goods, :id => false do |t|
t.integer :good_id
t.string :good_desc
改變主鍵
create_table :goods, :id => good_id do |t|
t.string :good_desc
end
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